NAVSEA-T9074-BD-GIB-010-0300--FORGING_CASTINGS_of_HY80_STEEL.pdf

T9074-BD-GIB-010/0300

REVISION 2

NAVSEA TECHNICAL PUBLICATION

BASE MATERIALS FOR CRITICAL APPLICATIONS:

REQUIREMENTS FOR LOW ALLOY STEEL PLATE,

FORGINGS, CASTINGS, SHAPES, BARS, AND HEADS

OF HY-80/100/130 AND HSLA-80/100

THIS REVISION SUPERSEDES T9074-BD-GIB-010/0300 REVISION 1 DATED 16 JULY 2012.

DISTRIBUTION STATEMENT A: APPROVED FOR PUBLIC RELEASE; DISTRIBUTION UNLIMITED.

PUBLISHED BY DIRECTION OF COMMANDER, NAVAL SEA SYSTEMS COMMAND

18 DECEMBER 2012

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T9074-BD-GIB-010/0300 Rev 2

A

LIST OF EFFECTIVE PAGES

Dispose of superseded pages in accordance with applicable regulations.

Dates of issue for original and subsequent revisions:

Original………………………… 9 August 2002

Revision 1……………………… 16 July 2012

Revision 2……………………… 18 December 2012

TOTAL NUMBER OF PAGES IN THIS PUBLICATION IS 228, CONSISTING OF THE FOLLOWING:

Page No. Page No.

Title C-1 through C-10 A D-1 through D-15 i through xxxvi D-16 blank 1-1 E-1 through E-15 1-2 blank E-16 blank 2-1 through 2-3 F-1 through F-19 2-4 blank F-20 blank 3-1 through 3-5 G-1 through G-9 3-6 blank G-10 blank 4-1 through 4-5 H-1 through H-8 4-6 blank I-1 through I-10 5-1 J-1 through J-3 5-2 blank J-4 blank 6-1 K-1 and K-2 6-2 blank L-1 through L-20 A-1 through A-24 M-1 and M-2 B-1 through B-22

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NAVSEA TECHNICAL PUBLICATION CERTIFICATION SHEET 1 of 1

Certification Applies to: New Document Revision Change

Applicable TMIN/Pub. No. T9074-BD-GIB-010/0300 Rev 2

Publication Date (Mo, Day, Yr) 18 December 2012

Title: BASE MATERIALS FOR CRITICAL APPLICATIONS: REQUIREMENTS FOR LOW

ALLOY STEEL PLATE, FORGINGS, CASTINGS, SHAPES, BARS, AND HEADS OF

HY-80/100/130 AND HSLA-80/100

CHANGES AND REVISIONS

Purpose: This revision corrects inconsistencies, omissions, and errors. This revision also provides updates with regard to specification improvements, technology developments, and lessons learned. This revision reflects input from producers as well as from public and private shipbuilders.

TMDER/ACN Numbers Incorporated: None

Continue on reverse side or add pages as needed

CERTIFICATION STATEMENT

This is to certify that responsible NAVSEA activities have reviewed the above identified document for technical adequacy and suitability for the intended use. This form is for internal NAVSEA management use only, and does not imply contractual approval or acceptance of the technical publication by the Government.

Name Signature Organization Code Date

Joseph M. Blackburn

NAVSEA 05P2

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TABLE OF CONTENTS

Paragraph Title Page CHAPTER 1 SCOPE ................................................................................................................................................................ 1-1

1.1 SCOPE. .......................................................................................................................................................................... 1-1

1.2 CLASSIFICATION. ...................................................................................................................................................... 1-1

CHAPTER 2 APPLICABLE DOCUMENTS .......................................................................................................................... 2-1

2.1 GENERAL. .................................................................................................................................................................... 2-1

2.2 GOVERNMENT DOCUMENTS. ................................................................................................................................. 2-1

2.2.1 Specifications, Standards, and Handbooks. ............................................................................................................ 2-1

2.2.2 Other Government Documents, Drawings, and Publications. ................................................................................ 2-1

2.3 NON-GOVERNMENT PUBLICATIONS. ................................................................................................................... 2-2

2.4 ORDER OF PRECEDENCE. ........................................................................................................................................ 2-3

CHAPTER 3 REQUIREMENTS ............................................................................................................................................. 3-1

3.1 FIRST ARTICLE. ......................................................................................................................................................... 3-1

3.2 MATERIAL. .................................................................................................................................................................. 3-1

3.2.1 Recycled, Recovered, or Environmentally Preferable Materials. ........................................................................... 3-1

3.2.2 Ingot Discard. ......................................................................................................................................................... 3-1

3.3 CHEMICAL COMPOSITION. ..................................................................................................................................... 3-1

3.4 MECHANICAL PROPERTIES. ................................................................................................................................... 3-1

3.5 HEAT TREATMENT. .................................................................................................................................................. 3-1

3.5.1 Heat Treatment Equipment and Controls................................................................................................................ 3-1

3.5.2 Heat Treatment Record. .......................................................................................................................................... 3-2

3.5.3 Working Zone Temperature Survey. ...................................................................................................................... 3-2

3.5.4 Load Distribution. ................................................................................................................................................... 3-2

3.5.5 Quenchant Temperature. ......................................................................................................................................... 3-2

3.5.6 Contact Thermocouples. ......................................................................................................................................... 3-2

3.6 SURFACE QUALITY. .................................................................................................................................................. 3-2

3.7 DIMENSIONS AND TOLERANCES. ......................................................................................................................... 3-2

3.8 IDENTIFICATION MARKING. .................................................................................................................................. 3-2

3.9 DESCALING AND CLEANING. ................................................................................................................................. 3-2

3.10 INTERNAL SOUNDNESS. ........................................................................................................................................ 3-2

3.11 EXPLOSION TESTING. ............................................................................................................................................ 3-2

CHAPTER 4 VERIFICATION ................................................................................................................................................ 4-1

4.1 RESPONSIBILITY FOR INSPECTION. ..................................................................................................................... 4-1

4.1.1 Performance of Inspection. ..................................................................................................................................... 4-1

4.1.2 Examination of Material as Offered for Acceptance. ............................................................................................. 4-1

4.1.3 Quality System. ....................................................................................................................................................... 4-1

4.1.3.1 Traceability System. ........................................................................................................................................ 4-1

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Paragraph Title Page

4.1.4 Product Quality Requirements. .............................................................................................................................. 4-1

4.1.5 Responsibility for Compliance. .............................................................................................................................. 4-1

4.1.6 Certification of Conformance. ............................................................................................................................... 4-1

4.2 CLASSIFICATION OF INSPECTIONS. ..................................................................................................................... 4-1

4.3 FIRST ARTICLE INSPECTION. ................................................................................................................................. 4-2

4.3.1 Sampling for First Article Inspection. .................................................................................................................... 4-2

4.3.2 Process Control Plan. ............................................................................................................................................. 4-2

4.3.2.1 Process Control Plan Contents. ....................................................................................................................... 4-2

4.3.3 Re-Certification of First Article Approval. ............................................................................................................ 4-3

4.4 CONFORMANCE INSPECTION. ............................................................................................................................... 4-3

4.4.1 Lot Definitions. ...................................................................................................................................................... 4-3

4.4.1.1 Lot for Chemical Composition. ....................................................................................................................... 4-3

4.4.1.2 Lot for Tension Tests. ..................................................................................................................................... 4-3

4.4.1.3 Lot for Impact Tests. ....................................................................................................................................... 4-3

4.4.1.4 Lot for Examination and Inspections. ............................................................................................................. 4-3

4.4.2 Sampling. ............................................................................................................................................................... 4-3

4.4.2.1 Sampling for Examination. ............................................................................................................................. 4-3

4.4.2.2 Sampling for Chemical and Spectrographic Analysis. .................................................................................... 4-3

4.4.2.3 Sampling for Tensile Test. .............................................................................................................................. 4-3

4.4.2.4 Sampling for Impact Test. ............................................................................................................................... 4-4

4.4.2.5 Marking of Test Specimens. ........................................................................................................................... 4-4

4.4.3 Examination. .......................................................................................................................................................... 4-4

4.5 TEST PROCEDURES. ................................................................................................................................................. 4-4

4.5.1 Chemical or Spectrographic Analysis. ................................................................................................................... 4-4

4.5.2 Tensile Test. ........................................................................................................................................................... 4-4

4.5.3 Charpy V-Notch Impact Test. ................................................................................................................................ 4-4

4.5.4 Dynamic Tear Impact Test. .................................................................................................................................... 4-4

4.5.5 Explosion Tests. ..................................................................................................................................................... 4-4

4.6 REJECTION AND RETESTS. ..................................................................................................................................... 4-4

4.6.1 Reheat Treatment. .................................................................................................................................................. 4-4

4.6.2 Tensile Retest. ........................................................................................................................................................ 4-5

4.6.2.1 Gauge Length Retest. ...................................................................................................................................... 4-5

4.6.3 Charpy V-Notch Retest. ......................................................................................................................................... 4-5

4.6.4 Dynamic Tear Retest. ............................................................................................................................................. 4-5

4.6.5 Defective Specimen/Replacement of Test Specimens. .......................................................................................... 4-5

CHAPTER 5 PACKAGING .................................................................................................................................................... 5-1

5.1 PREPARATION FOR PACKAGING AND PACKING. ............................................................................................. 5-1

5.2 PACKAGING, PACKING, AND MARKING FOR SHIPMENT. .............................................................................. 5-1

5.3 PACKAGING BY DOD PERSONNEL. ...................................................................................................................... 5-1

CHAPTER 6 NOTES .............................................................................................................................................................. 6-1

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Paragraph Title Page

6.1 INTENDED USE. ......................................................................................................................................................... 6-1

6.2 ACQUISITION REQUIREMENTS. ............................................................................................................................. 6-1

6.3 FIRST ARTICLE. ......................................................................................................................................................... 6-1

6.3.1 New Vendors. ......................................................................................................................................................... 6-1

6.3.2 Forwarding Data. .................................................................................................................................................... 6-1

6.3.3 Manufacturing and Testing. .................................................................................................................................... 6-1

6.3.4 Currently Qualified Vendors to Previous Specifications. ....................................................................................... 6-1

APPENDIX A (24645) STEEL PLATE, SHEET, OR COIL, AGE-HARDENING ALLOY, STRUCTURAL, HIGH YIELD STRENGTH (HSLA-80 AND HSLA-100) ............................................................................................................................. A-1

A.1 SCOPE. ........................................................................................................................................................................ A-1

A.1.1 Scope..................................................................................................................................................................... A-1

A.1.2 Classification. ....................................................................................................................................................... A-1

A.2 APPLICABLE DOCUMENTS. .................................................................................................................................. A-1

A.3 REQUIREMENTS....................................................................................................................................................... A-1

A.3.1 Material. ................................................................................................................................................................ A-1

A.3.2 Chemical Composition.......................................................................................................................................... A-2

A.3.3 Tensile Properties. ................................................................................................................................................ A-3

A.3.4 Impact Properties. ................................................................................................................................................. A-4

A.3.5 Heat Treatment. .................................................................................................................................................... A-4

A.3.5.1 Thermal Hydrogen Soak After Hot Rolling. .................................................................................................. A-5

A.3.6 Surface Quality. .................................................................................................................................................... A-5

A.3.6.1 Weld Repair of Mill Defects After Heat Treatment. ...................................................................................... A-5

A.3.6.1.1 Weld Repairs of Mill Defects Prior to Heat Treatment. .......................................................................... A-6

A.3.6.2 Edge Defects. ................................................................................................................................................. A-6

A.3.7 Dimensional Tolerances. ....................................................................................................................................... A-6

A.3.7.1 Tolerances for Material Less than 3⁄16 Inch (4.8 mm) in Thickness. ............................................................... A-6

A.3.7.2 Alternate Dimensional Tolerances. ................................................................................................................ A-6

A.3.7.3 Thickness, Weight, and Gauge. ..................................................................................................................... A-6

A.3.7.4 Flatness. ....................................................................................................................................................... A-10

A.3.7.5 Camber. ........................................................................................................................................................ A-10

A.3.7.6 Size Tolerances. ........................................................................................................................................... A-10

A.3.8 Internal Soundness and Thickness. ..................................................................................................................... A-15

A.3.8.1 Recording of Thickness Measurements and Internal Soundness Results..................................................... A-15

A.3.9 Applicable Fabrication Document. ..................................................................................................................... A-15

A.3.10 Cleaning and Preservation of Plate, Sheet, or Coil Surfaces. ............................................................................ A-15

A.3.11 Marking. ............................................................................................................................................................ A-15

A.3.12 Explosion Testing. ............................................................................................................................................ A-15

A.3.13 Drop Weight Nil-Ductility Test. ....................................................................................................................... A-15

A.4 VERIFICATION. ...................................................................................................................................................... A-15

A.4.1 Responsibility for Inspection. ............................................................................................................................. A-15

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Paragraph Title Page A.4.2 Classification of Inspections. ............................................................................................................................. A-15

A.4.3 First Article Inspection. ...................................................................................................................................... A-15

A.4.3.1 Sampling for First Article Inspection. ......................................................................................................... A-15

A.4.4 Conformance Inspection. ................................................................................................................................... A-16

A.4.4.1 Lot Definitions. ........................................................................................................................................... A-16

A.4.4.1.1 Lot for Chemical Analysis. .................................................................................................................. A-16

A.4.4.1.2 Lot for Tension Tests. .......................................................................................................................... A-16

A.4.4.1.3 Lot for Impact Tests. ............................................................................................................................ A-16

A.4.4.1.4 Lot for Examination and Inspections. .................................................................................................. A-16

A.4.4.2 Sampling for Conformance Inspection. ....................................................................................................... A-16

A.4.4.2.1 Location of Test Specimens in Plate, Sheet, or Coil. ........................................................................... A-16

A.4.4.2.2 Sampling for Chemical or Spectrographic Analysis. ........................................................................... A-16

A.4.4.2.3 Sampling for Tensile Test. ................................................................................................................... A-16

A.4.4.2.4 Sampling for Impact Test. .................................................................................................................... A-16

A.4.4.2.4.1 Sampling for Charpy V-Notch Impact Test. ................................................................................. A-16

A.4.4.2.4.2 Sampling for Dynamic Tear Impact Test. ..................................................................................... A-17

A.4.4.2.5 Thermal Buffer Pad Requirements. ...................................................................................................... A-17

A.4.4.2.6 Sampling for Thickness Testing. .......................................................................................................... A-17

A.4.5 Visual Examination. ........................................................................................................................................... A-17

A.4.6 Test Procedures. ................................................................................................................................................. A-17

A.4.6.1 Chemical Analysis. ..................................................................................................................................... A-17

A.4.6.2 Tensile Test. ................................................................................................................................................ A-17

A.4.6.3 Impact Toughness. ...................................................................................................................................... A-17

A.4.6.3.1 Charpy V-Notch Impact Test. .............................................................................................................. A-17

A.4.6.3.2 Dynamic Tear Impact Test. .................................................................................................................. A-17

A.4.6.3.3 Drop Weight Nil-Ductility Test. .......................................................................................................... A-17

A.4.6.3.4 Marking of Test Specimens. ................................................................................................................. A-17

A.4.6.4 Gauging. ...................................................................................................................................................... A-17

A.4.6.5 Ultrasonic Examination. .............................................................................................................................. A-17

A.4.6.5.1 Ultrasonic Soundness. .......................................................................................................................... A-17

A.4.6.5.2 Ultrasonic Thickness. ........................................................................................................................... A-18

A.4.6.6 Documentation. ........................................................................................................................................... A-18

A.4.6.7 Microstructure Analysis. ............................................................................................................................. A-18

A.4.6.7.1 Prior Austenite Grain Size. ................................................................................................................... A-18

A.4.6.7.2 Microstructure. ..................................................................................................................................... A-18

A.4.6.8 Explosion Test. ............................................................................................................................................ A-18

A.5 PACKAGING. .......................................................................................................................................................... A-18

A.6 NOTES. ..................................................................................................................................................................... A-18

A.6.1 Intended Use. ..................................................................................................................................................... A-18

A.6.2 Acquisition Requirements. ................................................................................................................................. A-18

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Paragraph Title Page A.6.3 Thin Plates. ......................................................................................................................................................... A-19

A.6.4 First Article. ........................................................................................................................................................ A-19

A.6.5 Receipt Inspection. .............................................................................................................................................. A-19

APPENDIX B (16216) STEEL PLATE, ALLOY, STRUCTURAL, HIGH YIELD STRENGTH (HY-80 and HY-100) ..... B-1

B.1 SCOPE. ........................................................................................................................................................................ B-1

B.1.1 Scope. .................................................................................................................................................................... B-1

B.1.2 Classification. ........................................................................................................................................................ B-1

B.2 APPLICABLE DOCUMENTS. ................................................................................................................................... B-1

B.3 REQUIREMENTS. ...................................................................................................................................................... B-1

B.3.1 Material. ................................................................................................................................................................ B-1

B.3.2 Chemical Composition. ......................................................................................................................................... B-1

B.3.3 Tensile Properties. ................................................................................................................................................. B-2

B.3.3.1 Ultimate Tensile Strength. ............................................................................................................................. B-2

B.3.4 Impact Tests. ......................................................................................................................................................... B-3

B.3.4.1 Impact Properties. .......................................................................................................................................... B-3

B.3.5 Heat Treatment. ..................................................................................................................................................... B-4

B.3.5.1 Thermal Hydrogen Soak After Hot Rolling. .................................................................................................. B-5

B.3.5.2 Simulated Stress Relief. ................................................................................................................................. B-5

B.3.6 Surface Quality. .................................................................................................................................................... B-5

B.3.6.1 Weld Repair of Mill Defects After Heat Treatment. ...................................................................................... B-6

B.3.6.1.1 Weld Repairs of Mill Defects Prior to Heat Treatment. .......................................................................... B-6

B.3.6.2 Edge Defects. ................................................................................................................................................. B-6

B.3.7 Internal Soundness and Thickness. ....................................................................................................................... B-6

B.3.7.1 Recording of Thickness Measurements and Internal Soundness Results. ...................................................... B-6

B.3.8 Applicable Fabrication Document. ....................................................................................................................... B-7

B.3.9 Dimensional Tolerances. ....................................................................................................................................... B-7

B.3.9.1 Thickness, Weight, and Gauge. ...................................................................................................................... B-7

B.3.9.2 Flatness. ......................................................................................................................................................... B-7

B.3.9.3 Camber. .......................................................................................................................................................... B-7

B.3.9.4 Size Tolerances. ............................................................................................................................................. B-7

B.3.10 Cleaning and Preservation of Plate Surfaces. ...................................................................................................... B-7

B.3.11 Marking. .............................................................................................................................................................. B-7

B.3.12 Explosion Testing. .............................................................................................................................................. B-7

B.4 VERIFICATION. ....................................................................................................................................................... B-14

B.4.1 Responsibility for Inspection. ............................................................................................................................. B-14

B.4.2 Classification of Inspections. .............................................................................................................................. B-14

B.4.3 First Article Inspection. ....................................................................................................................................... B-14

B.4.4 Conformance Inspection. .................................................................................................................................... B-15

B.4.4.1 Lot Definitions. ............................................................................................................................................ B-15

B.4.4.1.1 Lot for Chemical or Spectrographic Analysis. ...................................................................................... B-15

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Paragraph Title Page B.4.4.1.2 Lot for Tension Tests. ............................................................................................................................ B-15

B.4.4.1.3 Lot for Impact Tests. ............................................................................................................................. B-15

B.4.4.1.4 Lot for Examination and Inspections. .................................................................................................... B-15

B.4.4.2 Sampling for Conformance Inspection. ........................................................................................................ B-15

B.4.4.2.1 Location of Test Specimens in Plate. .................................................................................................... B-15

B.4.4.2.2 Sampling for Chemical or Spectrographic Analysis. ............................................................................. B-15

B.4.4.2.3 Sampling for Tensile Test. .................................................................................................................... B-15

B.4.4.2.4 Sampling for Impact Test. ..................................................................................................................... B-15

B.4.4.2.4.1 Charpy V-Notch Specimen. ............................................................................................................ B-15

B.4.4.2.4.2 Dynamic Tear Specimen. ............................................................................................................... B-16

B.4.4.2.5 Sampling for Mechanical Properties After Simulated Stress Relief. ..................................................... B-16

B.4.4.2.6 Thermal Buffer Pad Requirements. ....................................................................................................... B-16

B.4.4.2.7 Marking of Test Specimens. .................................................................................................................. B-16

B.4.5 Visual Examination. ............................................................................................................................................ B-16

B.4.6 Test Procedures. .................................................................................................................................................. B-16

B.4.6.1 Chemical or Spectrographic Analysis. ......................................................................................................... B-16

B.4.6.1.1 Continuous Cast Slabs. .......................................................................................................................... B-16

B.4.6.2 Tensile Tests. ................................................................................................................................................ B-16

B.4.6.3 Impact Toughness. ........................................................................................................................................ B-16

B.4.6.3.1 Charpy V-Notch Test. ........................................................................................................................... B-16

B.4.6.3.2 Percent Shear Fracture. .......................................................................................................................... B-16

B.4.6.3.3 Dynamic Tear Test. ............................................................................................................................... B-16

B.4.6.4 Gauging. ....................................................................................................................................................... B-16

B.4.6.5 Ultrasonic Examination. ............................................................................................................................... B-16

B.4.6.5.1 Ultrasonic Soundness. ........................................................................................................................... B-16

B.4.6.5.2 Ultrasonic Thickness. ............................................................................................................................ B-16

B.4.6.6 Documentation. ............................................................................................................................................ B-16

B.5 PACKAGING. ........................................................................................................................................................... B-17

B.6 NOTES. ...................................................................................................................................................................... B-17

B.6.1 Intended Use. ....................................................................................................................................................... B-17

B.6.2 Acquisition Requirements. .................................................................................................................................. B-17

B.6.3 Thin Plates. .......................................................................................................................................................... B-17

B.6.4 First Article. ........................................................................................................................................................ B-17

B.6.4.1 First Article Approval. ................................................................................................................................. B-17

B.6.4.2 Ingot or Continuous Casting Process. ........................................................................................................... B-17

B.6.5 Receipt Inspection. .............................................................................................................................................. B-17

B.6.6 Dynamic Tear. ..................................................................................................................................................... B-18

APPENDIX C (24512) STEEL FORGINGS, ALLOY, STRUCTURAL, HIGH YIELD STRENGTH (HY-130) ................ C-1

C.1 SCOPE. ........................................................................................................................................................................ C-1

C.1.1 Scope. .................................................................................................................................................................... C-1

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Paragraph Title Page C.2 APPLICABLE DOCUMENTS. ................................................................................................................................... C-1

C.3 REQUIREMENTS. ...................................................................................................................................................... C-1

C.3.1 Forging Process. .................................................................................................................................................... C-1

C.3.1.1 Bored Forgings. .............................................................................................................................................. C-1

C.3.2 Chemical Composition. ......................................................................................................................................... C-1

C.3.3 Tensile Properties. ................................................................................................................................................. C-2

C.3.4 Impact Requirements. ........................................................................................................................................... C-2

C.3.4.1 Alternative Impact Requirements. .................................................................................................................. C-2

C.3.5 Heat Treatment. ..................................................................................................................................................... C-2

C.3.5.1 Reheat Treatment. .......................................................................................................................................... C-3

C.3.6 Stress Relief. ......................................................................................................................................................... C-3

C.3.7 Cleaning. ............................................................................................................................................................... C-3

C.3.8 Dimensions and Tolerances. ................................................................................................................................. C-3

C.3.9 Soundness. ............................................................................................................................................................ C-3

C.3.9.1 Magnetic Particle Inspection. ......................................................................................................................... C-3

C.3.9.2 Ultrasonic Inspection. .................................................................................................................................... C-3

C.3.9.3 Macroscopic Examination. ............................................................................................................................. C-3

C.3.10 Defect Repair. ..................................................................................................................................................... C-3

C.3.11 Marking. .............................................................................................................................................................. C-3

C.3.12 Explosion Testing. .............................................................................................................................................. C-3

C.3.13 Forging Sketches. ................................................................................................................................................ C-4

C.4 VERIFICATION. ......................................................................................................................................................... C-4

C.4.1 Responsibility for Inspection. ............................................................................................................................... C-4

C.4.2 Classification of Inspections. ................................................................................................................................ C-4

C.4.3 First Article Inspection. ......................................................................................................................................... C-4

C.4.3.1 First Article Samples. ..................................................................................................................................... C-4

C.4.3.1.1 Forgings. ................................................................................................................................................. C-4

C.4.3.1.2 Test Prolongations. .................................................................................................................................. C-4

C.4.3.1.2.1 Prolongation Size. ............................................................................................................................ C-4

C.4.3.1.3 Explosion Test Specimens. ..................................................................................................................... C-4

C.4.3.1.4 Test Specimen Location. ......................................................................................................................... C-4

C.4.3.1.4.1 Charpy V-Notch Test. ...................................................................................................................... C-5

C.4.3.1.4.2 Chemical Analysis............................................................................................................................ C-5

C.4.3.1.4.3 Tensile Test. ..................................................................................................................................... C-5

C.4.3.1.4.4 Dynamic Tear Test. .......................................................................................................................... C-5

C.4.3.1.4.5 Charpy Impact Transition Curves. ................................................................................................... C-5

C.4.3.1.4.6 Macroetch Specimen. ....................................................................................................................... C-5

C.4.3.2 First Article Inspection Report. ...................................................................................................................... C-5

C.4.4 Conformance Inspection. ................................................................................................