Specifications_-_Revised.pdf

Lower Snake Ri ver Rol l er Chai n Suppl y W912EF19R0015 Amend-003

PROJECT TABLE OF CONTENTS

DI VI SI ON 00 - PROCUREMENT AND CONTRACTI NG REQUI REMENTS

00 01 15. 00 28 LI ST OF DRAWI NGS

DI VI SI ON 01 - GENERAL REQUI REMENTS

01 00 00. 00 28 GENERAL REQUI REMENTS

01 11 01. 00 28 SUPPLEMENTARY REQUI REMENTS

01 14 00. 90 28 I NTEGRATI NG ANTI TERRORI SM ( AT) AND OPERATI ONS SECURI TY

(OPSEC)

01 33 00 SUBMI TTAL PROCEDURES

01 42 00 SOURCES FOR REFERENCE PUBLI CATI ONS

DI VI SI ON 05 - METALS

05 50 00. 20 28 METALWORK FABRI CATI ON - ROLLER CHAI N COMPONENTS

- - End of Pr oj ect Tabl e of Cont ent s - -

PROJECT TABLE OF CONTENTS Page 1 g4ecdbas Line

SECTI ON TABLE OF CONTENTS

DI VI SI ON 05 - METALS

SECTI ON 05 50 00. 20 28

METALWORK FABRI CATI ON - ROLLER CHAI N COMPONENTS

PART 1 GENERAL

1. 1 DESCRI PTI ON

1. 2 REFERENCES

1. 3 SUBMI TTALS

PART 2 PRODUCTS

2. 1 MI SCELLANEOUS METALS AND STANDARD METAL ARTI CLES

2. 2 HEAT TREATMENT PROCEDURE

2. 3 CERTI FI CATI ONS

2. 4 ROLLER CHAI N COMPONENTS

2. 4. 1 Rol l er s

2. 4. 2 Rol l er Shaf t s

2. 4. 3 Si de Bar s Modi f i ed Si de Bar s and Mast er Li nks

2. 4. 4 Ret ai ni ng Ri ngs

PART 3 EXECUTI ON

3. 1 FABRI CATI ON AND WORKMANSHI P

3. 1. 1 Machi ne Wor k

3. 1. 1. 1 Fi ni shed Sur f aces

3. 1. 2 Cl eani ng of Cor r osi on- Resi st i ng St eel

3. 2 QUALI TY CONTROL SYSTEM

3. 3 TESTI NG AND TEST REPORTS

3. 3. 1 Cr ack Test

3. 3. 2 Har dness Test s

3. 3. 3 Sur f ace Roughness Test

3. 3. 4 Di mensi onal Tol er ance

3. 4 SHI PMENT AND STORAGE MACHI NED COMPONENTS

- - End of Sect i on Tabl e of Cont ent s - -

SECTI ON 05 50 00. 20 28

SECTI ON 05 50 00. 20 28

METALWORK FABRI CATI ON - ROLLER CHAI N COMPONENTS

PART 1 GENERAL

1. 1 DESCRIPTION

Thi s SECTI ON speci f i es t he r equi r ement s f or mat er i al s and f abr i cat i on of headgat e r ol l er chai n component s.

1. 2 REFERENCES

The publ i cat i ons l i s t ed bel ow f or m a par t of t hi s speci f i cat i on t o t he ext ent r ef er enced. The publ i cat i ons ar e r ef er r ed t o wi t hi n t he t ext by t he basi c desi gnat i on onl y.

ASTM I NTERNATI ONAL ( ASTM)

ASTM A 276 ( 2002) St ai nl ess St eel Bar s and Shapes

ASTM A 484/ A 484M ( 2000) Gener al Requi r ement s f or St ai nl ess St eel Bar s, Bi l l et s, and For gi ngs

ASTM A 564/ A 564M ( 2002a) Hot - Rol l ed and Col d- Fi ni shed Age- Har deni ng St ai nl ess St eel Bar s and Shapes

ASTM A 380 ( 2006) St andar d Pr act i ce f or Cl eani ng, Descal i ng, and Passi vat i on of St ai nl ess St eel Par t s, Equi pment , and Syst ems

ASTM A 693 ( 2003) St andar d Speci f i cat i on f or Pr eci pi t at i on- Har deni ng St ai nl ess and Heat - Resi st i ng St eel Pl at e, Sheet , and Strip

ASME I NTERNATI ONAL ( ASME)

ASME B18. 27 1999) Taper ed and Reduced Cr oss Sect i on Ret ai ni ng Ri ngs ( I nch Ser i es)

ASME B4. 1 ( 1967; R 2004) Pr ef er r ed Li mi t s and Fi t s f or Cyl i ndr i cal Par t s

ASME B46. 1 ( 2002) Sur f ace Text ur e ( Sur f ace Roughness, Wavi ness and Lay)

1. 3 SUBMITTALS

Gover nment appr oval i s r equi r ed f or submi t t al s wi t h a " G" desi gnat i on;

submi t t al s havi ng an " I " desi gnat i on ar e f or i nf or mat i on onl y.

Desi gnat i on f ol l owi ng t he " G" or " I " desi gnat i on i dent i f i es t he of f i ce t hat wi l l r evi ew t he submi t t al f or t he Gover nment . Submi t i n accor dance wi t h SECTI ON 01 33 00 SUBMI TTAL PROCEDURES:

SECTI ON 05 50 00. 20 28

The submi t t al s shal l be submi t t ed i n t wo packages:

( 1) Pr ef abr i cat i on - SD- 02 Shop Dr awi ngs, SD- 03 Pr oduct Dat a, and SD- 07 Mat er i al cer t i f i cat i ons

( 2) Post - f abr i cat i on - SD- 06 Test Repor t s, SD- 07 I ndependent l ab t est cer t i f i cat i on

SD- 02 Shop Dr awi ngs

Shop Fabr i cat i on Dr awi ngs; G ME Cont r act or shal l submi t det ai l shop f abr i cat i on dr awi ngs f or met al wor k and machi ne wor k, pr i or t o f abr i cat i on. El ement s of f abr i cat ed i t ems i nadver t ent l y omi t t ed on cont r act dr awi ngs shal l be det ai l ed by t he Cont r act or and i ndi cat ed on t he det ai l ed drawings.

SD- 03 Pr oduct Dat a

Shop Fabr i cat ed Met al I t ems; G ME Li st s of mat er i al s, and r ecor ds whi ch i dent i f y t he di sposi t i on of appr oved cer t i f i ed mat er i al f or each f abr i cat ed i t em shal l be submi t t ed f or appr oval and appr oved pr i or t o f abr i cat i on of t he components.

Heat Tr eat ment Pr ocedur e; I ME Pr ocedur e shal l i dent i f y heat t r eat ment pr ocess and appl i cabl e st andar ds. Submi t t ed pr i or t o f abr i cat i on of r ol l er s.

SD- 04 Sampl es

Rol l er chai n component s; G ME The Cont r act or shal l f ur ni sh a sampl e consi st i ng of t wo r ol l er s, t wo r ol l er shaf t s wi t h r et ai ni ng r i ngs, and f our s i de bar s t o t he Gover nment f or appr oval pr i or t o t he f abr i cat i on of t he r emai ni ng component s. The sampl e shal l be submi t t ed wi t h document at i on r equi r ed i n SD- 06 Test Repor t s and SD- 07 Cer t i f i cat es. The sampl e shal l conf or m t o t he speci f i cat i ons of vol ume 1 of t he cont r act dr awi ngs and be shi pped t o:

Lower Monument al Pr oj ect Of f i ce ATTN: Chi ef , Techni cal Sect i on P. O. Box 10 5520 Devi l s Canyon Road Kahl ot us, WA 99335.

The sampl e wi l l not be r et ur ned.

SD- 06 Test Repor t s

Shop Fabr i cat ed Met al I t ems; G ME Mat er i al s t est s r epor t s and anal ysi s shal l be submi t t ed f or appr oval pr i or t o shi pment of i t ems.

Qual i t y Cont r ol Repor t s; I ME Repor t s f or m Cont r act or ' s qual i t y cont r ol syst em. Shal l be submi t t ed pr i or t o shi pment of i t ems.

SD- 07 Cer t i f i cat es

Mat er i al Cer t i f i cat i ons; I ME Cer t i f i cat i ons f r om mi l l shal l be submi t t ed f or al l chai n component mat er i al s pr i or t o commenci ng f abr i cat i on.

I ndependent Lab Test Cer t i f i cat i on; I ME Test r epor t f r om i ndependent t est i ng l abor at or y.

PART 2 PRODUCTS

2. 1 MI SCELLANEOUS METALS AND STANDARD METAL ARTI CLES

Miscellaneous shop f abr i cat ed met al i t ems shal l conf or m t o t he r espect i ve speci f i cat i ons and ot her desi gnat ed r equi r ement s. Si zes shal l be as speci f i ed or shown. Wher e mat er i al r equi r ement s ar e not speci f i ed, mat er i al s f ur ni shed shal l be sui t abl e f or t he i nt ended use and shal l be subj ect t o appr oval . The Cont r act or shal l pr epar e and submi t f or appr oval shop f abr i cat i on dr awi ngs f or al l chai n component s pr i or t o t he st ar t of wor k. Al l st ai nl ess st eel component s shal l be paci f i ed af t er f i nal heat t r eat ment and machi ni ng i n accor dance wi t h ASTM A 380.

2. 2 HEAT TREATMENT PROCEDURE

The pr ocedur e shal l i dent i f y heat t r eat ment pr ocess when appl i cabl e f or i t em and appl i cabl e st andar ds. The pr ocedur e shal l be submi t t ed pr i or t o f abr i cat i on of component s.

2. 3 CERTIFICATIONS

Wher e mat er i al i s speci f i ed, t he Cont r act or shal l submi t mi l l material certifications r epor t f or r aw mat er i al s.

2. 4 ROLLER CHAI N COMPONENTS

Wi t h t he except i on of t he r et ai ni ng r i ngs, al l r ol l er chai n component s shal l be f abr i cat ed by one manuf act ur er . Al l component s shal l have " paci f i ed" t r eat ment af t er f i nal machi ni ng and heat pr ocess i n accor dance with ASTM A 380.

2. 4. 1 Rollers

Rol l er s shal l be ASTM A 564/ A 564M, UNS S17400 Type 630 or S45000 Type XM- 25, age- har dened heat t r eat ed t o obt ai n a Br i nel l har dness r ange of 331 mi ni mum t o 401 maxi mum. Heat t r eat ment of r ol l er s shal l not commence unt i l t he heat t r eat ment pr ocedur e i s submi t t ed. Rol l er out er sur f ace shal l be col d- f i ni shed per ASTM A 484/ A 484M, Cl ass C or hot - r ol l ed and machi ne- f i ni shed t o meet t ol er ances speci f i ed. Rol l er i nner hol e shal l be bor ed and r eamed t o meet 63 mi cr o- i nch f i ni sh r equi r ement s.

2. 4. 2 Rol l er Shaf t s

Rol l er shaf t s shal l be " Ni t r oni c 60" or ASTM A 276, UNS S21800, Condi t i on A, mi ni mum Br i nel l har dness 205, wi t h 63 mi cr o- i nch col d gr ound f i ni shed.

Ret ai ni ng r i ng gr oove shal l be machi ned per manuf act ur e' s di mensi ons and tolerances.

SECTI ON 05 50 00. 20 28

2. 4. 3 Si de Bar s Modi f i ed Si de Bar s and Mast er Li nks

Shal l be ASTM A 276, UNS S30400 Condi t i on A, col d- f i ni shed per ASTM A 484/ A 484M, Cl ass C or hot r ol l ed and machi ne- f i ni sh t o meet t ol er ances speci f i ed.

2. 4. 4 Ret ai ni ng Ri ngs

Ret ai ni ng r i ngs f or r ol l er shaf t s and l i nks shal l be cor r osi on- r esi st ant st ai nl ess st eel ASTM A 693- 03, S15700 Condi t i on RH950 , conf or mi ng t o ASME B18. 27- NA4 " heavy dut y" ext er nal ser i es t ype wi t h nomi nal shaf t s i ze as shown on t he cont r act dr awi ngs. Ret ai ni ng r i ngs shal l be pr ovi ded f r om a manuf act ur er t hat has l east 5 year s of exper i ence i n t he f abr i cat i on of i ndust r i al r et ai ni ng r i ngs.

PART 3 EXECUTI ON

3. 1 FABRI CATI ON AND WORKMANSHI P

Wor kmanshi p shal l be of t he hi ghest gr ade and i n accor dance wi t h t he best moder n pr act i ces t o conf or m wi t h t he speci f i cat i ons f or t he i t em of wor k bei ng f ur ni shed.

3. 1. 1 Machi ne Wor k

Tol er ances, al l owances and gauges f or met al f i t s bet ween pl ai n, non- t hr eaded, cyl i ndr i cal par t s shal l conf or m t o ASME B4. 1 f or t he c l ass of f i t shown or r equi r ed unl ess ot her wi se shown on appr oved det ai l dr awi ngs. Wher e f i t s ar e not shown t hey shal l be sui t abl e as appr oved.

Tol er ances f or machi ne- f i ni shed sur f aces desi gnat ed by non- deci mal di mensi ons shal l be wi t hi n 1/ 64 i nch. Suf f i c i ent machi ni ng st ock shal l be al l owed on pl aci ng pads t o ensur e t r ue sur f aces of sol i d mat er i al .

Fi ni shed cont act or bear i ng sur f aces shal l be t r ue and exact t o secur e f ul l cont act . Jour nal sur f aces shal l be pol i shed and al l sur f aces shal l be f i ni shed wi t h suf f i c i ent smoot hness and accur acy t o ensur e pr oper oper at i on when assembl ed.

3. 1. 1. 1 Fi ni shed Sur f aces

Sur f ace f i ni shes i ndi cat ed or speci f i ed shal l be i n accor dance wi t h ASME B46. 1. Val ues of r equi r ed r oughness hei ght s ar e ar i t hmet i cal aver age devi at i ons expr essed i n micro-inches . These val ues ar e maxi mum. Lesser degr ees wi l l be sat i sf act or y unl ess ot her wi se i ndi cat ed. Compl i ance wi t h sur f ace r equi r ement s shal l be det er mi ned by sense of f eel and vi sual i nspect i on of t he wor k compar ed t o Roughness Compar i son Speci mens i n accor dance wi t h t he pr ovi s i ons of ASME B46. 1. Val ues of r oughness wi dt h and wavi ness hei ght shal l be consi st ent wi t h t he gener al t ype of f i ni sh speci f i ed by r oughness hei ght . Wher e t he f i ni sh i s not i ndi cat ed or speci f i ed i t shal l be t hat whi ch i s most sui t abl e f or t he par t i cul ar sur f ace, pr ovi de t he cl ass of f i t r equi r ed and be i ndi cat ed on t he det ai l dr awi ngs by a symbol whi ch conf or ms t o ASME B46. 1 when machi ne f i ni shi ng i s pr ovi ded. Fl aws such as scr at ches, r i dges, hol es, peaks, cr acks or checks whi ch wi l l make t he par t unsui t abl e f or t he i nt ended use wi l l be cause f or r ej ect i on.

3. 1. 2 Cl eani ng of Cor r osi on- Resi st i ng St eel

Oi l , pai nt and ot her f or ei gn subst ances shal l be r emoved f r om cor r osi on- r esi st i ng st eel sur f aces af t er f abr i cat i on. Cl eani ng shal l be done by vapor degr easi ng or by t he use of c l eaner s of t he al kal i ne, emul si on or sol vent t ype. Af t er t he sur f aces have been cl eaned t hey shal l be gi ven a f i nal r i nsi ng wi t h c l ean wat er f ol l owed by a 24 hour per i od dur i ng whi ch t he sur f aces ar e i nt er mi t t ent l y wet wi t h c l ean wat er and t hen al l owed t o dr y f or t he pur pose of i nspect i ng t he c l ean sur f aces. The sur f aces shal l be v i sual l y i nspect ed f or evi dence of pai nt , oi l , gr ease, wel di ng sl ag, heat t r eat ment scal e, i r on r ust or ot her f or ms of cont ami nat i on. I f evi dence of f or ei gn subst ance exi st t he sur f ace shal l be c l eaned i n accor dance wi t h t he appl i cabl e pr ovi s i ons of ASTM A 380.

The pr oposed met hod of t r eat ment shal l be f ur ni shed f or appr oval . Af t er t r eat ment t he sur f aces shal l be v i sual l y r ei nspect ed. Br ushes used t o r emove f or ei gn subst ances shal l have onl y st ai nl ess st eel or nonmet al l i c br i st l es. Any cont ami nat i on occur r i ng subsequent t o t he i ni t i al c l eani ng shal l be r emoved by one or mor e of t he met hods i ndi cat ed above.

3. 2 QUALI TY CONTROL SYSTEM

The Cont r act or / manuf act ur er shal l ut i l i ze a qual i t y cont r ol syst em t o i nsur e al l suppl i ed component s meet al l speci f i cat i ons and r equi r ement s.

The Cont r act or shal l submi t Qual i t y Cont r ol Repor t s f or Gover nment appr oval pr i or t o shi pment of component s.

3. 3 TESTI NG AND TEST REPORTS

The Cont r act or shal l be r esponsi bl e f or al l l abor , mat er i al s, and cost s associ at ed wi t h t est i ng. A sampl e of t hr ee ( 3) per cent of al l machi ned component s shal l be r andoml y sel ect ed f r om each l ot f or exami nat i on and t est i ng by an i ndependent cer t i f i ed t est i ng l abor at or y. An i ndependent l ab t est cer t i f i cat i on r epor t shal l i dent i f y component t est ed, speci f i cat i on, measur ed pr oper t y, pass/ f ai l , name of l abor at or y, equi pment used, and submi t t ed f or r evi ew. Fai l ur e of a sampl e component wi l l r esul t i n t he r ej ect i on of t hat ent i r e l ot . Er r or s or def ect s di scl osed shal l be r emedi ed by t he Cont r act or at no addi t i onal cost t o t he Gover nment and t he bat ch shal l be r et est ed. The Cont r act or shal l be r esponsi bl e f or cost of r et est i ng. The f ol l owi ng t est s shal l be per f or med on each sampl e.

3. 3. 1 Cr ack Test

I t ems shal l be f r ee of cr acks as det er mi ned by dye penet r ant i nspect i on tests.

3. 3. 2 Har dness Test s

Each sampl e shal l be t est ed f or Br i nel l har dness and compar ed t o appl i cabl e st andar d.

3. 3. 3 Sur f ace Roughness Test

Cont r act or shal l t est sur f ace r equi r ement s by compar i ng sampl e t o r oughness compar i son speci men as per ASME B46. 1.

3. 3. 4 Di mensi onal Tol er ance

Di mensi onal t ol er ances shal l be compar ed t o component s speci f i ed requirements.

3. 4 SHI PMENT AND STORAGE MACHI NED COMPONENTS

Machi ned sur f aces shal l be t hor oughl y c l eaned of f or ei gn mat t er . Al l f i ni shed sur f aces shal l be pr ot ect ed by sui t abl e means. Assembl ed and unassembl ed component s shal l be oi l ed and wr apped i n moi st ur e- r esi st ant packagi ng or pr ot ect ed by ot her appr oved means. Al l component s manuf act ur ed shal l be packaged shi pped i n pal l et cr at es sui t abl e f or f or k l i f t war ehouse st or age.

- - End of Sect i on - -

METALWORK FABRICATION - ROLLER CHAIN COMPONENTS

3.1.2 Cleaning of Corrosion-Resisting Steel

3.4 SHIPMENT AND STORAGE MACHINED COMPONENTS