ATTACHMENT_1_NASA_IDF_FINAL_Specifications_Vol_2_Section_23_22_25_revised.pdf_-_kms.pdf

NASA Goddar d Space Fl i ght Cent er Fi nal Submi ssi on I nst r ument Devel opment Faci l i t y December 8, 2016

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STEAM VALVES

11/15

PART 1 GENERAL

1. 1 RELATED DOCUMENTS

Dr awi ngs and gener al pr ovi s i ons of t he Cont r act , i ncl udi ng Gener al and Suppl ement ar y Condi t i ons and ot her Di v i s i on 01 Speci f i cat i on Sect i ons, appl y t o t hi s Sect i on.

1. 2 SUMMARY

Thi s Sect i on i nc l udes r equi r ement s and ot her cr i t er i a f or st eam val ves.

1. 3 RELATED SECTI ONS

Rel at ed Sect i ons i ncl ude t he f ol l owi ng:

1. Di v i s i on 23 Sect i on 23 05 15 " Common Pi pi ng For HVAC. "

1. 4 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.

AMERI CAN WELDI NG SOCI ETY ( AWS)

AWS A5. 13 ( 2010) Speci f i cat i on f or Sur f aci ng El ect r odes f or Shi el ded Met al Ar c Wel di ng

ASME I NTERNATI ONAL ( ASME)

ASME B1. 20. 1 ( 2013) Pi pe Thr eads, Gener al Pur pose ( I nch)

ASME B16. 34 ( 2013) Val ves - Fl anged, Thr eaded and Wel di ng End

ASTM I NTERNATI ONAL ( ASTM)

ASTM A 105/ A 105M ( 2010) St andar d Speci f i cat i on f or Car bon St eel For gi ngs f or Pi pi ng Appl i cat i ons

ASTM A 106/ A 106M ( 2010) St andar d Speci f i cat i on f or Seaml ess Car bon St eel Pi pe f or Hi gh- Temper at ur e Service

ASTM A 182/ A 182M ( 2010) St andar d Speci f i cat i on f or For ged or Rol l ed Al l oy- St eel Pi pe Fl anges, For ged Fi t t i ngs, and Val ves and Par t s f or Hi gh- Temper at ur e Ser vi ce

ASTM A 216/ A 216M ( 2008) St andar d Speci f i cat i on f or St eel Cast i ngs, Car bon, Sui t abl e f or Fusi on

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Wel di ng, f or Hi gh- Temper at ur e Ser vi ce

ASTM A 436 ( 1984; R 2006) St andar d Speci f i cat i on f or Aust eni t i c Gr ay I r on Cast i ngs

ASTM B 61 ( 2008) St andar d Speci f i cat i on f or St eam or Val ve Br onze Cast i ngs

ASTM B 62 ( 2009) St andar d Speci f i cat i on f or Composi t i on Br onze or Ounce Met al Cast i ngs

U. S. GREEN BUI LDI NG COUNCI L ( USGBC)

LEED NC ( 2009; R2014) Leader shi p i n Ener gy and Envi r onment al Desi gn( t m) New Const r uct i on Rat i ng Syst em

1. 5 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 not havi ng a " G" desi gnat i on ar e f or i nf or mat i on onl y. When used, a desi gnat i on f ol l owi ng t he " G" 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 . The f ol l owi ng shal l be submi t t ed i n accor dance wi t h Di v i s i on 01 Sect i on 01 33 00 " Submi t t al Procedures":

SD- 02 Shop Dr awi ngs

Fabr i cat i on Dr awi ngs; G, AE

I nst al l at i on Dr awi ngs; G, AE

SD- 03 Pr oduct Dat a

Di al Cocks; G, AE

Gat e Val ves; G, AE

Gl obe And Angl e Val ves; G, AE

Check Val ves; G, AE

Cone- Pl ug Bal anci ng Val ve; G, AE

Eccent r i c Pl ug Val ves; G, AE

SD- 07 Cer t i f i cat es

Cer t i f i cat es of Conf or mance; G, AE

Li st i ng of Pr oduct I nst al l at i ons; G, AE

SD- 11 Cl oseout Submi t t al s

Fi nal Sust ai nabi l i t y Not ebook Submi t t al ; G

LEED Document at i on Not ebook; G

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1. 6 ADMI NI STRATI VE REQUI REMENTS

1. 6. 1 Pr e- I nst al l at i on Meet i ngs

Pr i or t o commencement of wor k, submi t t he f ol l owi ng t o t he Gover nment f or r evi ew and appr oval :

a. Submi t Li st i ng of pr oduct i nst al l at i ons f or val ve assembl i es i ndi cat i ng at l east f i ve i nst al l ed uni t s, s i mi l ar t o t hose pr oposed f or use, t hat have been i n successf ul ser vi ce f or a mi ni mum of f i ve year s, wi t h cont act i nf or mat i on f or ver i f i cat i on.

b. Submi t cer t i f i cat es of conf or mance f or t he f ol l owi ng i t ems showi ng conf or mance t o t he r ef er enced st andar ds cont ai ned i n t hi s Sect i on:

( 1) Gat e Val ves

( 2) Gl obe and Angl e Val ves

( 3) Check Val ves

( 4) Cone- Pl ug Bal anci ng Val ve

( 5) Eccent r i c Pl ug Val ves

( 6) Di al Cocks

c. Fabr i cat i on dr awi ngs and i nst al l at i on dr awi ngs f or each t ype of t he f ol l owi ng used i n t he wor k:

( 1) Val ves

( 2) Accessor i es

1. 7 SUSTAI NABLE DESI GN REQUI REMENTS

1. 7. 1 Fi nal Sust ai nabi l i t y Not ebook Submi t t al

Ref er t o Sect i on 01 33 29 SUSTAI NABI LI TY REPORTI NG f or f eder al sust ai nabi l i t y pr oduct and document at i on r equi r ement s.

1. 7. 2 LEED Document at i on Not ebook

Ref er t o Sect i on 01 33 29 SUSTAI NABI LI TY REPORTI NG f or LEED NC pr er equi s i t es and cr edi t s r equi r ed t o be ear ned f or t hi s pr oj ect ( r ef er t o LEED scor ecar d at t ached t o 01 33 29 SUSTAI NABI LI TY REPORTI NG f or t hose cr edi t s and r equi r ed poi nt s i n t hose cr edi t s) . Ref er t o t he LEED NC v2009 r ef er ence gui de and addi t i onal onl i ne gui dance at www. usgbc. or g f or document at i on r equi r ement s.

PART 2 PRODUCTS

2. 1 COMPONENTS

2. 1. 1 Di al Cocks

Pr ovi de di al cocks i n s i zes 2- 1/ 2 i nch i ps and smal l er wi t h poi nt er and et ched posi t i on di al r at ed 150- psi wor ki ng st eam pr essur e ( wsp) and made of manuf act ur er ' s st andar d al l - br ass const r uct i on.

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2. 2 FABRICATION

2. 2. 1 Gat e Val ves

2. 2. 1. 1 Gat e Val ves 150 psi

Pr ovi de val ves r at ed at 150- psi ( wsp) and ensur e compl i ance wi t h ASME B16. 34.

Pr ovi de f l anged body end connect i ons f or al l val ves l ar ger t han 2 i nches unl ess but t wel d ends ar e speci f i ed. Use Scr ewed or socket wel d f or s i zes 2 i nches and under t o sui t speci f i ed pi pi ng syst em end connect i on and mai nt enance r equi r ement s. Ensur e f l ange f aces have concent r i c ser r at ed finish.

Pr ovi de uni on or gasket ed- bol t ed t ype body t o bonnet connect i on f or val ves 2 i nches and under and gasket ed- bol t ed t ype f or val ves l ar ger t han 2 i nches.

Ensur e bonnet i s OS&Y t ype, wi t h r i s i ng st em.

Pr ovi de cast st eel or f or ged car bon st eel body and bonnet assembl y. Ensur e cast st eel compl i es wi t h t he r equi r ement s of ASTM A 216/ A 216M Gr ade WCB, and f or ged car bon st eel compl i es wi t h t he r equi r ement s of ASTM A 105/ A 105M.

Pr ovi de val ves wi t h a f ul l por t .

I ncl ude har d sur f aced sol i d, one- pi ece f l exi bl e- wedge di sk and har d- sur f aced seat s wi t h t r i m f or val ves l ar ger t han 2 i nches Pr ovi de t r i m f or val ves 2 i nches and under wi t h har d- sur f aced, har dened- sol i d, one- pi ece f l exi bl e wedge di sk, and har d- sur f aced or har dened seat s. Ensur e har dened component s have Br i nel l har dness of not l ess t han 500, wi t h r i s i ng and backseat i ng t ype st em.

Pr ovi de t r i m mat er i al s and har d- sur f aced subst r at es compl i ant wi t h ASTM A 182/ A 182M, Gr ade F6 or sel ect ed f r om manuf act ur er ' s st andar d met al l ur gi cal equi val ent s f or t he speci f i ed ser vi ce, at engi neer ' s direction.

Pr ovi de har d- sur f aci ng al l oy compl i ant wi t h AWS A5. 13, Cl ass RNi Cr - B or Cl ass RCoCr - B.

Pr ovi de wi r e r ei nf or ce packi ng, f i ber br ai d i mpr egnat ed wi t h 30 per cent t et r af l uor oet hyl ene or a cor r osi on- i nhi bi t i ng l ubr i cant speci f i cal l y sui t abl e f or ser vi ce wi t h st em mat er i al pr ovi ded.

Pr ovi de val ve wheel s of cast i r on, mal l eabl e i r on, or wr ought st eel .

Pr ovi de i nt egr al bypass gl obe val ves ar ound val ves l ar ger t han 6 i nches.

Fact or y i nst al l bypass val ves and but t or socket wel d end, conf or mi ng t o t he same r equi r ement s as t he mai n val ve except t hat i n al l cases, ensur e val ve seat and di sk ar e har d- sur f aced and seat i s r emovabl e, r epl aceabl e t ype. Pr ovi de Schedul e 80 pr essur e t ubi ng t ype pi pi ng connect i ons, compl i ant wi t h ASTM A 106/ A 106M, Gr ade B or C, and wi t hout change of di r ect i on f i t t i ngs; i . e. , bent . Ensur e connect i on i s t o val ve bosses l ocat ed t o per f or m speci f i ed f unct i on. Shi p val ves wi t h i nt egr al bypass bol t ed t o cr at es i n a manner t hat wi l l pr ecl ude damage t o bypass assembl y.

Fact or y or f i el d i nst al l i nt egr al dr ai n val ve assembl y. Fact or y dr i l l mai n val ve boss. Wel d connect i on t o mai n val ve body. Tr i m dr ai n val ve wi t h manuf act ur er ' s st andar d har dened cor r osi on- r esi st ant st eel . Pr ovi de

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Schedul e 80 pr essur e t ubi ng t ype pi pi ng compl i ant wi t h ASTM A 106/ A 106M, Gr ade B or C. Cap or pl ug dr ai n di schar ge, and make t hr eaded cl osur e assembl y wi t h t et r af l uor oet hyl ene t ape. Pr ovi de al l necessar y handl i ng and shi ppi ng car e.

2. 2. 2 Gl obe And Angl e Val ves

2. 2. 2. 1 Gl obe And Angl e Val ves 150 psi

Pr ovi de val ves r at ed 150- psi wor k i ng st eam pr essur e ( wsp) and ensur e compl i ance wi t h ASME B16. 34.

Pr ovi de f l anged body end connect i ons f or al l val ves l ar ger t han 2 i nches, unl ess but t wel d ends ar e i ndi cat ed. Use Scr ewed or Socket wel d f or s i zes 2 i nches and under t o sui t speci f i ed pi pi ng syst em end connect i on and mai nt enance r equi r ement s. Ensur e f l ange f aces have concent r i c ser r at ed finish.

Pr ovi de uni on or gasket ed- bol t ed t ype body t o bonnet connect i ons f or val ves 2 i nches and under ; gasket ed- bol t ed t ype f or val ves l ar ger t han 2 i nches;

and f or val ves 3/ 8 i nch and under , scr ewed t ype assembl y. Ensur e bonnet i s OS&Y t ype, except t hat val ves 3/ 8 i nch and under ar e i nsi de scr ew t ype.

Pr ovi de cast st eel or f or ged car bon st eel body and bonnet assembl y, wi t h cast st eel compl i ant wi t h ASTM A 216/ A 216M, Gr ade WCB, or f or ged car bon st eel compl i ant wi t h ASTM A 105/ A 105M.

Ensur e t r i m f or val ves l ar ger t han 2 i nches and f or al l s i zes of val ves i n bypass ser vi ce i ncl udes har d- sur f aced, sol i d pl ug di sk and har d- sur f aced seat s. For pl ug mat er i al i n val ves 2 i nches and under pr ovi de as speci f i ed f or val ves l ar ger t han 2 i nches i n accor dance wi t h AI SI 400 ser i es cor r osi on- r esi st ant st eel har dened t o not l ess t han 500 Br i nel l . Ensur e st em i s r i s i ng and backseat i ng t ype.

Pr ovi de t r i m mat er i al s and har d sur f ace subst r at es compl i ant wi t h ASTM A 182/ A 182M, Gr ade F6 of manuf act ur er ' s st andar d met al l ur gi cal equi val ent s f or t he speci f i ed ser vi ce.

Ensur e har d- sur f aci ng al l oy compl i es wi t h AWS A5. 13, Cl ass RNi Cr - B or Cl ass RCoCr-B.

Pr ovi de wi r e r ei nf or ced packi ng, f i ber br ai d i mpr egnat ed wi t h 30 per cent t et r af l uor oet hyl ene or a cor r osi on- i nhi bi t i ng l ubr i cant speci f i cal l y sui t abl e f or ser vi ce wi t h st em mat er i al pr ovi ded.

Pr ovi de cast i r on, mal l eabl e i r on, or wr ought st eel val ve wheel s.

Pr ovi de f act or y or f i el d i nst al l ed i nt egr al , dr ai n- val ves assembl y.

Fact or y dr i l l mai n val ve boss. Wel d connect i on t o mai n val ve body. Tr i m dr ai n val ve wi t h manuf act ur er ' s st andar d har dened cor r osi on- r esi st ant st eel . Pr ovi de Schedul e 80 pr essur e t ubi ng t ype pi pi ng compl i ant wi t h ASTM A 106/ A 106M, Gr ade B or C. Cap or Pl ug dr ai n di schar ge. Ensur e t hr eaded cl osur e assembl y i s made wi t h t et r af l uor oet hyl ene t ape.

2. 2. 3 Check Val ves

2. 2. 3. 1 Check Val ves 350 psi

Pr ovi de val ves r at ed 300- psi wsp and ensur e compl i ance wi t h ASME B16. 34.

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Pr ovi de hor i zont al swi ng- check t ype val ves.

Pr ovi de f l anged body end connect i ons f or al l val ves l ar ger t han 2 i nches unl ess but t wel d ends ar e speci f i ed. Scr ewed or Socket wel d connect i ons f or s i zes 2 i nches and under t o sui t speci f i ed pi pi ng syst em end connect i on and mai nt enance r equi r ement s. Ensur e f l ange f aces have concent r i c ser r at ed f i ni sh.

Pr ovi de uni on or gasket ed- bol t ed t ype body t o cover connect i on.

Pr ovi de cast st eel or f or ged car bon st eel body and bonnet assembl y, wi t h cast st eel compl i ant wi t h ASTM A 216/ A 216M, Gr ade WCB or f or ged car bon st eel compl i ant wi t h ASTM A 105/ A 105M.

Ensur e t r i m mat er i al s, i ncl udi ng hi nge pi n, ar e manuf act ur er ' s st andar d cor r osi on- r esi st ant al l oys f or t he speci f i ed ser vi ce.

2. 2. 4 Cone- Pl ug Bal anci ng Val ve ( CPBV)

Pr ovi de cone- pl ug bal anci ng val ves i n s i zes t hr ough 1- 1/ 4 i nches wi t h t hr ead end, compl i ant wi t h ASME B1. 20. 1; r at ed f or ser v i ce at not l ess t han 175 psi at 250 degr ees F. Ensur e t hat val ve body and component s ar e manuf act ur er ' s st andar d br ass or br onze mat er i al s compl i ant wi t h ASTM B 61.

Pr ovi de swi vel - t ype cont our ed cone val ve pl ug, whi ch wi l l not r at t l e or make noi se i n ser vi ce at any bal anci ng posi t i on. Ensur e val ve has hi gh t emper at ur e, ser vi ce- r at ed packi ng, wi t h bushi ng i n bot t om of gl and and gl and adj ust ment . Fi t val ves wi t h a memor y devi ce whi ch per mi t s a val ve set at a bal ance poi nt t o be opened or c l osed but not opened beyond t he bal ance poi nt . Pr ovi de wi t h nonr i s i ng st em t ype val ve. Wher e used f or combi nat i on shut of f and bal anci ng ser vi ce, f ur ni sh val ve wi t h i nsul at i ng composi t i on handl e.

2. 2. 5 Eccent r i c Pl ug Val ves ( EPV)

Ensur e eccent r i c pl ug val ves i n s i zes 2 i nches and smal l er ar e const r uct ed of manuf act ur er ' s st andar d br ass or br onze mat er i al s compl i ant wi t h ASTM B 61 or ASTM B 62. Rat e val ves f or ser vi ce at 175- psi maxi mum nonshock pr essur e at 250 degr ees F. Pr ovi de val ve body wi t h scr ewed ends.

Coat eccent r i c pl ug sur f aces i n cont act wi t h f l ow wi t h a 60 t o 70 Shor e A dur omet er har dness el ast omer , r esi st ant t o t r eat ed wat er . Fi t val ves used f or combi nat i on shut of f and bal anci ng ser vi ce wi t h a memor y devi ce or mechani sm whi ch per mi t s a val ve set at a bal ance poi nt t o be oper at ed t o t he c l osed posi t i on.

Pr ovi de r eopeni ng, l i mi t ed t o eccent r i c pl ug val ves i n s i zes 2- 1/ 2 i nches and l ar ger , const r uct ed of Type 2 ni ckel - al l oy i r on compl i ant wi t h ASTM A 436. Rat e val ves f or ser vi ce at 175- psi maxi mum nonshock pr essur e at 250 degr ees F. Pr ovi de val ve body wi t h scr ewed ends. Coat eccent r i c pl ug sur f aces wi t h a 60 t o 70 Shor e A dur omet er har dness el ast omer , r esi st ant t o t r eat ed wat er . Fi t val ves used f or combi nat i on shut of f and bal anci ng ser vi ce wi t h a memor y devi ce. Ensur e memor y devi ce or mechani sm per mi t s a val ve set at a bal ance poi nt t o be oper at ed t o t he c l osed posi t i on, but wi t h r eopeni ng l i mi t ed t o t he bal ance poi nt . Fi t val ves up t o 6- i nch i ps wi t h r emovabl e l ever oper at or .

Fi t val ves 6- i nch nps and l ar ger , wi t h t ot al l y encl osed, f l ood- l ubr i cat ed, wor m- gear dr i ve; wi t h oper at i ng t or que not exceedi ng 50 f oot - pounds.

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2. 2. 6 Cl ean St eam Syst em Val ves

On cl ean st eam syst ems, al l wet t ed par t s of st eam val ves shal l be 304 st ai nl ess st eel .

PART 3 EXECUTI ON

3. 1 INSTALLATION

I nst al l val ves i n accor dance wi t h t he manuf act ur er ' s r ecommendat i ons, appr oved i nst al l at i on dr awi ngs, and i n accor dance wi t h t he appl i cabl e r equi r ement s of Di v i s i on 23 Sect i on 23 05 15 " Common Pi pi ng For HVAC. "

- - End of Sect i on - -

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