Dab tsi yog ASTM A537 chav kawm 3 tshav kub kub-} kho phaj?

Oct 11, 2025 Tso lus

Dab tsi yog ASTM A537 chav kawm 3 (A537 Cl.3) steel phiaj?

 

 ASTM A537 Class 3

Raws li koj cov khoom siv txhim khu kev qha, GNEE muabASTM A537 CL 3 HLAU HLAUUa kom nruj rau welded siab cov hlab ntsha yuav tsum muaj cov khoom sib npaug ntawm chav kawm 1 thiab 2.

 

Cov qib qeb ungenching thiab tempering -} sai sai tom qab cua txias, ua raws li cov kev pabcuam uas muaj qhov kub thiab txias thiab kev ntsuas.

 

Nws ua raws nrog ASME sa537 / sa537m steel phaj, zoo tagnrho rau cov roj qaub so thaum no hic- Ntsuas.

 

Ntawm GNEE, peb cov khoom siv thiab cov phiaj txheem thiab cov txheej txheem rau cover taub hau, khaws cia, thiab sepurators, tso cai rau cov qauv tsim muaj txiaj ntsig hauv cov xwm txheej nyuaj.

Piv rau ASME SA 537 chav kawm 1, nws muab kev txhim kho cov txiaj ntsig rau cov ntaub ntawv khaws nyiaj hauv nruab nrab.

 

Tshuaj lom neeg muaj pes tsawg leeg ntawm Astm A537 chav kawm 3

 

Qhov muaj pes tsawg leeg tsom rau cov pa roj carbon rau weldability thiab manganese rau kev hloov kho ntawm cov tuab.

Nyob rau hauv Astm A537 chav kawm 3 Boiler Hlau Tshuaj lom zem Cov lus qhia, qis tsis txaus ntseeg, nrog silicon rau deoxidation.

Yeem alloys zoo li Nickel txhim kho qis qis - kub ua tau yog tias sau tseg.

 

Kev sib xyaw cov lus:

Lub ntsiab

Muaj pes tsawg leeg (%)

Carbon (c)

0.24 max

Manganese (MN)

0.70-1.35 (≤40mm thickness) 1.00-1.60 (>40 hli thickness)

Phosphorus (p)

0.035 Max

Sulphur (s)

0.035 Max

Silicon (si)

0.15-0.50

Tooj Liab (Cu)

0.35 max (yog hais tias teev)

Npib tsib caug (ni)

0.25 max (yog hais tias teev)

Chromium (cr)

0.25 max (yog hais tias teev)

Molybdenum (mo)

0.08 max (yog hais tias teev)

 

Cov Cuab Yeej Siv Cov Neeg Kho Mob ntawm Astm A537 Chav Kawm 3

 

A537 chav kawm 3 muaj cov khoom siv tau rau ntau yam, nrog rau kev sib txawv los ntawm tuab.

Ib A537 Cl.3 Cov Khoom Siv Cov Khoom Siv thiab Cov Khoom Siv Ntiav, nws cov khoom seem muaj zog rau cov hlab ntsha nqus.

 

Cov rooj zaum:

Ntiag tug

Tus nqi

Lub zog tensile

75-95 ksi (515-655 MPa) (≤65mm) 70-90 ksi (485-620 MPa) (>65-100mm) 65-85 ksi (450-585 MPa) (>100-150mm)

Paib lub zog

55 ksi (380 MPa) min (≤65mm) 50 ksi (345 MPa) min (>65-100mm) 40 ksi (275 MPa) min (>100-150mm)

Elongation (hauv 50 hli)

22% min (≤100mm) 20% min (>100 hli)

Txo Hauv Cheeb Tsam

Tsis tau teev tseg, feem ntau yog siab

 

Ceev thiab tus mob

 

Density ua kom haum nrog A537 Cl.3 cov ntaub ntawv kho tshuab thiab cov lus qhia tuab ntawm 7.85 g / cm / mg / mp / mp / mp / mg / mg).

Daim phiaj yog xa Quenched thiab tempered, nrog Gnee muab cov kev xaiv xws li kev sib cuam tshuam kev cuam tshuam thiab pwht simulation.

 

Muaj cov lus tshwj xeeb thiab cov qauv

 

Gnee Cov Chaw Tsim Khoom A537 3 hauv qhov ntev hloov tau kom haum rau ntau yam phiaj xwm yuav tsum ua:

  • Thickness: 6mm rau 150mm
  • Dav: 1500mm txog 3500 hli
  • Ntev: 3000mm txog 18000mm

Cov lus qhia tshwj xeeb: Raws li Astm A537 chav kawm 3 thiab ASME SA537 chav kawm 3; Beveling Customing, ntug kev npaj, thiab ultrasonic xeem uas muaj thaum thov.

Peb kuj muab tus nqi -}}}}}} Kev taw qhia cov khoom rau cov ntu tuab, kom tsis muaj teeb meem thaum lub sijhawm fabrications.

 

Kev nthuav qhia kwv yees rau Astm A537 chav kawm 3

 

Txog lub Cuaj Hlis 29, 2025,Tam sim no tus nqi rau astm A537 chav 3 siab rau lub voosRanges $ 800-2,800 ib Metric tuj.

Cov Phiaj Xwm Cov Hlau (20-50mm) Qhov Nruab Nrab $ 900-1,500 / Tuj, Nrog Cov Nqi Rau Cov Nqi Rau Customized lossis Tested Xaiv.

 

Hauv Asia, tus nqi pib ntawm $ 850 / nyhav ib toos; Teb chaws Europe / nyob $ 1,600-2,500.

 

GNEE cov lus ntawm $ 900 / tuj rau ntau, cuam tshuam los ntawm cov nqi alloy thiab kev lag luam xav tau.

 

Cov ntaub ntawv sib npaug rau Astm A537 chav kawm 3

 

 ASTM A537 Class 3Kev sib txig sib luag pab txhawb cov phiaj xwm thoob ntiaj teb nrog cov khoom zoo sib xws.

Los ntawm Asmeskas, ASME SA537 chav kawm 3 yog ncaj qha.

  • Hauv European Union, thiab 10028-} 3 p420nh muaj piv cov qauv thiab tempered nplua-grain qauv.
  • Lub teb chaws Yelemees tus DIN 17102 WTE355 muab kev sib txuam rau kev siv nkoj welded.
  • Nyiv J3115 SPV450 yog qhov siab- lub zog boiler sib npaug nrog weldability zoo.
  • UK BS ENG EN 10028-3 P420NH Hom rau Kev Pabcuam Kub Kub.
  • Tuam Tshoj tus gb {713 14 cr1mor sib tw hauv tshav kub-} tiv taus alloying.
  • Kauslim Kaus tus KS D 3560 SPV450 muaj cov tshuab sib txuas rau kev tso tsheb hlau luam.
  • Fab Kis's Afnor 15CD4-05 muab sib npaug rau cov cuab yeej siab.
  • Is Nrias teb yog 2002 gr.2 zoo sib xws rau cov thawv dej beser.
  • Australia qhov li 1548 PT430N Shares Normalized / Q & T Cov Kev Xaiv.

 

Rooj:

Tus qauv / lub teb chaws

Qib / Sib npaug

Cov Nta Tseem Ceeb

Cov Ntawv Thov

ASTM (USA)

Hoob 3

Q & T, Kas 380 MPa

Nruab Nrab -} cov hlab ntsha

ASME (USA)

Hoob 3

Zoo ib yam

Lub rhaub

En (EU)

P420NH

Zoo Li Cas Muaj pes tsawg

Kev Pabcuam PEMP Temp

Din (Lub teb chaws Yelemees)

WTE355

Muaj zog thiab muaj sia

Cov Khoom Siv Vaj Tse

JIS (Nyiv)

SPV450

High - lub zog

Siab Boilers

GB (Suav Teb)

14Cr1mor

Sib cais rau cov cua sov tiv taus

Petrochemical reactors

KS (Kauslim)

SPV450

Zoo Weldability

Kev tso tsheb hlau luam

AFNOR (Fabkis)

15Cd4-05

Sib piv cov tshuab

Welded Cov Khoom Siv Siab

Yog (Is Nrias teb)

2002 gr.2

Boiler-} Qhov Muaj Zog

Kev Tso Tsheb Hlau Luam

Raws li (Australia)

1548 PT430N

Normalized / Q & T

High - temp nkoj

 

 

Cov ntawv thov thiab cov txiaj ntsig hauv Boiler Tshuab

 

A537 chav kawm 3 foob nyob nruab nrab boilers, tso tsheb hlau luam yeeb, thiab roj Separators.

Nws tiv taus nruab nrab corrosion, txhawb nqa cov vuam vuam zoo, thiab tso cai rau kev tsim qauv rau kev txuag nqi.

Hauv lub hwj chim tiam, nws ua hauj lwm ua kom nias; nyob rau hauv Refining, me corrosives.

Cov txiaj ntsig xws li cov nkag txawv, txo kev ua tsis tiav hauv kev ua haujlwm khov.

 

Hauv cov ntsiab lus xaus,ASTM A537 chav kawm 3 (A537 Cl.3) steel hlau los ntawm GNEE kev muaj zog thiab tawv rau cov ntawv thov sib tw, nrog kev ua haujlwm tshwj xeeb thiab kev ua tau zoo. Raws li koj cov neeg xa khoom cia siab, peb muab tus nqi sib tw -}}}}}} cl 3 daim hlau los pab txhawb koj txoj haujlwm tom ntej.

ASTM A537 chav kawm 3 boiler hlau tshuaj lom cov ntsiab lus, A537 CL.3 Cov nqi siv me nyuam yaus, Tam sim no nqi rau ast m

 

Thov cov lus hais

Yog tias koj xav paub ntau ntxiv txog GNEE cov khoom, koj tuaj yeem xa email raualloy@gneesteelgroup.comCov. Peb zoo siab tshaj plaws los pab koj.

 

Cov FAQ

Q: Dab tsi yog Astm A537 chav kawm 3 cov khoom siv?

A: ASTM A537 chav kawm 3 yog cov carbon {} {} {}- kub cov kev pabcuam, nrog lub tensile 75-95 ksi thiab elongity 22% min. Sib npaug rau ASME SA537 3, nws tau siv nyob rau hauv boilers thiab tso tsheb hlau luam, muab kev tiv thaiv tsis kam rau cov chaw nyob thaum kuaj.

Q: Qhov sib txawv ntawm A537 chav kawm 2 thiab chav kawm 3 li cas?

A: A537 chav kawm 2 muaj cov txiaj ntsig ntau dua (60 Ksi Min) rau kev xav tau siab siab (55 Ksi Min) tab sis zoo dua forability rau cov ntawv thov sib txuas. Ob leeg yog quenched / tempered, tab sis chav kawm muaj kev xav tau ntawm lub tensile 75}}} 95 ksi vs chav kawm 2 tus 80-100 KSI. Chav Kawm 3 raug nqi rau cov kev mob hnyav, nrog cov ntaub pua chaw vuam tab sis huab cua yooj yim fabrication.

Q: Dab tsi thov cov khoom A537 3 daim hlau?

A: A537 chav kawm 3 yog qhov tsim nyog rau kev mob siab,} Lub siab} Lub Siab Siv Tshuaj Siv Tshuaj, thiab cov nkoj siv roj ua roj. Nws tau siv rau hauv cov nroj tsuag hluav taws xob rau cov chav sib xyaw ua ke, petrochemicals rau reactors, thiab roj / roj rau cais. Nws txoj kev nruj me ntsis rau cov kev pabcuam TEMP txo qis, muaj kev sim ua kom muaj kev sib npaug, ua rau nws muaj ntau yam kev tsim qauv rau kev tsim lub neej nyob hauv kev thauj khoom.

Q: Yog A537 chav kawm 3 sib npaug rau SA537 chav kawm 3?

A: Yog, A537 chav kawm 3 yog sib npaug rau ASME SA537 3, nrog rau kev sib xyaw zoo nkauj (carbon 0.24% max) thiab cov khoom (tawm los 55 Ksi Min). ASTM A537 yog cov khoom siv -}}} }537 rau ASME Codes zoo li tshooj VIII. Kev sib npaug suav nrog en P420NH thiab Jis SPV450; Txheeb xyuas cov phiaj xwm.

Q: Dab tsi tuab ntau npaum li cas muaj rau A537 chav kawm hauv chav kawm 3 daim hlau?

A: A537 chav kawm 3 yog 3 hli rau 150mm tuab, nrog cov khoom kho tau: tawm los lossis sib npaug- 100mm), 40 ksi (100-150mm). GNEE muab cov dav rau 3500 hli thiab ntev txog 18000mm, nrog kev txiav cai. Thicker cov phiaj ntim cov hlab ntsha hnyav, muaj z-xeem muaj.

Q: A537 chav kawm 3 yuav tsum muaj kev cuam tshuam kev sim?

A: Yog, Charpy V - tsis txhob kuaj yog ib txwm muaj, ntawm}}}}}})℃rau pob hluav taws xob tsis kam. Qhov tseem ceeb rau cov kev pab cuam qis-temp lossis qaub, GNEE muab cov paib xeem ua raws li API 934.

Q: Daim ntawv thov A537 puas tau siv hauv cov kev pabcuam hauv qab?

A: Yog, nrog HIC / SCC sim ua ib qho TM0284 / TM0177, nws cov tub sab qis dua li tsis tshua tau tawg. Tso cai rau NACE MR0175 / ISO 15156, nws haum rau cov roj txhuam. Gnee muaj cov variants nrog txhim kho kev coj ua rau kev tawm tsam kev siv tawm.

 

Cov qhab nia ntawm cov nkoj siab ntawm lub nkoj siv los ntawm GNEE
ASTM ASTM A202 / A202M ASTM A202 Qib A ASTM A202 Qib B    
ASTM A203 / A203M ASTM A203 Qib A ASTM A203 Qib B ASTM A203 Qib D ASTM A203 Qib E
ASTM A203 Qib F      
ASTM A204 / A204M ASTM A204 Qib A ASTM A204 qib b ASTM A204 Qib C  
ASTM A285 / A285M ASTM A285 Qib A ASTM A285 Qib B ASTM A285 Qib C  
ASTM A299 / A299M ASTM A299 Qib A ASTM A299 Qib B    
ASTM A302 / A302M ASTM A302 Qib A ASTM A302 Qib B ASTM A302 Qib C ASTM A302 Qib D
ASTM A387 / A387M ASTM A387 Qib 5 Chav Kawm 5 Chav Kawm ASTM A387 Qib 5 5 Chav Kawm ASTM A387 Qib 11 Cov Tub Kawm Ntawv ASTM A387 qib 11 chav kawm2
ASTM A387 Qib 12 Chav Kawm ASTM A387 Qib 12 Chav Kawm2 ASTM A387 Qib 22 Chav Kawm ASTM A387 Qib 22 Chav Kawm Qib Siab2
ASTM A515 / A515M ASTM A515 Qib 60 ASTM A515 Qib 65 ASTM A515 Qib 70  
ASTM A516 / A516M ASTM A516 Qib 55 ASTM A516 Qib 60 ASTM A516 Qib 65 ASTM A516 Qib 70
ASTM A517 / A517M ASTM A517 Qib A ASTM A517 Qib B ASTM A517 Qib E ASTM A517 Qib F
ASTM A517 Qib P ASTM A517 Qib J    
ASTM A533 / A533m ASTM A533 Qeb Ib Hom Kawm1 ASTM A533 Qib B Hom1 ASTM A533 Qib C Class1 ASTM A533 Qib D Class1
ASTM A533 Qeb Ib Qib2 ASTM A533 Qib B Chav Kawm2 ASTM A533 Qib C Class2 ASTM A533 Qib D Class2
ASTM A533 Qeb Ib Chav Kawm Ntawv Hauv ASTM A533 Qib B Chav Kawm Ntawv Hauv ASTM A533 Qib C Class3 ASTM A533 Qib D Class3
ASTM A537 / A537M ASTM A537 CLASS1 ASTM A537 CLASS2 ASTM A537 Mass3  
ASTM A612 / A612M ASTM A612      
ASTM A662 / A662M ASTM A662 Qib A ASTM A662 Qib B ASTM A662 Qib C  
En En10028-2 EN10028-2 P235GHGH EN10028-2 P265GHGH EN10028-2 P295GHGHGH EN10028-2 P355GHGH
En 10028-2 16 mo3      
Hoob rau En10028-3 EN10028-3 P275N EN10028-3 P275NH EN10028-3 P275NL1 EN10028-3 P275NL2
EN10028-3 P355N EN10028-3 P355NH EN10028-3 P355NL1 EN10028-3 P355NL2
EN10028-3 P460N EN10028-3 P460NH EN10028-3 P460NL1 EN10028-3 P460NL2
EN10028-5 EN10028-5 P355M EN10028-5 P355ML1 EN10028-5 P355ML2 EN10028-5 P420m
EN10028-5 P420ML1 EN10028-5 P420ML2 EN10028-5 P460M EN10028-5 P460ML1
EN10028-5 P460ML2      
EN10028-6 EN10028-6 P355Q EN10028-6 P460Q EN10028-6 P500Q EN10028-6 P690q
EN10028-6 P355QH EN10028-6 P460QH EN10028-6 P500Qh EN10028-6 P690qh
EN10028-6 P355QL1 EN10028-6 P460Ql1 EN10028-6 P500QL1 EN10028-6 P690ql1
EN10028-6 P355QL2 EN10028-6 P460QL2 EN10028-6 P500QL2 EN10028-6 P690QL2
JIS JIS G3115 JIS G3115 SPV235 JIS G3115 SPV315 JIS G3115 SPV355 JIS G3115 SPV410
JIS G3115 SPV450 JIS G3115 SPV490    
JIS G3103 JIS G3103 SB410 JIS G3103 SB450 JIS G3103 SB480 JIS G3103 SB450M
JIS G3103 SB480M      
Tus kab laug gb GB713 GB713 Q245R GB713 Q345R GB713 Q370R GB 713 12 cr1movr
GB 713 12 cr2mo1r Gb 713 13 mnnimor GB 713 14 cr1mor GB 713 15} crmor
GB 713 18 mnmonbr      
GB3531 GB 3531 09 mnnidr GB 3531 15 mnnidr GB 3531 16 mndr  
Din DIN 17155 DIN 17155 Nyob zoo DIN 17155 Hii Din 17155 10} crmo910 17155 13} crmo44
Din 17155 15 mo3 Din {{0} mn4 Din 17155 19 mn6