Thaum nws los txog rau cov hlau phaj, muaj ntau ntau yam sib txawv thiab qib tawm muaj. Qhov feem ntau nrhiav-tom qab hom hlau phaj yog SA 387 Gr 11. Cov qib tshwj xeeb ntawm cov hlau no muaj cov khoom siv zoo tshaj plaws, ua rau nws xaiv zoo rau cov ntawv thov uas xav tau lub zog ntxiv thiab ua haujlwm ntev.
Hauv tsab xov xwm no, peb yuav ua tib zoo saib hauv - qhov tob saib yuav ua li cas SA 387 Gr 11 Phaj piv rau lwm hom hlau phaj kom koj tuaj yeem txiav txim siab seb hom twg zoo tshaj plaws rau koj cov kev xav tau.
Peb yuav tshuaj xyuas tag nrho cov yam ntxwv tseem ceeb xws li lub zog -rau - qhov hnyav piv, kev xaiv tiav, formability thiab ntau dua! Npaj txhij mus dhia mus rau hauv lub ntiaj teb ntawm kev tsim hlau nrog ib sab - los ntawm - sab kev sib piv ntawm SA 387 Gr 11 Phaj thiab lwm hom hlau phaj!
SA 387 Gr 11 Phaj yog dab tsi?
SA 387 Gr 11 Phaj yog chromium molybdenum alloy steel daim hlau feem ntau siv hauv cov hlab ntsha siab, cov khoom siv hluav taws xob thiab cov boilers ntawm qhov kub thiab txias. Lawv yog ua los ntawm chromium-molybdenum alloy nrog ib qho ntxiv ntawm cov pa roj carbon monoxide, uas ua rau lawv lub zog thiab muaj zog tiv thaiv corrosion. Txawm hais tias muaj kev ua haujlwm hnyav, cov hlau tsis muaj steel hlau no muaj oxidation zoo heev thiab corrosion kuj vim lawv lub zog tensile zoo heev thiab qis -kub toughness. Tsis tas li ntawd, lawv muaj cov yam ntxwv zoo tshaj plaws ua rau lawv qhov kev xaiv zoo tshaj plaws rau ntau yam haujlwm engineering uas qhov kev txuag nyiaj yog qhov tseem ceeb.
Steel Phaj yog dab tsi?
Cov phaj hlau yog cov hlau loj, feem ntau hauv cov duab tiaj tus nrog lub kaum sab xis thiab sab, siv ntau yam kev siv thoob plaws ntau qhov kev lag luam. Feem ntau yog ua los ntawm cov hlau los yog hlau alloy uas yog rhuab thiab hammered rau hauv cov duab, steel daim hlau muab lub zog thiab durability rau cov qauv xws li txuas hniav, nkoj, tsev, tsheb, railroads, industrial machinery thiab cov khoom thav duab. Cov phaj hlau kuj muaj nyob rau hauv cov khoom siv niaj hnub xws li cov khoom siv hauv chav ua noj thiab cov rooj tog zaum. Lawv cov cua sov-resistant qualities ua rau lawv zoo tagnrho rau fabricating cookware.
Sib txawv ntawm SA 387 Gr 11 Phaj thiab Lwm Hom Hlau Phaj
SA 387 Gr 11 daim hlau yog chromium-molybdenum alloy steel yam zoo tagnrho rau siv nyob rau hauv siab - qhov kub thiab txias. Cov phaj no muaj kev tiv thaiv corrosion thiab oxidation zoo heev, ua rau lawv xaiv rau ntau yam lag luam xws li tshuaj lom neeg, petrochemical, thiab hluav taws xob tsim. SA 387 Gr 11 daim hlau kuj muaj lub zog tensile zoo thiab tawm los, ua rau lawv haum rau siab -cov kev pabcuam kub xws li kev siv boiler.
Piv nrog rau SA 387 Gr 11 daim hlau, cov pa roj carbon steel yog nrov vim lawv pheej yig thiab muaj dav. Txawm li cas los xij, cov pa roj carbon steel tsis pom zoo rau qhov siab - qhov kub thiab txias vim lawv cov thermal conductivity tsawg. Cov pa roj carbon steel phaj kuj muaj kev tiv thaiv corrosion tsis zoo, ua rau lawv tsis haum rau qhov chaw hnyav. Ntawm qhov tod tes, stainless hlau daim hlau muaj kev tiv thaiv corrosion zoo heev tab sis tsis muaj lub zog rau siab -kev siv kub.
Nyob rau hauv sib piv, SA 516 Gr 70 daim hlau yog lwm steel phaj feem ntau siv nyob rau hauv boiler daim ntaub ntawv. Thaum SA 516 Gr 70 daim hlau muaj lub zog tensile zoo, lawv tsis muaj qhov zoo ib yam corrosion thiab oxidation tsis kam raws li SA 387 Gr 11 daim hlau. SA 516 Gr 70 daim hlau tseem raug cuam tshuam rau qhov tawg ntawm qhov kub thiab txias, ua rau lawv tsis haum rau cov ntawv thov cryogenic.
Zuag qhia tag nrho, SA 387 Gr 11 daim hlau muab kev sib xyaw ua ke ntawm lub zog thiab ua haujlwm rau siab - kub thiab hnyav ib puag ncig. Piv nrog rau cov pa roj carbon steel daim hlau, SA 387 Gr 11 daim hlau muab kev tiv thaiv corrosion thiab oxidation zoo dua thaum tuav lub zog tensile thiab yield zog. Piv nrog rau SA 516 Gr 70 daim hlau, SA 387 Gr 11 daim hlau muaj kev tiv thaiv zoo dua rau oxidation thiab corrosion, ua rau lawv xaiv zoo dua rau qhov kub thiab txias.
Xaus
Hauv kev xaus, thaum xaiv cov hlau phaj zoo rau koj qhov project, nws yog ib qho tseem ceeb uas yuav tau xav txog yam xws li daim ntawv thov, ib puag ncig, thiab qhov kub thiab txias. SA 387 Gr 11 daim hlau muaj kev tiv thaiv zoo rau siab - qhov kub thiab txias ib puag ncig, ua rau lawv zoo tagnrho rau ntau yam kev lag luam. Piv nrog rau lwm hom hlau daim hlau, SA 387 Gr 11 daim hlau muab kev tiv thaiv corrosion thiab oxidation zoo dua thaum tuav lub zog tensile thiab yield zog, ua rau lawv txhim khu kev qha thiab nqi -kev xaiv zoo rau koj qhov project tom ntej.
Yog tias koj xav paub ntxiv txog GNEE cov khoom, koj tuaj yeem xa email raualloy@gneesteelgroup.com.Peb zoo siab tshaj los pab koj.
FAQ
Q: A387 Qib 11 yog dab tsi?
A: ASTM A387 specification yog Standard Specification rau Pressure Vessel Phaj, Alloy Steel, Chromium-Molybdenum npaj rau siv nyob rau hauv welded boilers thiab siab hlab ntsha tsim rau siab kub kev pab cuam.
Q: Dab tsi yog SA 387 GR 11 Cl 1 khoom sib npaug?
A: Sa 387 Gr 11 Cov khoom sib npaug
Nrog cov chromium, molybdenum, thiab cov ntsiab lus tshuaj zoo sib xws, Sa 387 Gr 11 Cl 1 Equivalent Materials BS 621B nthuav tawm cov khoom zoo ib yam.
Q: Dab tsi yog qhov kub thiab txias SA 387 GR 11?
A: Nyob rau hauv qis kawg ntawm qhov kub ntawm SA 387 Gr 11 (1150℃F min tempering kub), thiab SA 387 Gr 22 (1250℃F min tempering kub) yog siv. Cov qib no tuaj yeem teev nyob rau hauv chav kawm 1 lossis 2 thiab tseem tuaj yeem muab rau hauv Normalized & Tempered lossis Quenched thiab Tempered.
Q: Qhov txawv ntawm SA 387 GR 11 cl1 thiab cl2 yog dab tsi?
A: Qhov txawv ntawm SA 387 Qib 11 Chav Kawm 1 thiab Chav Kawm 2 Phaj nyob hauv lawv cov khoom siv tshuab. Txawm li cas los xij, lawv ob leeg muaj tib yam tshuaj muaj pes tsawg leeg. Lub zog tensile thiab lub zog ntawm cov khoom siv hauv chav kawm 2 yog siab dua li ntawm chav kawm 1, qhov elongation rau chav kawm 1 yog siab dua piv rau chav kawm 2.
Q: Cov khoom siv SA 387 Qib 11 yog dab tsi?
A: Muaj pes tsawg leeg: ASME SA387 Qib 11 feem ntau muaj txog 1% chromium thiab 0.5% molybdenum. Cov khoom xyaw no muab lub zog zoo thiab ua haujlwm rau oxidation ntawm qhov kub thiab txias. Mechanical Properties: Tawm Zog: Tsawg kawg ntawm 205 MPa (30,000 psi)
Q: Qhov txawv ntawm SA 387 Qib 11 CL 1 thiab Chav Kawm 2 yog dab tsi?
A: Cov Chemical Composition tseem zoo ib yam hauv Chav Kawm 1 thiab Chav Kawm 2 (Cl1 thiab Cl2) tab sis qhov sib txawv tsuas yog nyob rau hauv Cov Khoom Siv Hluav Taws Xob uas tau hais hauv qab rooj.
Q: SA 387 Qib 11 Chav Kawm 2 sib npaug li cas?
A: Sa 387 Gr 11 Equivalent Materials yog ASME SA387 hauv Asmeskas kev lag luam nrog European Union muaj cov qauv hauv qib 13CrMoSi5-5. Sa 387 Gr 11 Cl 2 Equivalent Materials yog SA387-11-2 ntawm ASME thiab ASTM tus qauv.
Q: Dab tsi yog qhov kub thiab txias SA 387 GR 11?
A: Nyob rau hauv qis kawg ntawm qhov kub ntawm SA 387 Gr 11 (1150℃F min tempering kub), thiab SA 387 Gr 22 (1250℃F min tempering kub) yog siv. Cov qib no tuaj yeem teev nyob rau hauv chav kawm 1 lossis 2 thiab tseem tuaj yeem muab rau hauv Normalized & Tempered lossis Quenched thiab Tempered.
Q: Cov tshuaj muaj pes tsawg leeg ntawm ASTM A387 Qib 11 Chav Kawm 2 yog dab tsi?
A: ASTM A387 GR 11 CL 2 Phaj yog tsim los nrog cov tshuaj muaj pes tsawg leeg xws li carbon, silicon, phosphorous, chromium, sulfur, molybdenum, thiab manganese. Alloy ASTM A387 yog tsim los nrog cov kev qhia tshwj xeeb xws li cov qauv sib txawv, ua tiav, hardness, daim ntawv, dav, thiab tuab.
Q: Qhov txawv ntawm SA 516 GR 70 thiab SA 387 GR 11 yog dab tsi?
A: Piv nrog rau cov pa roj carbon steel daim hlau, SA 387 Gr 11 daim hlau muab kev tiv thaiv corrosion thiab oxidation zoo dua thaum tuav lub zog tensile thiab yield zog. Piv nrog rau SA 516 Gr 70 daim hlau, SA 387 Gr 11 daim hlau muaj kev tiv thaiv zoo dua rau oxidation thiab corrosion, ua rau lawv xaiv zoo dua rau qhov kub siab - ib puag ncig.
| Qib Ntawm Lub Hwj Hwj Hwj Hwj Hwj Hwj Hwj Hwj Hwj Muab Los ntawm GNEE | |||||
| ASTM | ASTM A202/A202M | ASTM A202 Qib A | ASTM A202 Qib B | ||
| ASTM A203 / A203M / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / A203M / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / A203M / ASTM A203 / ASTM A203 / A203M / ASTM A203 / ASTM A203 / A203M / 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 | 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 | 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 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / A387M / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387) thiab ASTM A387 | ASTM A387 Qib 5 Qib 1 | ASTM A387 Qib 5 Qib 2 | ASTM A387 Qib 11 Chav Kawm 1 | ASTM A387 Qib 11 Chav Kawm 2 | |
| ASTM A387 Qib 12 Chav Kawm 1 | ASTM A387 Qib 12 Chav Kawm 2 | ASTM A387 Qib 22 Chav Kawm 1 | ASTM A387 Qib 22 Chav Kawm 2 | ||
| 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 Kev Cai | 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 / ASTM A533M / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533) thiab ASTM A533 | ASTM A533 Qib A Class1 | ASTM A533 Qib B Class1 | ASTM A533 Qib C Class1 | ASTM A533 Qib D Class1 | |
| ASTM A533 Qib A Class2 | ASTM A533 Qib B Class2 | ASTM A533 Qib C Class2 | ASTM A533 Qib D Class2 | ||
| ASTM A533 Qib A Class3 | ASTM A533 Qib B Class3 | ASTM A533 Qib C Class3 | ASTM A533 Qib D Class3 | ||
| ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537) thiab ASTM A537 | ASTM A537 Qib 1 | ASTM A537 Qib 2 | ASTM A537 Qib 3 | ||
| ASTM A612/A612M | ASTM A612 Cov Lus Qhia Tshwj Xeeb | ||||
| ASTM A662/A662M | ASTM A662 Qib A | ASTM A662 Qib B | ASTM A662 Qib C | ||
| EN | TS EN 10028-2 | TS EN 10028-2 P235GH | TS EN 10028-2 P265GH | TS EN 10028-2 P295GH | TS EN 10028-2 P355GH |
| EN10028-2 16MO3 | |||||
| TS EN 10028-3 | TS EN 10028-3 P275N | TS EN 10028-3 P275NH | EN10028-3 P275NL1 | EN10028-3 P275NL2 | |
| TS EN 10028-3 P355N | TS EN 10028-3 P355NH | EN10028-3 P355NL1 | EN10028-3 P355NL2 | ||
| TS EN 10028-3 P460N | TS EN 10028-3 P460NH | EN10028-3 P460NL1 | EN10028-3 P460NL2 | ||
| TS EN 10028-5 | TS EN 10028-5 P355M | EN10028-5 P355ML1 | EN10028-5 P355ML2 | TS EN 10028-5 P420M | |
| EN10028-5 P420ML1 | EN10028-5 P420ML2 | TS EN 10028-5 P460M | EN10028-5 P460ML1 | ||
| EN10028-5 P460ML2 | |||||
| TS EN 10028-6 | TS EN 10028-6 P355Q | TS EN 10028-6 P460Q | TS EN 10028-6 P500Q | TS EN 10028-6 P690Q | |
| TS EN 10028-6 P355QH | TS EN 10028-6 P460QH | TS EN 10028-6 P500QH | TS EN 10028-6 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 | |||||
| GB | GB713 | GB713 Q245R | GB713 Q345R | GB713 Q370R | GB713 12Cr1MoVR |
| GB713 12Cr2Mo1R | GB713 13MnNiMoR | GB713 14Cr1MoR | GB713 15CrMoR | ||
| GB713 18MnMoNbR | |||||
| GB3531 | GB3531 09MnNiDR | GB3531 15MnNiDR | GB3531 16MnDR | ||
| DIN | TIAB SA 17155 | DIN 17155 TSI | DIN 17155 HII | DIN 17155 10CrMo910 | DIN 17155 13CrMo44 |
| DIN 17155 15Mo3 | DIN 17155 17Mn4 | DIN 17155 19Mn6 | |||
