ASME SA 537 Chav Kawm 1yog ib lub tshav kub-kho carbon-manganese- silicon steel phaj specification feem ntau siv nyob rau hauv kev tsim kho ntawm fusion-welded siab hlab ntsha thiab boilers.
Cov yam ntxwv tseem ceeb
Kev kho cua sov:Hoob 1 daim hlau yog normalized (rhuab mus rau ~ 900℃thiab cua-txias) los kho cov qauv nplej.
Qhov kub thiab txias:Haum rau nruab nrab mus rau qis - qhov kev pabcuam kub, feem ntau ua haujlwm nruab nrab ntawm-46 ° F (-50 ° F)thiab371℃(700℃F).
Daim ntawv thov:Feem ntau siv nyob rau hauv cov roj, roj, thiab petrochemical kev lag luam rau cov tso tsheb hlau luam, kub exchangers, thiab nuclear reactors.
SA 537 Chav Kawm 1 - Qhov Zoo
Boasts zoo heev uas tsis tshua muaj -kub toughness, khaws ruaj khov kho cov khoom ntawm -62℃kom hloov mus rau qhov kub-kub muaj kev ua haujlwm.
Features superior weldability, sib xws nrog mainstream fusion vuam txheej txheem thiab yuav tsum tau tsawg heev preheating rau tuab daim hlau, txo fabrication nyuaj.
Muab cov khoom siv sib xyaw ua ke thoob plaws tag nrho cov phaj tuab (8mm-150mm), ua kom muaj kev ua tau zoo ib yam rau ob qho tib si nyias thiab tuab cov qauv.
Txhim khu kev ntseeg siab nruab nrab- kub lub zog mus txog 345 degree, muab kev ruaj khov siab -cov kabmob muaj peev xwm rau nruab nrab thiab qis-siab siab- cov khoom siv kub.
Pom zoo tiv thaiv rau me me corrosive xov xwm xws li hydrocarbons, qis -H₂S roj thiab dej, haum rau dav petrochemical thiab chemical industrial cheeb tsam.
Muaj peev xwm ua tau zoo ntawm cov yas deformation, nrog rau cov kev hloov pauv tsis tu ncua thiab cov khoom siv hluav taws xob muaj zog hauv kev lag luam.
Tau kho qhov txias thiab kub formability rau me me - mus rau - cov txheej txheem tsim nruab nrab yam tsis muaj qhov ua tau zoo degradation, haum rau ntau hom kev xav tau.
Cov txiaj ntsig los ntawm cov qauv ua kom zoo zoo los ntawm kev tswj dov thiab normalizing, txo qhov kev pheej hmoo ntawm vuam txias tawg thiab txhim kho cov qauv kev ntseeg siab.
Tau tshaj tus qauv ncej-weld heat treatment kom yooj yim rau kev ntxhov siab, ua tau raws li qhov siab - kev ncaj ncees ntawm kev tsim cov hlab ntsha siab.
Sib npaug kev ua haujlwm siab thiab tus nqi-kev ua tau zoo, ua haujlwm raws li kev xaiv cov khoom siv hluav taws xob thiab txhim khu kev qha rau nruab nrab- siab qis- qhov kub thiab txias cov khoom siv siab.
Tshuaj muaj pes tsawg leeg ntawm ASME SA537 Chav Kawm 1 Stainless Hlau Phaj
| Qib | C | Si | Mn | P | S | Cr | Mo | Ni | Cu | |
| Tsawg dua los yog sib npaug li 40 mm | >40 mm | |||||||||
| SA537 Chav Kawm 1 | 0.24 | 0.15/0.50 | 0.70/1.35 | 1.00/1.60 | 0.035 | 0.035 | 0.25 | 0.80 | 0.25 | 0.35 |
Mechanical Properties ntawm ASME SA537 Chav Kawm 1
| Qib | Tawm tswv yim (MPa) | Tensile (MPa) | Elongation | Thickness | |
| A50 mm | A200 mm | ||||
| SA537 Chav Kawm 1 | 345 | 485/620 | 22% | 18% | Tsawg dua los yog sib npaug li 65 |
| 310 | 450/585 | 22% | 18% | >65 Tsawg dua los yog sib npaug rau 100 | |
Cov txheej txheem siv
Tswj Kub Rolling: Precision cooling refines grain qauv thiab xyuas kom meej cov khoom zoo sib xws thoob plaws tag nrho cov phaj tuab.
Normalizing Kev kho cua sov870-930℃cua sov nrog cua txias optimizes cov ntaub ntawv toughness, lub zog thiab weldability.
Fusion Vuam: Tau tshaj SMAW, GMAW, GTAW, SAW, yoog tau rau kev cob qhia thiab ntawm - qhov chaw tsim khoom.
Weld Pre & Post Thaum tshav kub kub kho80-150℃preheating rau daim hlau tuab (Ntau dua lossis sib npaug li 30mm); 580-650℃kev ntxhov siab nyem tom qab-weld kev kho mob xaiv tau.
Cov txheej txheem txiav: Nplaim/plasma txiav rau ntxhib blanking; laser txiav rau siab -precision shaping ntawm cov khoom me me thiab nruab nrab.
Precision Machining: Milling, tig thiab drilling kom raug dimensioning ntawm cov hlab ntsha siab thiab fittings.
Txias txoj kev: Me me mus rau nruab nrab txoj kev sib txuam nrog khoov vojvoog, ua kom yooj yim shaping yam tsis muaj kev ua haujlwm ntau dhau.
Kev npaj nto: Tua blasting rau descaling thiab tu, txhim kho adhesion rau tom ntej los tiv thaiv -corrosion txheej.
Tsis yog -Kev kuaj kev puas tsuaj: UT, RT, MT, PT siv rau vuam seams thiab raw cov ntaub ntawv rau cov qauv kev ncaj ncees thiab kev ruaj ntseg zoo.
Ntug Kev Npaj: Machining los yog txiav kom du weld pob qij txha, txhim kho tag nrho cov vuam zoo thiab cov qauv kev ruaj ntseg.
Vim li cas thiaj xaiv peb:
Koj tuaj yeem tau txais cov khoom zoo meej raws li qhov koj xav tau ntawm tus nqi tsawg kawg nkaus.
Peb kuj muab Reworks, FOB, CFR, CIF, thiab qhov rooj rau qhov rooj tus nqi xa khoom. Peb xav kom koj ua deal rau shipping uas yuav zoo heev.
Cov ntaub ntawv uas peb muab yog muaj tseeb tiag, txoj cai los ntawm raw cov ntaub ntawv xeem daim ntawv pov thawj mus rau qhov kawg dimensional nqe lus.
Peb lav muab cov lus teb tsis pub dhau 24 teev (feem ntau hauv tib lub sijhawm)
Koj tuaj yeem tau txais cov khoom hloov pauv, zeb xa khoom nrog txo lub sijhawm tsim khoom.
Peb tau mob siab rau peb cov neeg siv khoom. Yog tias nws yuav tsis tuaj yeem ua tau raws li koj cov kev xav tau tom qab kuaj xyuas tag nrho cov kev xaiv, peb yuav tsis ntxias koj los ntawm kev cog lus tsis tseeb uas yuav tsim kev sib raug zoo rau cov neeg siv khoom.
Yog tias koj xav paub ntxiv txog GNEE cov khoom, koj tuaj yeem xa email rau beam@gneesteelgroup.com. Peb zoo siab tshaj los pab koj.
SA 537 Chav Kawm 1 puas tuaj yeem ua tau txias-?
Yog lawm, nws tuaj yeem ua kom txias - tsim, tab sis yuav tsum muaj cov txheej txheem tsim nyog. Kev ua kom txias tuaj yeem ua rau muaj kev nyuaj siab thiab kev ntxhov siab, yog li kev ntxhov siab annealing (ntawm 595-650 degree) raug pom zoo tom qab tsim.
Dab tsi yog qhov nyuaj ntawm SA 537 Chav Kawm 1 tom qab kev kho cua sov?
Tom qab normalization thiab tempering, Brinell hardness (HB) ntawm SA 537 Chav Kawm 1 yog li ntawm 137 txog 187. Qhov hardness range no sib npaug zog, toughness, thiab machinability.
Puas yog SA 537 Class 1 resistant rau corrosion?
Nws muaj kev tiv thaiv corrosion nyob rau hauv atmospheric thiab me me corrosive ib puag ncig. Rau qhov hnyav corrosive media (piv txwv li, acids, alkalis), kev tiv thaiv corrosion ntxiv (txheej txheej, hauv ob sab phlu) yog yuav tsum tau.
Dab tsi yog qhov machinability ntawm SA 537 Chav Kawm 1?
SA 537 Chav Kawm 1 muaj kev ua haujlwm zoo, zoo ib yam li lwm cov pa roj carbon -manganese steels. Cov cuab yeej txiav kom zoo thiab tsis muaj (txiav ceev, pub tus nqi) tau pom zoo kom ua tiav kev ua haujlwm siab thiab qhov zoo.
Cov khoom siv ntawm SA 537 Class 1 daim hlau yog dab tsi?
SA 537 Chav Kawm 1 daim hlau tau muab rau hauv qhov xwm txheej thiab tempered (N&T). Qhov saum npoo feem ntau yog pickled, oiled, los yog txhaj tshuaj - blasted kom tshem tawm nplai thiab xyuas kom huv si nto zoo.
SA 537 Chav Kawm 1 puas tuaj yeem siv rau cov hlab ntsha siab nrog kev kub siab?
Yog lawm, nws cov txiaj ntsig siab thiab lub zog tensile ua rau nws haum rau siab - cov hlab ntsha siab. Nws feem ntau siv rau hauv cov hlab ntsha nrog kev ua haujlwm siab txog kaum tawm MPa, ua raws li ASME BPVC cov cai.
Dab tsi yog qhov txawv ntawm SA 537 Chav Kawm 1 thiab A36 steel?
SA 537 Chav Kawm 1 muaj zog dua (yield 345 MPa vs 250 MPa rau A36), zoo dua toughness, thiab yog cua sov-kho (N&T), haum rau siab hlab ntsha; A36 yog cov qauv hlau zoo tib yam rau kev tsim kho.
Cov qib zoo dab tsi muaj rau SA 537 Chav Kawm 1?
SA 537 Chav Kawm 1 feem ntau muaj nyob rau hauv ib qib zoo raws li ASME tus qauv, tab sis cov tuam txhab lag luam yuav muaj kev tswj hwm zoo ntxiv (piv txwv li, kev cuam tshuam nruj dua) rau cov ntawv thov tshwj xeeb.
Yuav khaws SA 537 Class 1 daim hlau li cas?
Khaws lawv rau hauv qhov chaw qhuav, zoo- qhov cua, kom deb ntawm cov dej noo thiab corrosive. Cov phaj yuav tsum tau muab tso rau ntawm cov ntoo txhawb nqa kom tiv thaiv kev sib cuag nrog hauv av, tsis txhob xeb thiab deformation.
Cov ntaub ntawv twg yog muab nrog SA 537 Chav Kawm 1 kev xa khoom?
Cov khoom xa tuaj suav nrog daim ntawv tshaj tawm cov khoom siv (MTR) hauv ASME Tshooj II, ntawv pov thawj tshuaj lom neeg muaj pes tsawg leeg, cov khoom siv kho tshuab, kev kho cua sov, thiab cov txiaj ntsig tshuaj xyuas, ua kom ntseeg tau raws li cov neeg siv khoom thiab cov txheej txheem.