Puas yog koj tab tom nrhiav rau ib qho kev ntseeg siab thiab ruaj khov cov ntaub ntawv haum rau kev siv cov ntawv thov kev lag luam?
ASTM A387 Qib 5Daim phiaj yog qhov kev xaiv zoo.
Cov phiaj hlau hlau no, uas poob qis hauv cov txheej txheem chav kawm ntawm alloy steel, muab ib qho tshwj xeeb tshuaj lom neeg los xyuas kom meej koj cov dej num sawv ntsug rau txawm tias cov yam ntxwv hnyav. Lawv muab lub zog siab rau hauv siab kub, thiab cov phiaj no tseem muaj cov haujlwm zoo xws li cov khoom lag luam siab, cov dej pheeb suab thiab lwm yam haujlwm tshwj xeeb. Nyeem rau kom pom txhua yam txiaj ntsig as387 Qib 5 daim hlau tuaj yeem coj koj txoj kev lag luam!
Dab tsi yog astm A387 qib 5 daim hlau?
ASTM A387 Qib 5 daim hlau yog alloy steel daim phiaj feem ntau siv los ua kom huv cov hlab thiab roj boilers. Cov qib 5 daim hlau muaj Molybdenum {{chromium li lawv cov ntsiab lus corrosion, uas muab lub zog zoo heev, thiab oxidation kev ua siab ntev ntawm qhov kub. Lawv kuj muaj cov khoom zoo xws li formability thiab weldability, ua rau lawv haum rau ntau daim ntaub ntawv kev lag luam.
Hais txog lub zog lub cev, cov phiaj xwm qib 5 tau muaj lub zog tensile muaj ntau ntawm 485} 620 mpa thaum tawm los ntawm 275-345 mpa. Ib qho ntxiv, lawv muaj feem pua Epongation ntawm 15% nrog kev cuam tshuam muaj nuj nqis los ntawm 27J txog 35J. Nrog lawv cov yam ntxwv zoo, cov phiajcim qib 5 tau siv tau rau ntau yam kev lag luam xws li cov petrochemical thiab lwm yam.
Qhov Zoo ntawm Astm A387 Qib 5 Daim Hlau
High tensile lub zog
R ya tau muaj cov khoom siv lub cev zoo heev, xws li lub zog siab tensile lub zog thiab qis elasticity. Lub zog tensile muaj zog piav txog tus muaj peev xwm hlau muaj peev xwm tiv thaiv raug rho tawm. Hais txog RHS cov khoom siv hluav taws xob, koj tuaj yeem xav kom muaj zog tensile xws li 320mpa rau cov hlau hlau mus txog 621 MPa rau cov hlau Alloy. Quality Quality txhais tau tias cov khoom tsis elongate ntau ua ntej mus txog nws lub ntsej muag tawg; Qhov no ua rau nws tiv taus kev poob siab thiab kev co dua li lwm cov ntaub ntawv nrog kev ntsuas siab dua. RHS cov kav yog qhov zoo tagnrho rau cov ntawv thov uas muaj cov qauv kev txhawb nqa muaj zog yog qhov xav tau.
Corrosion Kuj
Corrosion yog qhov teeb meem loj uas cuam tshuam rau ntau yam kev lag luam. Lub AVTM A387 Qib 5 daim hlau yog tsim los tiv thaiv corrosion, ua rau lawv muaj txiaj ntsig zoo hauv kev siv cov ntawv thov. Daim phiaj ua los ntawm cov khoom no yuav tsis xeb, thiab lawv tuaj yeem tiv thaiv cov tshuaj thiab cov acidic ib puag ncig, ua kom lawv ntev ntev.
Nqi -}}}}
Lwm qhov txiaj ntsig zoo ntawm kev siv ASTM A387 Qib 5 daim hlau hauv kev siv cov kev siv yog lawv tus nqi- ua hauj lwm zoo. Daim hlau ua los ntawm cov khoom no feem ntau yog tus nqi -} zoo piv rau lwm cov khoom muaj. Qhov no ua rau nws xaiv qhov tsim nyog rau kev lag luam uas xav tau siab siab- cov ntaub ntawv zoo tab sis muaj kev txhawj xeeb txog lawv cov nyiaj txiag.
Muaj peev xwm
ASTM A387 Qib 5 daim hlau yog ntau yam thiab tuaj yeem siv rau ntau qhov kev siv khoom siv. Los ntawm lub zog tiam rau kev lag luam thauj mus los, cov phiaj no tuaj yeem siv rau hauv ntau yam kev thov vim lawv lub zog siab thiab corrosion tsis kam. Lawv kuj tseem tuaj yeem tuaj yeem moulded rau hauv ntau cov duab thiab cov ntaub ntawv, ua rau lawv muaj ntau yam rau cov ntawv thov kev lag luam.
Ntev -} kav
Thaum kawg, cov AVEM A387 qib 5 daim hlau yog ua los ntawm cov ntaub ntawv ruaj khov thiab tuaj yeem tiv taus huab cua hnyav thiab ib puag ncig. Qhov no txhais tau tias lawv tau ntev - kav, thiab kev lag luam tuaj yeem vam khom lawv kom ua lawv cov haujlwm yam tsis tas yuav hloov.
Tag
Hauv kev xaus, cov AVTM A387 qib 5 daim hlau tau txais txiaj ntsig thiab tseem ceeb rau ntau daim ntaub ntawv muaj kev lag luam. Los ntawm lawv lub zog siab tensile lub zog rau lawv corrosion tsis kam thiab nqi} ua tau zoo, ntau yam, thiab ntev-} kav cov khoom. Raws li kev lag luam txuas ntxiv loj hlob ntxiv, qhov xav tau rau cov khoom tau zoo yuav ua rau muaj qhov tseem ceeb, thiab cov A387 qib 5 daim hlau yuav txuas ntxiv rau cov ntawv thov kev lag luam.
Tau Txais SA387 Daim Ntawv Tshwj Xeeb
Cov FAQ
Q: Dab tsi yog sa 387 cov khoom siv?
A: Lub txiaj ntsig zoo chrome molybdenum alloy steel phaj npaj tshwj xeeb rau kev siv nyob rau hauv weldable carbon hlau ua hauj lwm ntawm ntug dej kub. Ntxiv Molybdenum muab cov khoom siv ntau dua tensile lub zog thiab chromium muab kev txhim kho corrosion.
Q: Dab tsi yog sa387 qib 11 sib npaug?
A: SA 387 GR 11 cov khoom sib npaug yog cov asme sa387 hauv Asmeskas kev lag luam nrog European Union muaj cov qauv hauv 13crmosi5-5 qib. Lub sa 387 gr 11 CL 2 sib npaug cov khoom yog SA387-11-2 ntawm cov asme thiab Astm txheem.
Q: Dab tsi yog qhov sib txawv ntawm sa387 qib 11 chav kawm 1 thiab chav kawm 2?
A: Qhov sib txawv ntawm SA 387 qib 11 chav kawm 1 thiab chav ua si 2 phaj nyob hauv lawv cov khoom siv neeg. Txawm li cas los xij, nkawd ob leeg puav leej muaj cov tshuaj sib xyaw. Lub zog tensile thiab tawm lub zog ntawm chav kawm 2 cov khoom yog siab dua li ntawm chav kawm 1, whereas elongation rau chav kawm 1 yog qhov siab dua piv rau chav kawm 2.
Q: Dab tsi yog qhov ntsuas kub rau SA 387 GR 11?
A: Nyob rau hauv qis kawg ntawm qhov kub thiab txias ntawm qhov ntsuas kub thiab 1150℃f Min tempering kub), thiab surse ft Tempering kub) tau siv. Cov qhab nia no tuaj yeem sau cov chav kawm 1 lossis 2 thiab tseem tuaj yeem muab rau hauv qhov qub & tempered lossis quenched thiab npau taws.
Q: Dab tsi yog sa 387 gr 9 khoom?
A: SA 387 gr 9 yog chromium- molybdenum {}}}} lub sij hawm kev pab ntawm cov chaw kub.
Q: Cov tshuaj lom neeg muaj pes tsawg leeg ntawm 387 gr 22?
A: 22 . 2}}}}}} {%, mangyon (p) 0.03%, thiab carbon (c) 0.1%.
Q: Dab tsi yog cov khoom sib npaug ntawm sa 387 gr 12?
A: SA 387 GR 12 cov ntaub ntawv sib txuam tuaj yeem raug cais raws li ASME SA 387 rau Asmeskas, rau cov neeg European, rau cov neeg European, rau cov European Union, cov lus sib npaug rau cov khoom no yog EN 13CRMO4-5. Nyob rau hauv lub teb chaws Yelemees thiab Askiv, qhov sib npaug qib yog DIN 13CRM044 thiab BS 620B, ntsig txog. Sib nrug ntawm qhov no, cov qib sib npaug rau Fabkis yog afnor 36206 15 CD2.
Q: Dab tsi yog A387 qib 5 sib npaug rau?
A: Lwm cov kev tsim qauv. Lwm cov kev tsim qauv uas muaj sib npaug rau AISI A387 qib 5-PVQ Alloy Hlau muaj xws li cov hauv qab no: ASME SA387 (502)
Q: Dab tsi yog sa 387 gr 5 cov khoom siv?
A: chrome molybdenum alloy steel phaj
Sa387 gr 5 chav kawm 2
Ib qho zoo siab chrome molybdenum alloy steel phaj npaj tshwj xeeb rau kev siv nyob rau hauv weldable carbon hlau ua hauj lwm ntawm ntug dej kub. Ntxiv Molybdenum muab cov khoom siv ntau dua tensile lub zog thiab chromium muab kev txhim kho corrosion.
Ntxiv rau A387 / SA387 thiab lwm cov hlau xaim hluav taws xob raws li qhia hauv qab no, huab cua} {} {cov paib tiv taus}} {cov paib. Yog tias koj nyiam ib qho ntawm cov no, xav tias dawb kom tau txais kev sib cuag nrog peb.
Email:alloy@gneesteelgroup.com
| Lwm Lub Phaj Hlau | ||||
| Lub npe | Khoom | Qhov tshwj xeeb (hli) | Tons yog li tons | Hais txog |
| Tsawg Alloy | Q345A, Q345C, Q345D, Q345E, Q490, Q400C, ss400, SF302GRC, S275NP, 35CRMO | 6 - 350 | 5788.56 | Normalizing, tempered, tswj dov, kub dov, kub dov, kub tshuaj xyuas, thib ob tshuaj xyuas, 3 |
| Siab Hlaws PHAJ | Q245R, Q345R, Q370R, 16mNnnidr, 09mnnidr, 1cr7gr7mr60, SA516GR11, SA387GR12, SA387GR22, P265, P255, P355GHGE, Q245R (r {{{{{{hic), Q345r (r {30} {30} {{ | 3 - 300 | 8650 | Normalizing, tempered, tswj dov, kub dov, kub dov, kub tshuaj xyuas, thib ob tshuaj xyuas, 3 |
| High - lub zog phaj | Wh785d / E, Q960D / E, Q890D / e, WHE, WEBT0D, Q690D, Q690D / E | 8 - 120 | 3086.352 | Quenched thiab tempered |
| Hnav - ion reistant phaj | NM360, NM400, NM450, NM500 | 6 - 150 | 3866.297 | Quenched thiab tempered |
| Choj Phaj | Q235QC, Q345QC, Q370C, Q420qc, Q445QDNH, Q345QDNH, Q34QDNH,}} {} t - 2 | 8 - 200 | 2853.621 | Kub Rolling, Noomized, Kub Rolling Mwj MOV MOV, QUEENED + Toubness thiab Brittleness |
