ASTM A514 Hlau
Siab - lub zog, qis -} alloy (hsla) hlaufeem ntau siv nyob rau hauv cov ntawv thov txheej txheem uas siab zog thiab weldability yog qhov tseem ceeb.
Cov Nta Tseem Ceeb
- Lub zog siab dua: A514 Hlau muaj lub zog siab dua piv rau cov roj carbon cov hlau uas zoo li A36 lossis A572.
- Hwj txwv: Yuav tsum ua tib zoo saib xyuas thaum vuam vim nws lub zog siab.
- Puas Txhob umption - tsis kam: Cov khoom pov thawj zoo tsis kam hnav thiab kev puas tsuaj, ua rau nws haum rau cov ntawv thov.
ASTM A572 Hlau
Siab - lub zog, qis {-} alloy (hsla) qauv qauv hlaudav siv hauv kev tsim kho thiab engineering tej yaam num.
Cov Nta Tseem Ceeb
- Versatility: A572 hlau ntau yam thiab tuaj yeem siv rau hauv cov ntawv thov ntau txheej txheem.
- Cov Kev Tsim Nyog Zoo: Muaj cov qauv zoo thiab machinedability, pub rau yooj yim ntawm cov ntaub thaiv.
- Muaj Zog Muaj Zog: Muab kev ntsuas rau lub zog siab nyob ntawm qib.
Thawj qhov sib txawv
Lub Zog Txheej Txheem
- A514: Paub txog qib siab muaj zog, feem ntau siv hauv hnyav {{{0} Lub Luag Haujlwm Cov Ntawv Thov uas xav tau cov yam ntxwv tshwj xeeb.
- A572: Muab cov qib siab me ntsis rau cov qib siab, feem ntau siv hauv cov ntawv thov kev sib raug zoo uas muaj kev sib npaug ntawm lub zog thiab kev sib luag.
Hwj txwv
- A514: Yuav tsum tau txais kev saib xyuas zoo thaum nws lub zog siab, nws xav tau cov txheej txheem tshwj xeeb kom zam cov teeb meem zoo li cov teeb meem hydrogen.
- A572: Muab cov weldability zoo dua piv rau A514, muaj kev txhawj xeeb tsawg txog vuam nyuaj uas cuam tshuam nrog high- lub zog hlau.
Cov Ntawv Thov
- A514: Feem ntau pom nyob rau hauv kev lag luam xws li mining, siv khoom siv, tshuab siv khoom siv, thiab tub rog cov ntawv thov vim nws lub zog tshwj xeeb.
- A572: Siv dav siv hauv kev tsim kho ntawm cov choj, cov vaj tse, thiab lwm yam kev teeb tsa qhov twg sib npaug ntawm lub zog thiab kev sib npaug yog qhov tseem ceeb heev.
Cov menyuam kawm qib
- A514: Muaj nyob rau qib B, E, F, H, Q, thiab s, txhua qhov muab lub zog tshwj xeeb thiab cov yam ntxwv nyuaj.
- A572: Cov qhab nia muaj xws li A572 Qib 50, 60, 65, thiab 70, nrog rau qib kev kawm sib txawv ntawm cov ntau lub zog thiab cov neeg kho tshuab.
Xaus -} siv kev lag luam
- A514: Siv rau hauv hnyav {{{0} Lub luag haujlwm thov plaub ntug uas thov tshwj xeeb muaj zog thiab kav ntev.
- A572: Feem ntau yog siv rau hauv cov txheej txheem txheej txheem qhov twg ob lub zog thiab ductility yog qhov kev txiav txim tseem ceeb.
Thaum ob qho tib si Astm A514 thiab A572 yog categorized li siab- Cov hom phiaj sib txawv raws li lawv cov yam ntxwv muaj zog, thiab cov ntawv thov Wardability, thiab cov ntawv thov Wardability, thiab cov ntawv thov Wardability, thiab cov ntawv thov Wardability. Nkag siab cov kev sib txawv no yog qhov tseem ceeb heev rau kev xaiv cov khoom siv uas tsim nyog tshaj plaws rau cov kev cai muab.
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Cov FAQ
Q: Dab tsi yog ASTM A514 qib b?
A: ASTM A514 Qib B yog qhov quenched thiab tempered alloy steel phaj rau cov ntawv thov muaj kev tsim muaj zog ua ke nrog kev ua kom zoo thiab tawv. A544 Qib B muaj qhov tsawg kawg los lub zog ntawm 100 ksi [690 MPA] thiab tej zaum yuav tau them nyiaj ntxiv rau cov nqi ntxiv.
Q: Dab tsi yog A514 qib sib npaug?
A: Lwm cov kev tsim qauv uas sib npaug rau AISI A514 Qib F Alloy Steel suav nrog cov hauv qab no: ANTM A514 (F) ATTM A517 (F)
Q: Dab tsi yog A572 qib steel?
A: A572 Qib 42, 50, 55, 60, 65 Cov Phiaj Hlau Steel {}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}
ASTM A572 Steel phaj yog cov qib nrov ntawm high- muaj zog {}} alloy (hsla) steel uas feem ntau yog siv rau cov ntawv thov txheej txheem. A572 steel muaj cov tshuaj alloys uas ua rau cov khoom siv tawv tawv thiab muaj peev xwm ua rau cov qib steel nrog cov ntawv sib xyaw zoo sib xws.
Q: Dab tsi yog A572 gr 50 sib npaug?
A: S355J2
Carbon Hlau Qib Sib Xws
Q: Puas yog A572 tib yam li A36?
A: Ib sab ntawm ob qho tib si tau dav - siv qib, A572 thiab A36 sib txawv zoo hauv lawv lub zog, tshuab luam ntawv thiab muaj pes tsawg leeg. Cov kev sib txawv no tuaj yeem cuam tshuam rau cov neeg yuav txiav txim siab ntawm cov khoom siv los siv hauv lawv qhov project.
Q: yog A572 steel corrosion resistant?
A: Los tsim A572 cov hlau, hlau ua ke nrog cov roj carbon, mangles, phosphorus, sulfur, thiab silicon. Cov hlau ua kom muaj zog dua, ua kom nruj dua, thiab ntau dua corrosion - tiv taus tom qab ntxiv ntawm cov khoom sib xyaw.
| 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 |







