SM490A Hlauyog kwv yees sib npaug rau ASTM A572 qib 50 nyob rau qib ntawm nws cov khoom thiab kev siv.
Sm490a
|
Sm490aTshuaj Muaj Tshuaj |
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|
Teem nqi |
Lub caij max (%) |
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|
C |
Si |
Mn |
P |
S |
CU (min) |
|
|
Sm490a |
0.20-0.22 |
0.55 |
1.65 |
0.035 |
0.035 |
- |
|
Teem nqi |
Sm490aCov Cuab Yeej Cuab Yeej Cuab Yeej |
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Qhov tuab |
Pub |
Lub tensile |
Elongation |
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|
Sm490a |
lub hli |
Min MPa |
MPa |
Min% |
|
t tsawg dua los yog sib npaug rau 16 |
325 |
490-610 |
17 |
|
|
16<> |
295-315 |
490-610 |
23 |
|
SM490A Hlau thiab ASTM A572 Qib 50
Nov yog qee cov ntsiab lus ntxaws ntxaws hais txog kev sib txig sib luag ntawm SM490A hlau thiab ASTM A572 Qib 50:
1. Tshuaj lom neeg:
-} Ob sM490A cov hlau A572 xws li cov pa roj carbon, mangle, sioson, phosphorus, thiab cov kab ntawm cov khoom siv alloy.
2. Cov Khoom Siv Kho Tshuab:
- Yam tsawg kawg yog los lub zog ntawm SM490A hlau yog 325 MPa, uas yog piv rau qhov tsis muaj zog ntawm Astm A572 Qib 50.
- Cov ntaub ntawv muaj cov khoom zoo tensile cov khoom, nrog SM490A Mpa thiab A572 Qib 50 muaj qhov tsawg kawg tensile lub zog ntawm 450 mpa.
3. Daim Ntawv Thov:
- SM490A hlau thiab ASTM A572 Qib 50 feem ntau siv hauv kev tsim kho vaj tse, thiab lwm yam kev siv tshuab, thiab weldility.
4. Cov Qauv:
{{0- Thaum SM490A Hlau Adheres Rau Cov Qauv Japanese
5. Cov Txheej Txheem Sib Raug:
- Ob cov khoom tau txiav txim siab siab -}}}}}}}} all all, durability, thiab lub zog yog qhov tseem ceeb.
6. Weldability:
- SM490A hlau thiab ASTM A572 Qib 50 Kev Pom Zoo Weldability Weltitication thiab Vuam Hauv Ntau Cov Ntawv Thov.
Hauv kev xaus, thaum SM490A hlau thiab ASTM A572 qib 50 yuav tsis yog qhov ua tau zoo rau cov khoom siv tshwj xeeb vim lawv cov tshuab ua kom zoo sib xws thiab haum rau cov hom phiaj engineering.
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Cov FAQ
Q: Dab tsi yog SM490 cov khoom siv?
A: SM490 yog dov hlau rau welded qauv. S Sawv cev hlau thiab m sawv cev vuam . 400 tseem yog qhov qis qis tensile lub zog ntawm 400Mpa thiab cuam tshuam ntawm 0 degree. SM490 tau muab faib ua peb theem: Sm490A, SM490B thiab SM490C.
Q: Dab tsi yog ASTM sib npaug ntawm SM490 hlau?
A: ASTM A572 Qib 50
SM490A hlau yog kwv yees sib npaug rau ASTM A572 qib 50 nyob rau qib ntawm nws cov khoom thiab kev siv.
Q: Dab tsi yog cov khoom ntawm SM490 hlau?
A: Tensile lub zog: yam tsawg kawg 490 MPa (MegapScals). Tos lub zog: Feem ntau ntau dua lossis sib npaug rau 325 MPa (sib txawv me ntsis los ntawm qib). Kev Txiaj Ntsig: Kwv yees li 17-21% (ntsuas tshaj li 50 hli gauge ntev), qhia txog qhov ua kom zoo nkauj), qhia txog kev ua siab loj. Kev Cuam Tshuam Cov Khoom Siv Bougness: SM490A: Tsis muaj Charpy qhov kev xav tau.
Q: Dab tsi yog sm490a khoom siv?
A: SM490a vuam qauv steel phaj uas haum rau cov vaj tse zoo nkauj, cov tsheb hlau, cov nkoj, nws yog los ntawm 6 hli mus rau 300 hli.
| 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 |
