Q355B (GB / T 1591-2018)yog cov qauv steel hlau hauv Suav teb, paub txog nws lub zog siab thiab cov khoom siv zoo.
Thoob Ntiaj Teb Sib Xws
Tebchaws Asmeskas:
ASTM A572 Qib 50 yog qhov ze sib npaug
Teb chaws Europe:
EN 10025-2 S355J2-steel_4448.html target=_blank class=infotextkey>S355jr lossis S355j2 yog European sib txig rau Q355b, paub txog lawv cov weldability zoo thiab muaj zog.
Nyiv:
JIS G310 SM490 muaj kev sib xws rau Q355b hauv Nyij Pooj, muab lub zog zoo thiab muaj zog rau cov qauv txheej txheem.
Is Nrias teb:
Puas yog 2062 E350 lossis yog 8500 FE 570 yog Indian cov qauv uas tuaj yeem suav hais tias yog sib npaug rau cov ntawv thov txheej txheem hauv Is Nrias teb.
Lwm cov qhab nia sib npaug
Australia / New Zealand:
AS / NZS 3678 Qib 350 yog qhov sib npaug rau Q355B, lub rooj sib tham hlau yuav tsum tau hauv Australia thiab New Zealand.
Cov Lus Cim Ntxiv:
Thaum xaiv cov khoom sib npaug rau Q355B, nws yog qhov tseem ceeb los xav txog cov khoom siv xws li xws li kev sib xyaw ua ke thiab ua raws li cov qauv thiab cov ncauj lus tshwj xeeb.
Q355B
|
Lub ntsiab siv tshuaj rau lub ntsiab ntawm Q355B |
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|
C |
Si |
Mn |
P |
S |
Cr |
Ni |
CU |
N |
|
0.24 |
0.55 |
1.60 |
0.035 |
0.035 |
0.30 |
0.30 |
0.40 |
0.012 |
|
Cov Cuab Yeej Cuab Yeej Rau Q355B Hlau Phaj |
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|
|
Tuab (mm) |
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|
Yield zog (loj dua los yog sib npaug rau MPa) |
T tsawg dua los yog sib npaug rau 16 |
16<> |
40<> |
63<> |
80<> |
100<> |
150<> |
200<> |
|
355 |
345 |
335 |
325 |
315 |
295 |
285 |
275 |
|
|
Tensile lub zog (mpa) |
T tsawg dua lossis sib npaug rau 100 |
100<> |
150<> |
250<> |
||||
|
470-630 |
450-600 |
450-600 |
- |
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Cov FAQ
Q: Dab tsi yog cov khoom siv Q355B?
A: Q355B sib npaug cov khoom siv ootm
ASTM A572 Qib 50 yog cov qauv steel nrog lub zog siab thiab cov ntsiab lus tsawg uas tau siv dav hauv cov txheej txheem txheej txheem. Ob Q355B thiab ASTM A572 Qib 50 muaj tsawg kawg lub zog lub zog ntawm 355 MPa (50 ksi) thiab muaj cov khoom siv txawv txawv.
Q: Dab tsi yog qhov txawv ntawm Q345 thiab Q355B?
A: Q345B thiab Q355B yog ob tus qauv sib txawv, thiab lawv cov khoom sib txawv muaj nyob hauv cov choj, tsheb, cov nkoj loj, cov khoom siv siab, khoom siv tshwj xeeb, thiab lwm thaj teb.
Q: Qhov sib txawv ntawm A36 thiab Q355 yog dab tsi?
A: A36 thiab Q355B yog ob lub teeb xim qib, tab sis A36 yog tus qauv Asmeskas laus (ASTM A36) thaum Q355B yog ib qho tshiab ntawm Suav txheem. Q355B feem ntau muaj lub zog siab dua thiab muaj peev xwm ua tau zoo hauv qee cov ntawv thov, tshwj xeeb tshaj plaws hauv lub sijhawm uas xav tau.
Q: Dab tsi yog cov qauv Indian sib npaug ntawm Q355B?
A: Is Nrias teb: yog 2062 E350 lossis yog 8500 FEANITS uas tuaj yeem suav hais tias yog sib txig sib luag rau hauv cov txheej txheem kev siv hauv Is Nrias teb.
Q: Qhov European yog qhov sib npaug ntawm Q35B steel?
A: S355JR Cov Hlau los ntawm European British Steel txheem BS En10025-2 Tsawg Tag Nrho Cov Zog Loj Loj Cov Hlau. Ob lub steel cov ntaub ntawv Q355b thiab S3555B thiab S3555b yog sib npaug hauv cov tshuaj muaj tshuaj lom thiab cov methincal cov khoom ntawm cov ntaub ntawv sib piv hauv qab no.
Q: Dab tsi yog qhov sib txawv ntawm q355b thiab q235b?
A: Cov tshuaj sib txawv: Q235b muaj cov pa roj carbon (c) tsawg dua lossis sib npaug lossis sib npaug lossis sib npaug lossis ntau dua lossis sib npaug lossis sib npaug) (hauv Q355b muaj ntau dua lossis sib npaug) (c) tsawg dua lossis sib npaug 0.20%, manganese (mn) tsawg dua los yog sib npaug rau 1.50%, phosphorus (p) tsawg dua lossis sib npaug ntawm 0.030%.
Q: Dab tsi yog q355b sib npaug rau jis cov khoom?
A: Q355 Cov ntaub ntawv sib npaug
Q355 tuaj yeem hloov nrog cov ntaub ntawv sib npaug, suav nrog A572 Qib 50 Tebchaws ATA ASTM, Q355 Tuam Tshoj GB / T, thiab Spfc 590 Jis.
| 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 |
