ASTM A572 suav nrog tsib qib, txhua tus muaj lub zog tshwj xeeb tshaj tawm: Qib 42 (300 MPa), Qib 50 (345 MPa), Qib 55 (380 MPa), Qib 60 (415 MPa), thiab Qib 65 (450 MPa).
ASTM A572 Qib 42|A572 Gr.42|A572Gr42 steel phaj
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Gnee steel qib: |
a572g 42 |
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Specification: |
Thickness 8mm-200mm, Dav: 1500-4020mm, Ntev: 3000-27000mm |
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Txheem: |
ASTM A572 Standard Specification rau High-Strength Low-Alloy Columbium-Vanadium Structural Steel |
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Pom zoo los ntawm Third Party |
SGS |
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Kev faib tawm: |
Normalized dov weldable zoo grain structural steels |
Gnee steel yog tshwj xeeb hauv kev muab ASTM steel phaj hauv A572 Qib 42. Yog xav paub ntxiv ntawm A572 Qib 42 steel phaj, thov xyuas lawv hauv qab no:
Tshuaj muaj pes tsawg leeg % ntawm cov khoom tsom xam ntawm qib A572 Qib 42 .
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A572Gr42 tshuaj muaj pes tsawg leeg |
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Qib |
Cov ntsiab lus Max (%) |
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C |
Si |
Mn |
P |
S |
V |
Ni |
Co |
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A572 Gr.42 |
0.21 |
0.4 |
1.35 |
0.04 |
0.05 |
0.06 |
0.015 |
0.05 |
Mechanical zog ntawm qib A572 Qib 42
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Qib |
Thickness (hli) |
Tsawg-yield (Mpa) |
Tensile (MPa) |
Elongation (%) |
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A572 Gr.42 |
8mm-50mm |
290 Mpa |
415 Mpa |
24% |
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50mm-200mm |
290 Mpa |
415 Mpa |
20% |
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Lub min cuam tshuam lub zog yog longitudinal zog |
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Qib sib npaug ntawm qib A572 Qib 42
Q355B
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Tuam Tshoj |
Is Nrias teb YOG |
Askiv BS |
Sweden MNC |
Belgium NBN |
Teb chaws Europe EN |
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Q355B |
FE 410 WC |
43 EEU |
SS 14, 14, 01 |
AW 295 DD |
S275 J2G3 Fe430 D 2 S275 NL |
