1)standard:GB/T 3274-2007
2)thickness:6-60mm
3)Grade: Q420
4)Supply ability:5000M/T
5)Authentication: ISO9001-2008
1)standard:GB/T1591
2)thickness:6-60mm
3)Width:1500-2500 mm
4)Length:4000-13000 mm
5)Grade: Q420
6)Supply Ability:5000M/T
7We can supply many kinds of material and we can offer different width and length plates according to your requirement.
8)High quality and lower price!
standard | Grade | Chemical Composition(%) | ||||||||||
C≤ | Mn | Si | P≤ | S≤ | Cr | Ni | V | Nb | Ti | Al≥ | ||
GB/T 3274-2007 | Q420B | 0.2 | 1.0-1.7 | 0.55 | 0.04 | 0.04 | 0.04 | 0.4 | 0.7 | 0.02-0.2 | 0.02-0.2 | 0.02-0.2 |
Thickness(mm) | Temperature() | Elongation(%) | Proof Sterss(Mpa) | Tensile Strength(Mpa) | ||||||||
B | 6-60mm | 20 | ≥18 | ≥420 | 520~680 |