steel Grade :

SA572 Grade 55

Specification:

Thickness 8mm-200mm, Width: 1500-4020mm, Length: 3000-27000mm

Standard:

ASTM SA572Standard Specification for High-Strength Low-Alloy Columbium-Vanadium Structural Steel

Approval By Third Party

ABS, DNV, GL, CCS, LR , RINA, KR, TUV, CE

Classification:

Normalized rolled weldable fine grain structural steels

SA572 Grade 55 Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

V

Ni

Co

SA572 Grade 55

0.25

0.4

1.35

0.04

0.05

0.06

0.015

0.05

Grade

Thickness(mm)

Min Yield (Mpa)

Tensile(MPa)

Elongation(%)

SA572 Grade 55

8mm-50mm

380Mpa

485Mpa

20%

50mm-200mm

380Mpa

485Mpa

17%

The min impact energy is longitudinal energy