Gangsteel Grade :

A709Gr50W

Specification:

Thickness 8mm-300mm, Width: 1500-4020mm, Length: 3000-27000mm

Standard:

ASTM A709: Standard Specification for Structural Steel for Bridges

Approval By Third Party

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

Classification:

Structural Steel for Bridges

Note:—Type A, B, C the same with A588/ A588M Grade A, B, C.

Element

Chemical , %A

Type A

Type B

Type C

CB

0.19 max

0.20 max

0.15 max

MnB

0.80–1.25

0.75–1.35

0.80–1.35

P

0.04 max

0.04 max

0.04 max

S

0.05 max

0.05 max

0.05 max

Si

0.30–0.65

0.15–0.50

0.15–0.40

Ni

0.40 max

0.50 max

0.25–0.50

Cr

0.40–0.65

0.40–0.70

0.30–0.50

Cu

0.25–0.40

0.20–0.40

0.20–0.50

V

0.02–0.10

0.01–0.10

0.01–0.10

Grade

Thick
mm

Yield
 [MPa]

Min

Tensile [MPa]

Elongtation Min %

reduction

Min

%

HB

Steel Plate

Structural steel

200mm

50mm

200mm

50mm

A709Gr50W

≤100

345Min

485min

18

21

18

21