Gr5 forging round bar
Material:GR5,GR23
Specification: dia 30mm--135mm*3000mm
Standard: ASTM B348
Material:GR5,GR23
Specification: dia 30mm--135mm*3000mm
Standard: ASTM B348
Chemical requirements:
|
N
|
C
|
H
|
Fe
|
O
|
Al
|
V
|
Pa
|
Mo
|
Ni
|
Ti
|
|
|
Gr 1
|
0.03
|
0.08
|
0.015
|
0.20
|
0.18
|
/
|
/
|
/
|
/
|
/
|
bal
|
|
Gr 2
|
0.03
|
0.08
|
0.015
|
0.30
|
0.25
|
/
|
/
|
/
|
/
|
/
|
bal
|
|
Gr 3
|
0.05
|
0.08
|
0.015
|
0.30
|
0.35
|
/
|
/
|
/
|
/
|
/
|
bal
|
|
Gr 4
|
0.05
|
0.08
|
0.015
|
0.50
|
0.40
|
/
|
/
|
/
|
/
|
/
|
|
|
Gr 5
|
0.05
|
0.08
|
0.015
|
0.40
|
0.20
|
5.5~6.75
|
3.5~4.5
|
/
|
/
|
/
|
bal
|
|
Gr 7
|
0.03
|
0.08
|
0.015
|
0.30
|
0.25
|
/
|
/
|
0.12~0.25
|
/
|
/
|
bal
|
|
Gr 9
|
0.03
|
0.08
|
0.015
|
0.25
|
0.15
|
2.5~3.5
|
2.0~3.0
|
/
|
/
|
/
|
bal
|
|
Gr12
|
0.03
|
0.08
|
0.015
|
0.30
|
0.25
|
/
|
/
|
/
|
0.2~0.4
|
0.6~0.9
|
bal
|