1. Standard according : ASTM B348, ASTM F136, ASTM F67
2. Material : Gr. 1, Gr. 2, Gr.3, Gr. 4, Gr. 5, 6Al4V, Gr. 7, Gr.12
3. Specs: Dia4- 280mm length: 500 to 3300mm
4.Tensile requirements
grade
Tensile strength(min)
Yeild strength(min)
Elongation(%)
ksi
MPa
ksi
MPa
Gr1
35
240
20
138
24
Gr 2
50
345
40
275
20
Gr 3
65
450
55
380
18
Gr 4
80
550
70
483
15
Gr 5
130
895
120
828
10
Gr 7
50
345
40
275
20
Gr 9
90
620
70
438
15
Gr 12
70
438
50
345
18
Available Material Chemical Composition
Element
N
C
H
Fe
O
AI
V
Mo
Ni
Pd
Ti
Type
GR.1
≤0.03
≤0.08
≤0.015
≤0.2
≤0.18
Residual
GR.2
≤0.03
≤0.08
≤0.015
≤0.3
≤0.25
Residual
GR.5
≤0.05
≤0.08
≤0.015
≤0.4
≤0.20
5.5-6.75
3.5-4.5
Residual
GR.7
≤0.03
≤0.08
≤0.015
≤0.3
≤0.25
0.12-0.25
Residual
GR.9
≤0.02
≤0.08
≤0.015
≤0.25
≤0.15
2.5-3.3
2.0-3.0
Residual
GR.12
≤0.03
≤0.08
≤0.015
≤0.3
≤0.25
0.2-0.4
0.6-0.9
Residual