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Spec: ASTM B338/ASME SB338, ASTM B861/ASME SB861 & DIN17861

Material: Gr.1 Gr.2 Gr.3 Gr.7 Gr.9 Gr.11 Gr.12 Gr.16 Gr.17

Sizes range: OD 
1.5-219mm, WT 0.3-8.0mm, Length≤18000mm

Grade Tensile Strength,min Yield Stremgth,0.2%offset Yield Elongation in
2 in.or 50mm,
Min.%
Ksi Mpa Min. Max.
Ksi Mpa Ksi Mpa
1 35 240 20 138 45 310 24
2 50 345 40 275 65 450 20
3 65 450 55 380 80 550 18
5 130 895 120 828     10
7 50 345 40 275 65 450 20
9A 90 620 70 483     15C
9B 125 860 105 725     10
11 35 240 20 138 45 310 24
12 70 483 50 345     18C
16 50 345 70 275 65 450 20
17 35 240 20 138 45 310 24