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ASTM A333 Gr3, A333Gr6 seamless mild steel pipe/tube
Dimension:
Wall thickness: 2mm-40mm
out diameter: 25mm-600mm
Length: 6000MM, 9000MM, 12000MM or as customer's request
Heat treatment: Hot Rolled, Cold Rolled or Cold Drawn
| ASTM A333 Grade | Minimum Impact temperature °F | Minimum Impact temperature °C |
| Grade 1 | -50 | -45 |
| Grade 3 | -150 | -100 |
| Grade 4 | -150 | -100 |
| Grade 6 | -50 | -45 |
| Grade 7 | -100 | -75 |
| Grade 8 | -320 | -195 |
| Grade 9 | -100 | -75 |
| Grade 10 | -75 | -50 |
Grade | Tensile Strength(MPa) | Yield Strength(MPa) | Elongation(%) | ||
longitudinal | Transverse | ||||
ASTM A333 Standard specification for seamless and welded steel pipes for low temperature service | Grade 1 | ≥380 | ≥205 | ≥35 | ≥25 |
Grade 3 | ≥450 | ≥240 | ≥30 | ≥20 | |
Grade 4 | ≥415 | ≥240 | ≥30 | ≥16.5 | |
Grade 6 | ≥415 | ≥240 | ≥30 | ≥16.5 | |
Grade 7 | ≥450 | ≥240 | ≥30 | ≥22 | |
Grade 8 | ≥690 | ≥515 | ≥22 | ||
Grade 9 | ≥435 | ≥315 | ≥28 | ||
Grade 10 | ≥550 | ≥450 | ≥22 | ||
Grade 11 | ≥450 | ≥240 | ≥18 | ||