Professional China Supplier for Low Temperature Seamless Steel Pipes ASTM333
- Standard: ASTM A333
- Size: 1/2"~24"
- Wall Thickness: SCH10~XXS
- Pipe End: Plain end below 2", Beveled end above 2", End-Protection by Plastic Caps.
- Surface: Oil-Coating, Varnish.
- Packing: In bundles wrapped by water-proof cloth or loose in bulk.
Chemical Composition and Mechanical Property For ASTM A333
Steel Grade Chemical Composition Mechanical performance
C(Max) Si Mn P(Max) S(Max) Ni Tensile strength(Min) Yield Strength
(Min)
psi Mpa psi Mpa
Grade 1 0.3 0.4-1.06 0.025 0.025 55000 380 30000 205
Grade 3 0.19 0.18-0.37 0.31-0.64 0.025 0.025 3.18-3.82 65000 450 35000 240
Grade 4 0.12 0.08-0.37 0.5-1.05 0.025 0.025 0.47-0.98 60000 415 35000 240
Grade 6 0.3 0.10(Min) 0.29-1.06 0.025 0.025 60000 415 35000 240
Grade 7 0.19 0.13-0.32 0.90(Max) 0.025 0.025 2.03-2.57 65000 450 35000 240
Grade 8 0.13 0.13-0.32 0.90(Max) 0.025 0.025 8.4-9.6 100000 690 75000 515
Grade 9 0.2 0.4-1.06 0.025 0.025 1.6-2.24 63000 435 46000 315
Grade 10 0.2 0.1-0.35 1.15-1.5 0.035 0.015 0.25(Max) 80000 550 65000 450
Grade 11 0.1 0.35(Max) 0.6(Max) 0.025 0.025 35-37 65000 450 35000 240
Steel Grade Impact Temperature Requirement For ASTM A333
ºF ºCGrade 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 -60
Grade 11 -320 -195
