ASTM A333 Gr.11 seamless steel pipe specification covers wall seamless and welded carbon and alloy steel pipe intended for use at low temperatures. The pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation. All seamless and welded pipes shall be treated to control their microstructure.
ASTM A333 Gr.11 seamless steel pipe Chemical Requirements
| Element | Composition, % |
| Carbon, max | 0.10 |
| Manganese | 0.60 max |
| Phosphorus, max | 0.025 |
| Sulfur, max | 0.025 |
| Silicon | 0.35 max |
| Nickel | 35.0-37.0 |
| Chromium | 0.50 max |
| Molybdenum, max | 0.50 max |
| Cobalt | 0.50 max |
ASTM A333 Gr.11 seamless steel pipe Mechanical Properties
| psi | MPa | |
| Tensile strength, min | 65000 | 450 |
| Yield strength, min | 35000 | 240 |
ASTM A333 Gr.11 Seamless Steel Pipe Application:
Low temperature steel pipe applies to petroleum, chemical industry, electric power, boiler, high temperature resistant, low temperature resistant, corrosion resistant part.
ASTM A333 Gr.11 Seamless and Welded Steel Pipe size for Low-Temperature Service:
Outer Dimensions: 19.05mm – 114.3mm
Wall Thickness:2.0mm – 14 mm
Length: max 16000mm
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