ASTM A213/ASME SA213 Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
Chemical Composition of ASTM A213 T12 Alloy Steel Pipes
| C % | Mn % | P % | S % | Si % | Cr % | Mo % |
| 0.05-0.15 | 0.30-0.61 | 0.025 max | 0.025 max | 0.50 max | 0.80-1.25 | 0.44-0.65 |
Mechanical Properties of ASTM A213 T12 Alloy Steel Pipes
| Tensile Strength, Mpa | Yield Strength, MPa | Elongation, % | Hardness, HB |
| 415 min | 220 min | 30 min | 163 max |