ASTM A213/ASME SA213 Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
| Specification | ASTM A213/ASME SA213 Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes |
| Standard | ASTM A213, ASME SA213 |
| Equivalents | EN 10216-2, ASTM A335, GOST 550-75 |
| Materials | T5b, K51545 |
Chemistry Composition of ASTM A213/ASME SA213 T5b, K51545
| C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % |
| 0.15 max | 0.30-0.60 | 0.025 max | 0.025 max | 1.00-2.00 | 4.00-6.00 | 0.45-0.65 |
Mechanical Properties of ASTM A213/ASME SA213 T5b, K51545
| Tensile Strength , MPa | Yield Strength, MPa | Elongation, % | Hardness, HB |
| 415 min | 205 min | 30 min | 179 max |