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 | T23, K40712 |
Chemistry Composition of ASTM A213/ASME SA213 T23, K40712
| C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % | V, % | Nb, % | B,% | N, % | Al, % | W, % |
| 0.04-0.10 | 0.1-0.6 | 0.03 max | 0.01 max | 0.5 max | 1.9-2.6 | 0.05-0.3 | 0.2-0.3 | 0.02-0.08 | 0.0005-0.006 | 0.03 max | 0.03 max | 1.45-1.75 |
Mechanical Properties of ASTM A213/ASME SA213 T23, K40712
| Tensile Strength , MPa | Yield Strength, MPa | Elongation, % | Hardness, HB |
| 510 min | 400 min | 20 min | 220 max |