
ASTM A213 T5 Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes.
ASTM A213 T5 Grades containing the letter H in their designation have requirements different from those of similar grades not containing the letter H.
| UNS Designation | K41545 |
| Carbon | 0.15 |
| Manganese | 0.30–0.60 |
| Phosphorus | 0.025 |
| Sulfur | 0.025 |
| Silicon | 0.5 |
| Nickel | … |
| Chromium | 4.00–6.00 |
| Molybdenum | 0.45–0.65 |
| Vanadium | … |
| Boron | … |
| Niobium | … |
| Nitrogen | … |
| Aluminum | … |
| Tungsten | … |
| Other Elements | … |
| Tensile strength(min) | 415Mpa |
| Yield strength(min) | 220Mpa |
| Elongation | 30% |
| Delivery condition | annealed |
Packing: