ASTM A213 T24 Grades containing the letter H in their designation have requirements different from those of similar grades not containing the letter H.
ASTM A209 Through A213
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Chemical Composition(%) for ASTM A213 T24 Low Alloy Steel
UNS Designation | K30736 |
Carbon | 0.05–0.10 |
Manganese | 0.30–0.70 |
Phosphorus | 0.02 |
Sufur | 0.01 |
Silicon | 0.15–0.45 |
Nickel | … |
Chromium | 2.20–2.60 |
Molybdenum | 0.90–1.10 |
Vanadium | 0.20–0.30 |
Boron | 0.0015–0.007 |
Niobium | … |
Nitrogen | 0.012 |
Aluminum | 0.02 |
Tungsten | … |
Other Elements | Ti 0.06–0.10 |