ASTM A106
ASTM A106 – Seamless Carbon Steel Pipe for High-Temperature Service Chemical Compositions (max%) Grade C Mn P S Si Cr Cu Mo Ni V A 0.25 0.27-0.93 0.035 0.035 ≥0.10 0.40 0.40 0.15 0.40 0.08 B 0.30 0.29-1.06 0.035 0.035 ≥0.10 0.40 0.40 0.15 0.40 0.08 C 0.35 0.29-1.06 0.035 0.035 ≥0.10 0.40 0.40 0.15 0.40…