Alloy Sheet, Strip, and Plate, Corrosion and Heat Resistant Iron Base 20cr 20ni 20co 4mo 4w 4cb
耐腐蚀耐热铁基20cr 20ni 20co 4mo 4w 4cb合金薄板、带材和板材

1982-10-01

Steel Alloy, Corrosion and Heat Resistant, Welded Tubing 32Fe - 21Cr - 20Ni - 20Co - 3Mo - 2.5W - 1.0Cb (Nb) - 0.15N Solution Heat Treated
耐腐蚀耐热钢合金 焊管32Fe-21Cr-20Ni-20Co-3Mo-2.5W-1.0Cb（Nb）-0.15N固溶热处理

2021-11-09

Alloy Sheet and Strip, Corrosion and Heat Resistant Cobalt Base 20Cr 20Ni 4Mo 4W 4Cb
耐腐蚀耐热钴基20Cr 20Ni 4Mo 4W 4Cb合金薄板和带材

1991-10-01

Iron Alloy, Corrosion and Heat-Resistant, Welding Wire, 31Fe - 21Cr - 20Ni - 20Co - 3.0Mo - 2.5W - 1.0Cb - 0.15N, Annealed
铁合金 耐腐蚀和耐热 焊丝 31Fe-21Cr-20Ni-20Co-3.0Mo-2.5W-1.0Cb-0.15N 退火

2021-01-26

Iron Alloy, Corrosion and Heat-Resistant, Sheet, Strip, and Plate 30Fe - 21Cr - 20Ni - 20Co - 3.0Mo - 2.5W - 1.0Cb(Nb) - 0.15N Solution Heat Treated
耐腐蚀和耐热铁合金 薄板、带材和板材30Fe-21Cr-20Ni-20Co-3.0Mo-2.5W-1.0Cb（Nb）-0.15N固溶热处理

2022-01-17

Iron Alloy, Corrosion and Heat Resistant, Covered, Welding Electrodes 31Fe - 21Cr - 20Ni - 20Co - 3.0Mo - 2.5W - 1.0 (Cb + Ta) (Stabilized: Apr 2017)
铁合金 耐腐蚀和耐热 有盖 焊接电极31Fe-21Cr-20Ni-20Co-3.0Mo-2.5W-1.0（Cb+Ta）（稳定:2017年4月）

2017-04-04