ISO 10446:1990/Amd 1:1991 Welding - All-weld metal test assembly for the classification of corrosion-resisting chromium and chromium-nickel steel covered arc welding electrodes
1990ISO 10446:1990/Amd 1:1991 Welding - All-weld metal test assembly for the classification of corrosion-resisting chromium and chromium-nickel steel covered arc welding electrodes
1990ISO 10446:1990 Welding; all-weld metal test assembly for the classification of corrosion-resisting chromium and chromium-nickel steel covered arc welding electrodes