English Name:Welding and allied processes - Recommendations for joint preparation - Manualmetal-arc welding, gas-shielded metal-arc welding, gas welding, TIG welding and beam welding of steels.
The behaviors of desulphidation during manualmetalarc welding have been studied by means of experimental and theoretical analysis.
通过试验和理论分析，研究了手弧焊熔渣冶金脱硫行为。
3
The national standard is suitable for welded joint of carbon steel and low alloy steel with gas welding (being used for sheet metal), manualarc welding and gas - shielded welding.