抄録
After welding miscellaneous aluminum alloys (3S, 52S, 24S and 61S) with the argon are welding machine (15KW. max. 800amp.) made by Miller Co., Ltd., U. S. A., we are going to report the experimental results; the differences of mechanical properties, structure and strain affected by heat in Welded part between argon are welding and oxy-acetylene gas welding.
