固溶后合金的强度较低，但塑性最好；
The alloy has lower intensity after solution treatment, but the plastic is best.
固溶处理温度对抗拉强度和延伸率有较大的影响。
Solution treatment temperature has a significant impact on the tensile strength and elongation.
结果表明，固溶处理状态下母材氩弧焊时具有较低的冷裂纹敏感性。
The experimental results show that, under solution treatment condition, this alloy has lower cold-crack susceptibility.
结果表明，固溶处理状态下母材氩弧焊时具有较低的冷裂纹敏感性。
The experimental results show that, under solution treatment condition, this alloy has lower cold-crack susceptibility.
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