...热处理工艺参数；钢管性能 [gap=831]Key words： Steel tube; Protective atmosphere heat treatment; Atmosphere type; Heat treatment process parameters; Steel tube performance..
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用焊接热模拟方法确定了焊后热处理工艺参数。
The technological parameter of post-welded heat-treatment is determined by welding thermal simulation test.
因此，必须考虑其影响来综合制订热处理工艺参数。
We must determine the heat-treatment technical parameters, according to its influence.
确定了2a70铝合金预拉伸厚板的热处理工艺参数。
The heat treatment production institutions of 2a70 aluminium alloy pre-stretching plate are determined.
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