The results show that certain thickness of the base metal and the regime of heat treatment will increase the peak hydrogen concentration and promote the tendency of disbonding.
结果显示，一定的母材厚度和焊后热处理条件，使熔合线附近氢浓度峰值提高，从而使氢剥离倾向增大。
The low temperature toughness of low temperature steel can be improved effectively by means of adjusting alloy ingredients and modifying heat-treatment regime.
通过调整合金成份和改变热处理制度试验，有效地提高了低温钢的低温韧性。
The expected effects of alloy design may be deteriorated after the alloy is designed if the established operational regime is less appropriate to process technology and heat treatment.
当合金设计出来后， 若加工工艺和热处理制度制定得不当， 也会降低合金设计的预期值。
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