一种复合微合金化焊丝用钢及其制备方法
一种复合微合金化焊丝用钢及其制备方法

申请号:

2013102142869
参考价格:面议

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摘要:

本发明提供一种复合微合金化焊丝用钢及其制备方法,其特征在于钢的化学成分为(重量百分比):0.06%≤C≤0.15%,0.81%≤Si≤1.15%,1.40%≤Mn≤1.85%,0.08%≤Ni≤0.15%,0.05%≤Cr≤0.15%,0.05%≤Mo≤0.15%,0.008%≤Ti≤0.012%,0.006%≤V≤0.030%,0.015%≤Nb≤0.025%,0.0005%≤B≤0.0030%,S≤0.025%,P≤0.025%,O≤0.005%,余量为Fe;采用转炉—钢包底吹氩—LF精炼—全保护连铸—热轧—STELMOR冷却制备流程。本发明的复合合金化不仅有利于细化熔滴、稳定电流,提高焊缝质量,而且有助于提高焊缝强度。

详细介绍

本发明提供一种复合微合金化焊丝用钢及其制备方法,其特征在于钢的化学成分为(重量百分比):0.06%≤C≤0.15%,0.81%≤Si≤1.15%,1.40%≤Mn≤1.85%,0.08%≤Ni≤0.15%,0.05%≤Cr≤0.15%,0.05%≤Mo≤0.15%,0.008%≤Ti≤0.012%,0.006%≤V≤0.030%,0.015%≤Nb≤0.025%,0.0005%≤B≤0.0030%,S≤0.025%,P≤0.025%,O≤0.005%,余量为Fe;采用转炉—钢包底吹氩—LF精炼—全保护连铸—热轧—STELMOR冷却制备流程。本发明的复合合金化不仅有利于细化熔滴、稳定电流,提高焊缝质量,而且有助于提高焊缝强度。


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一种高强度高过滤通量铜合金材料的制备方法

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一种高强度高过滤通量铜合金材料的制备方法


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2022-01-05
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