6085| 13
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45号钢调质后,焊接于辊子轴头俩端(20号钢管),还需不需要退火处理 |
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点评
这种轴头很少用45#,因为45#焊接性能不好!
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小黑屋|手机版|Archiver|机械必威体育网址 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
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