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高速鋼怎么焊接才不退火? |
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點(diǎn)評(píng)
話說(shuō)我常焊淬火鋼來(lái)著,沒(méi)有退火的情況。
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小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
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