時間:2021-07-08
硬質(zhi)合(he)金(jin)閥座(zuo)運(yun)(yun)用(yong)于各種(zhong)(zhong)規格和(he)配置,并能在磨損、腐蝕性(xing)和(he)腐蝕性(xing)條件(jian)下運(yun)(yun)用(yong)。硬質(zhi)合(he)金(jin)冷(leng)擠壓工(gong)藝是(shi)一種(zhong)(zhong)少無(wu)切削(xue)加工(gong)、功(gong)率高耗(hao)費低的金(jin)屬精細成(cheng)形工(gong)藝,運(yun)(yun)用(yong)冷(leng)揉(rou)捏工(gong)藝制(zhi)作金(jin)屬成(cheng)形零件(jian),具有切削(xue)加工(gong)無(wu)與倫(lun)比的...
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