數控龍門加工中心的制造材料
數控龍門加工中心鑄(zhu)(zhu)(zhu)件(jian)的(de)材料鑄(zhu)(zhu)(zhu)件(jian)的(de)材料不(bu)同(tong)(tong),鑄(zhu)(zhu)(zhu)造收(shou)縮(suo)率(lv)也不(bu)同(tong)(tong)。例如,鑄(zhu)(zhu)(zhu)鋼(gang)的(de)收(shou)縮(suo)率(lv)比灰鑄(zhu)(zhu)(zhu)鐵(tie)大;灰鑄(zhu)(zhu)(zhu)鐵(tie)中硫多(duo)時(shi),收(shou)縮(suo)率(lv)增大,硅多(duo)時(shi)收(shou)縮(suo)率(lv)減小。鑄(zhu)(zhu)(zhu)件(jian)優先......更(geng)多(duo)
2021-04-29