航空q355b合金钢管的冷加工制管工艺

　　BENFAMINGSHEJIYIZHONGHANGKONGq355bHEJINGANGGUANZHIGUANGONGYI，TEBIESHEJIYIZHONGHANGKONGq355bHEJINGANGGUANDELENGJIAGONGZHIGUANGONGYI。

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　　YINCI，XUYAOYIZHONGGENGKEXUEDEHANGKONGq355bHEJINGANGGUANZHIZAOGONGYI，BUXUYAODUIGUANPIJIAREHOUJINXING CHUANKONG，BAOZHENGGUANPIDELIHUAXINGNENG，BUCUNZAIJIAGONGQUEXIAN，TIGAOPIGUANHEGELV，BUCHANSHENGGUTI YIWAIDEFEILIAO，YOULIYUHUANJINGBAOHU。

　　JIANYUCI，BENFAMINGDEMUDESHITIGONGYIZHONGHANGKONGq355bHEJINGANGGUANDELENGJIAGONGZHIGUANGONGYI，BUXUYAO DUIGUANPIJIAREHOUJINXINGCHUANKONG，BAOZHENGGUANPIDELIHUAXINGNENG，BUCUNZAIJIAGONGQUEXIAN，TIGAOPIGUANHE GELV，BAOZHENGLEPIGUANDEZHILIANG，BUCHANSHENGGUTIYIWAIDEFEILIAO，YOULIYUHUANJINGBAOHU。

　　BENFAMINGDEHANGKONGq355bHEJINGANGGUANDELENGJIAGONGZHIGUANGONGYI，BAOKUOPIGUANZHIZAOGONGYI、RECHULIGONGYIHEJIAOZHIGONGXU，SUOSHUPIGUANZHIZAOGONGYIBAOKUOCHUANKONG、DATOU、TUYOUHEDUODAOCILENGYAGONGYI，SUOSHUCHUANKONGCAIYONGJICHUANGZUANKONGJIAGONGDEFANGSHI。