不锈钢毛细管壁厚要匀称、內外表层缺点少;要配备外表层打磨抛光及内螺纹缺点清除机器设备，复查与一般冷拔钢管对比，口径冷拉精密无缝管生产制造提升了热扎毛管酸洗钝化复查工艺流程，主要是要确保毛管外表层无伸缩、裂痕等缺点，清除掉内表层存有伸缩、比较严重画线、表面等缺点的毛管。

　　BUXIUGANGMAOXIGUANZAIQUANBUDELENGBAGANGGUANSHENGCHANZHIZAOZHONGSHISHIFENGUANJIANDEGONGYILIUCHENG，CUIHUOPINZHIDEYOULIEJIYINGXIANGWUFENGGANGGUANDETEXINGYEYINGXIANGXINHUIDEXIAOCHU，BUXIUGANGMAOXIGUANBIXUPEIBEIWUKONGQIYANGHUAMINGLIANGCUIHUOLUJIQISHEBEI，SUANXIDUNHUAGAOJINGMIWUFENGGUANZAIYANSUANSUANXIDUNHUAQUANGUOCHENGZHONGFEICHANGRONGYICHANSHENGYIFe2O3、Fe3O4ZHUDAODE“HEIZHA”，ZAISHIHOUSHENGCHANZHIZAOZHONGCHANSHENGBIAOCENGHEISEBAN。

　　BUXIUGANGMAOXIGUANDERUNHUAYINGQUYONGHUANYANGSHUZHIZUORUNHUAYE，ZHEILEIRUNHUAYULINHUACHULIJIARUNHUA(ZAOJIAO)DUIBIYOUXIANZHUDECHABIE，BAZHICHUQUDEWUFENGGANGGUANZHANXIANTIECHANGGUIDEYUANSE，BUJINYOUGAODEGUANGHUADUYOUYOULENGZHAGUANYIYANGDEHAOKANWAIXINGYANSE。