精 密 管 2016-09-27 精密管无缝钢管精 密 管 编辑标准GB/T3639 GB/T8713
精密管DIN2391-2HK15-2000
小口径精密管用途 用于制造机械结构、液压设备、汽车零件,钢筋套筒。常用材质
常用材质为10#、20#、35#、45#、20cr、40Cr、20CrMo﹑16mn﹑27simn﹑304﹑201﹑310s﹑优质碳素结构钢。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/e7cd7b899e510fb3cc08530fcb33c895d1430c10?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8326cffc1e178a82662d5b38e403738da977e811?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/63d0f703918fa0ec04d74095349759ee3d6ddb11?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/42166d224f4a20a4510e185f82529822720ed011?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/5243fbf2b2119313f253db2877380cd791238d11?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
精密管特点
特点
1.外径更小。
2.精度高可做小批量生产。
3.冷拔成品精度高,表面质量好。
4.钢管横面积更复杂。
5.钢管性能更优越,金属比较密。