["Schralungsprobleme für Schraussel und Kappen

2019-08-31View Original

Thread Content

,"Eine Anlage besteht aus不锈钢管道，客户要求配螺母AA3 Gr B7和螺栓AA4 Gr Gr 1H。一般这种紧固件采用什么表面处理比较好？镀镍还是热镀锌？我们一般都是采用热镀锌处理的，不知道是否有问题？

Reply #22019-09-07

","如果不进行表面处理，在高温下镀锌后会出问题

Reply #32019-09-12

","关于 der Schralungen von Schralungen mit Nickelierung die材料工程师说，一般没有特殊要求不进行镀锌。 ASTM A11提到镀锌螺栓不应使用在高于649℃的环境下

Reply #42019-09-27

","镀锌螺栓不能用于高温，8楼已经说了

Reply #52019-09-28

","常温防锈，镀锌。耐腐蚀就镀镍，耐硫化氢腐蚀加PTFE。价格从低到高。

Submit a Project

**Looking for Chemical Technology, Equipment & Solutions?** No Registration Required Broader Platform Exposure | Global Chemical Service Provider Connections

Submit Request — Free Consultation

Disclaimer

This is an automated machine translation of the original thread. Some technical terms may have inaccuracies; the original text shall prevail. Click "View Original" at the top right to access the source page, which supports IP-based automatic real-time language translation. Please watch out for contact details and sales inducements to prevent fraud. All content and translations are for reference only, representing solely the poster's personal views. For enquiries, email service@hcbbs.com.

["Schralungsprobleme für Schraussel und Kappen

Thread Content

Submit a Project

Disclaimer

Quick Links