http://www.4008533.com/
http://www.4008533.com/product.html
http://www.4008533.com/picture.html
http://www.4008533.com/jszl.html
http://www.4008533.com/case.html
http://www.4008533.com/jishu.html
http://www.4008533.com/news.html
http://www.4008533.com/website.html
http://www.4008533.com/contact.html
http://www.4008533.cn
http://www.4008533.cn/product.html
http://www.4008533.cn/picture.html
http://www.4008533.cn/jszl.html
http://www.4008533.cn/case.html
http://www.4008533.cn/jishu.html
http://www.4008533.cn/news.html
http://www.4008533.cn/website.html
http://www.4008533.cn/contact.html
閥座密封面 |
PTFE 、碳素纖維+PTFE 、對位聚苯 | |||
螺柱 螺母 |
35 35CrMoA(B7) 45(2H) |
2Cr13(420) 1Cr18Ni9 1Cr17Ni2(431) | ||
填料 |
V型PTFE、柔性石墨 |