韩国一区二区视频,黄色不卡一区,久久天堂av综合合色,中文字幕日韩专区

Welcome!

Luoyang Qinhan Precision Industrials Co., Ltd.

Contacts

Tel:0086-379-63059555
Mobile:18538811185
Fax:0086-379-63059556
Feedback

Navigate: China Forge Net > Product Directory > Spinning Shut

Spinning Shut

Product name:Spinning Shut
Time:2018-08-09
Company:Luoyang Qinhan Precision Industrials Co., Ltd.
Feedback

Details

1??Necking spinning parts 2??Thin-wall curved rotating parts with uniform wall thickness 3??Improve compactness and strength after spinning process