<sup id="okisu"></sup>
<sup id="okisu"></sup>
<acronym id="okisu"></acronym>
<acronym id="okisu"><center id="okisu"></center></acronym><acronym id="okisu"></acronym>
<acronym id="okisu"><center id="okisu"></center></acronym>

Hotline:

0510-85410121

Hot keywords:
Contact us

13806176305

Tel:0510-85410121

Fax:0510-85071022

Email: lpx3030@126.com

Add:98 Jinchengwan Road, Taihu Street, Wuxi City, Jiangsu Province, China

Process flow of ring roller
Time:2021-03-14      Source:Wuxi Daqiao Bearing Machinery Co., Ltd
Ring rolling technology is a branch of forging science. The general process is as follows: 1. Heating, 2. Upsetting. 3, forming, 4, flattening and punching. 5 ring rolling (upper ring rolling machine)
久久久久精品国产无码|国产亚洲精久久久久久久精品|亚洲91精品麻豆国产系列在线|99精品国产高清一区二区色欲
<sup id="okisu"></sup>
<sup id="okisu"></sup>
<acronym id="okisu"></acronym>
<acronym id="okisu"><center id="okisu"></center></acronym><acronym id="okisu"></acronym>
<acronym id="okisu"><center id="okisu"></center></acronym>