Shenyang Wen Sheng instrument and Equipment Co., Ltd.
Address: Dadianzi Industrial Park in Dongling District of Shenyang City
Telephone: 4000-627-672
Fax: 024-88333299
Mailbox: wsyqgs2006@163.com
URL: sanyaboat.com
天天中彩票For pressure pipeline and pressure vessel, the circular opening, and can achieve a mechanical device to open or close rapidly, generally by the cylinder head cover, flange, hook or ring hoop, sealing ring, safety interlock mechanism, switching mechanism, a rotating arm and a short (when necessary) and other components.