Kesalahan format email
emailCannotEmpty
emailDoesExist
pwdLetterLimtTip
inconsistentPwd
pwdLetterLimtTip
inconsistentPwd
JIS Gate Valve is a plumbing device, which has a rotating disc, flying brake, valve body and other components. The surface of the flying and rotating outer disc is composed, and the outer edge of the disc seat is the seat of the disc. The inner edge is an angled port fixed in its internal channel or in the internal channel of the valve body.