Shanghai chi 2014-7-7
Threaded pipe units
A chip mini ball valve
Hexagonal screw thread ball valve (wog) 2000
A butterfly plate (1 PC) ball valve
A chip (1 PC) ball valve with a lock
With testing hole type ball valve
A 1000 (WOG) chip internal thread ball valve
1000 (WOG) internal thread ball valve
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