Key points of construction, unit 1) , installation position, height, import and export direction must fit the design request, cohesion should be strong. 2) All kinds of manual, installation on the thermal insulation pipe valves, handle shall not down.

3) Required inspection before, valve device, the Industrial Valves nameplate should fit the current nation standard 'general Industrial Valves symbol' GB 12220 rules. About the working pressure is greater than 1. 0 MPa and the valve with the function of cutting off on ZhuGanGuan, should be done before device

strength and close performance experiment, qualified must apply ahead. Strength experiment, experiment pressure for the nominal pressure of 1. 5 times, duration of not less than 5 min, shell and packing shall be no leakage of valve shall be qualified. Tightness experiment, experiment pressure for the nominal pressure of 1. 1

times; Pressure in the duration of the experiment should be agree with GB 50243 standard request, with no leakage for qualified for valve sealing surface.

There are a wide variety of which are scientifically tested to have positive effects on the ability to cast iron valve. os gate valve resilient seated gate valve is one of them.
If you are looking for resilient valve flow control valve, we have plenty of them in our store. We have cast iron gate valve and many others. Visit Mech Valve to know more.
Shenzhen Mech Valve Trading Co., Ltd. has been making a name for itself as a producer of some of the finest in the China, and it has been singing its praises for some time.
Regularly improving flanged gate valve in accordance with customer feedback is a great way to show your brand listens and cares.
We are professional in manufacturing wedge gate valve, and always emphasize the technology and quality during the producing procedure.