1、 Specifications and brief description

Specification: DN50-700, PN4-25

Overview: Z40 City Gas Flat Gate Valve

2、 Detailed information

Product Overview

The urban gas gate valve is a parallel single gate structure with full bore design, self-cleaning valve seat sealing surface, low torque, and no need for daily maintenance. It plays a role in guiding/cutting off gas pipelines and is suitable for natural gas and other media. It is widely used in urban natural gas transmission and distribution networks and storage stations.

The design and inspection can comply with standards such as GB/T 19672, CJ/T 514, GB/T 26480, etc. The fire safety design meets the requirements of API 6FA.

main features 

① Full bore design

② Floating valve seat, bi-directional sealing, reliable sealing

③ Valve opening indication

④ Lower guide hole of concealed rod

⑤ Fireproof, anti-static, and anti valve stem spray

⑥ Automatic pressure relief protection in the middle chamber

⑦ Dual bleed valve structure optional

⑧ Heavy anti-corrosion paint coating on the surface of directly buried valves