1、 Specifications and brief description

Specification: NPS1-60 (DN25-1500), Class150-2500 (PN16-420)

Description: Z101 ordinary flat gate valve (with diversion hole), Z102 ordinary flat gate valve (without diversion hole), Z103 ordinary flat gate valve (half diversion hole)

2、 Detailed information

Product Overview

The ordinary flat gate valve is a parallel single gate structure, with an integrated cast valve body. The valve body and valve cover are connected by bolts, and have the characteristics of full bore design, online maintenance, self-cleaning of the valve seat sealing surface, low torque, and no need for daily maintenance. It plays a role in guiding/cutting off pipelines and is suitable for media such as oil, gas, and water. It is widely used in natural gas, petroleum, chemical pipelines, pipeline pumps, station outlets, and other industries.

The design and inspection can comply with standards such as API 6D, GB/T 19672, JB/T 5298, API 598, GB/T 26480, etc. The fire safety meets the requirements of API 6FA and has passed test certification. NACE anti-corrosion and acid resistance are optional, and ISO 15848 low leakage is optional.

main features 

① Full bore design

② Integrated cast valve body

③ Double block discharge (DBB), floating valve seat, bi-directional sealing, reliable sealing

④ Online maintenance and replacement of valve seats, easy to disassemble and replace (when specifically required by the order)

⑤ Valve seat and valve stem emergency injection system

⑥ The valve seat sealing surface can be double sealed or metal sealed as an option

⑦ Anti lock valve seat, self-cleaning sealing surface

⑧ Rams with guide, semi guide, and non guide structures are optional

⑨ Fireproof, anti-static, and anti valve stem spray

⑩ Automatic pressure relief protection in the middle chamber