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Gate valve

Classification:

Product accessories:

Product Description

The main structural features are:

1. The product has reasonable structure, reliable sealing, excellent performance and beautiful appearance.

2. Sealing surface surfacing cobalt-based hard alloy, wear-resistant, corrosion-resistant, anti-scratch performance, long service life.

3. The valve stem has good corrosion resistance and scratch resistance after tempering and surface nitriding treatment.

4. The valve is designed with inverted sealing structure, reliable sealing.

5. Parts material and flange, butt welding end size can be reasonably selected according to the actual working conditions or user requirements, to meet the needs of various projects


Technical Specification:
Design standard: API 600, ASME B16.34, GB/T 12234, DL/T 531, JB/T3595
Structure length: ISO14313/API 6D, ASME B16.10, GB/T 12221, DL/T 53
  连接标准:ASME B16.5、ASME B16.47、ASME B16.25、GB/T 9113、JB/T 79、HG/T 20592、DL/T 531、JB/T3595 、JB7490
  压力试验:API 6D、API 600、API 598、GB/T 13927、GB/T 26480、JB/T 9092、JB/T3595 
Pressure and temperature rating: ASME B16.34, GB/T 9124, JB/T3595, JB/T74





Host material:WCB 、WC6、 WC9、 C5 、CF8 、CF8M、 CF3 、CF3M、A105
Nominal diameter: NPS1/2 "~ 56" DN15 ~ DN1400
Pressure range: Class150 ~ 2500 PN10 ~ PN420
Working temperature:-29 ℃ ~ 600 ℃


Flange connection cast steel gate valve is suitable for nominal pressure PN1.6-25.0MPa, working temperature -29~Cut off or connect the pipeline medium on the pipeline under various working conditions of 600 ℃ in petroleum, chemical industry, thermal power station, etc.