Gate Valve Series

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Gate Valve Installation and Maintenance: Key Guidelines and Standards 2026-03-12
Proper installation and maintenance of gate valves are essential for ensuring long service life and reliable system operation. Below are critical considerations for gate valve installation and mainten
Comprehensive Guide to Valve Characteristics: Operational vs. Constructional Features 2026-03-09
Valves are critical control elements in piping systems, and their performance directly impacts operational safety and equipment lifespan. Valve characteristics are generally classified into two catego
PZ673H Pneumatic Knife Gate Valve – High-Speed Isolation Valve for Automated Control 2026-03-05
The PZ673H pneumatic knife gate valve is a sophisticated automated control instrument designed for rapid shut-off or opening applications. Composed of a pneumatic actuator and a knife gate valve body,
Complete Valve Selection Guide: Steps, Criteria and Principles 2026-03-02
As the final control element in piping systems, proper valve selection directly impacts facility safety and operational efficiency. Here is a systematic approach to valve selection
Valve Characteristics Explained: A Comprehensive Guide to Service and Structural Features 2026-02-26
Selecting the right valve for your piping system requires a clear understanding of two fundamental categories: service characteristics and structural characteristics. This concise guide explains each,
Valve Manufacturing Material & Performance Testing Standards 2026-02-09
This international standard covers design, manufacturing, testing and documentation requirements for ball, check, gate and plug valves in oil & gas systems (ISO 13623 compliant). Valves exceeding PN 4
Comprehensive Guide to Welding and NDT Standards for Valve Manufacturing 2026-02-05
I. Welding Procedure Qualification Standards 1. ASME Boiler and Pressure Vessel Code, Section IX Qualification Standard for Welding, Brazing, and Fusing Procedures Requirements for Welders, Brazers,
Valve Classification Methods 2026-02-02
Various methods of valve classification
Kaiweixi Valve Group Co., Ltd
Kaiweixi gate valve Contact Kaiweixi
Zhejiang Shanliu Valve Technology Co., Ltd
Shanliu gate valve Contact Shanliu
ShangHai Meiyan Yi Pump & Valve Co.,LTD
Meiyan Yi gate valve Contact Meiyan Yi
Shanghai Fengqi Industrial Development Co., Ltd.
FengQi gate valve Contact FengQi