Zhengzhou Business Leaders Visit Gaoshan Valve’s Henan Gate Valve Factory
On August 5, 2026, leaders from Zhengzhou’s “Three Associations” (San Hui) and representatives from member enterprises toured the gate valve […]
News
How Does a Gate Valve Work? A Complete Technical Guide
A shut-off device trusted in pipelines worldwide — here’s what’s happening inside. Introduction When it comes to isolating flow in […]
Gate Valve vs Globe Valve: What’s the Difference and How to Choose the Right One
Gate valves and globe valves are both quarter-turn-free, handwheel-operated valves that look similar from the outside — flanged body, rising […]
How to Choose the Right Disc Material for Butterfly Valves: A Buyer’s Guide
Selecting the correct disc material is one of the most overlooked — yet most critical — decisions when specifying a […]
Ductile Iron Valves: Complete Technical Guide for Industrial Applications
Last updated: August 2026 | By Gaoshan Valves Technical Team | 8 min read Ductile iron — also known as nodular […]
CN224315503U Fully Sealed Butterfly Valve Patent: Double-Stage Sealing Solves High-Pressure & Bidirectional Leakage
Patent Info Patent Name: A New Fully Sealed Butterfly Valve Grant Publication No.: CN224315503U Application Date: July 1, 2025 Grant […]
Gaoshan Valves Named Official Drafting Unit of China’s National Standard GB/T 12234-2019 for Bolted Bonnet Steel Gate Valves
Henan Gaoshan Valves Co., Ltd. was one of more than 30 manufacturers and research institutes selected to help draft GB/T […]
When the Power Goes Out: Why Mechanical Check Valves Still Belong in Every Pump Room
A quiet design trend has been gaining traction in modern HVAC and district-heating pump rooms: removing the check valve from […]
Endless Progress, Leading 2026 — Henan Gaoshan Valve Co., Ltd. Successfully Holds Sales Business Promotion & Training Conference
[Introduction] To further elevate the professional competence of its sales team, strengthen business risk management capabilities, and fully accelerate high-quality growth […]