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Industrial Valve Guides

How to choose and specify ball, gate, globe and check valves — written by the team that builds them in Wenzhou, China.

Ball valve body end with the white PTFE soft seat fitted
SELECTION GUIDE Soft-Seated vs Metal-Seated Ball Valves: How to Choose PTFE seats to +150 °C, RPTFE to +180 °C, metal seats to +420 °C — compare the two by media, tightness, torque and cost. October 2026 · 4 min readRead the guide →
 Ball valves in the API 598 hydraulic test press
STANDARDS EXPLAINED API 608 Ball Valves: What the Standard Covers and How to Specify One Sizes, pressure classes and end connections under API 608, how it differs from API 6D, and an 8-point checklist for your enquiry. October 2026 · 6 min readRead the guide →

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