Slab Gate / Flat Plate Gate Valve (Z543 Series)
API 6D / GB/T 19672 slab gate valves DN50–DN1200, Class 150–900. Full-bore, bi-directional sealing with double-piston effect seats. Fire-safe API 607, anti-static, suitable for natural gas, crude oil, and refined products.

Gulf Application
Specified for mainline isolation on Gulf cross-country gas transmission and crude oil export pipelines. Full-bore design mandatory for intelligent pigging at ADNOC and Saudi Aramco.
Technical Specifications
Sizes
DN50–DN1200
Standard
API 6D / GB/T 19672
Materials
Carbon Steel (ASTM A216 WCB), Stainless Steel, Duplex SS
Pressure
Class 150–900
Temperature
-46°C to +121°C
Available Variants
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