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Gate Valve

​M.A. Stewart & Sons Ltd. provides a selection of Gate valves designed to industry standards such as API-600, API 602, API-603, B16.34 in full bore, thru conduit, and can be operated manually, gear operated or automated. Gate valves may be ordered with various materials including, Hastelloy, Alloy 20, stainless steel, all grades of carbon steel, forged steel, brass, bronze and many others. Gate valves are available certified to API 624 emission requirements.