API 600 Gate Valve
API 600 Gate Valve, API 600 specifes the requirements for a heavy-duty series of bolted bonnet steel gate valves for petroleum
refnery and related applications.
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Key Specifications / Features
API 600 specifes the requirements for a heavy-duty series of bolted bonnet steel gate valves for petroleum
refnery and related applications where corrosion, erosion, and other service conditions would indicate a need for
full port openings, heavy wall sections, and large stem diameters.
API 600 sets forth the requirements for the following gate valve features:
— bolted bonnet;
— outside screw and yoke;
— rising stems;
— non-rising handwheels;
— single or double gate;
— wedge or parallel seating;
— metallic seating surfaces;
— fanged or butt-welding ends.
It covers valves of the nominal pipe sizes DN:
— 25, 32, 40, 50, 65, 80, 100, 150, 200, 250, 300, 350, 400, 450, 500, 600, 650, 700, 750, 800, 850, 900, 950,
1000, 1050;
corresponding to nominal pipe sizes NPS:
— 1, 1-1 /4 , 1-1 /2 , 2, 2-1 /2 , 3, 4, 6, 8, 10, 12, 14, 16, 18, 20, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42;
and applies to pressure class designations:
— 150, 300, 600, 900, 1500, 2500.
