Standard Swedish standard · SS-EN ISO 10434:2004

Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries (ISO 10434:2004)

Status: Valid

Scope
This International Standard specifies the requirements for a heavy-duty series of bolted bonnet steel gate valves for petroleum refinery 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. This International Standard 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; -- flanged or butt-welding ends. It covers valves of the nominal sizes DN: -- 25; 32; 40; 50; 65; 80; 100; 150; 200; 250; 300; 350; 400; 450; 500; 600; corresponding to nominal pipe sizes NPS: -- 1; 11/4; 11/2; 2; 21/2; 3; 4; 6; 8; 10; 12; 14; 16; 18; 20; 24; and applies for pressure Class designations: -- 150; 300; 600; 900; 1500; 2500.

Subjects

Gate valves Processing


Product information

Language: English

Written by: SIS - Materialteknik

International title: Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries (ISO 10434:2004)

Article no: STD-36932

Edition: 1

Approved: 8/6/2004

No of pages: 35