ISO 6002:2021 工业阀门 螺栓盖钢制阀门

标准编号：ISO 6002:2021

中文名称：工业阀门 螺栓盖钢制阀门

英文名称：Industrial valves — Bolted bonnet steel gate valves

发布日期：2021-01

标准范围

This document specifies the requirements for bolted bonnet steel gate vales having the following 
features:
— bolted bonnet;
— outside screw and yoke;
— inside screw (alternative for PN 10, PN 16, Class 150, PN 25 and PN 40 only);
— single or double obturator;
— wedge or parallel seating;
— with or without non-metallic obturator or seat seals;
— flanged or butt-welding ends.
It covers valves of the nominal sizes DN:
— 10; 15; 20; 25; 32; 40; 50; 65; 80; 100; 125; 150; 200; 250; 300; 350; 400; 450; 500; 600; 700; 800; 
900; 1 000;
corresponding to nominal pipe sizes NPS:
— ？; ½; ¾; 1; 1 ¼; 1 ½; 2; 2 ½; 3; 4; 5; 6; 8; 10; 12; 14; 16; 18; 20; 24; 28; 32; 36; 40;
and applies to valves of the following pressure designations:
— PN 10; 16; 25; 40; 63; 100;
— Class 150; 300; 600.
This document applies to bolted bonnet steel gate valves used for all industrial applications.
Additional requirements given in the relevant application standards can apply to bolted bonnet 
steel gate valves used for more specific applications (e.g. for the water industry, the chemical and 
petrochemical process industry, the oil and gas industry).

标准预览图