DIN EN ISO 15761:2021 Edition
$40.30
Steel gate, globe and check valves for sizes DN 100 and smaller, for the petroleum and natural gas industries
Published By | Publication Date | Number of Pages |
DIN | 2021-04 | 58 |
This document specifies the requirements for a series of compact steel gate, globe and check valves for petroleum and natural gas industry applications. It is applicable to valves of nominal sizes DN 8, 10, 15, 20, 25, 32, 40, 50, 65, 80 and 100, corresponding to nominal pipe sizes NPS and to pressure designations Class 150, 300, 600, 800, 1 500 and 2 500. This document covers valve end flanges in accordance with EN 1092-1 and ASME B16.5 and valve body ends having tapered pipe threads in accordance with ISO 7-1 or ASME B1.20.1. It is applicable to extended body construction in sizes 15 = DN = 50 with pressure designations Class 800 and Class 1 500 and to bellows and bellows assembly construction adaptable to gate or globe valves in sizes 8 = DN = 50. Also covered are requirements for bellows stem seal type testing.