IS/IEC 60534-2-1-1998 Industrial process control valves. Part 2. Flow capacity. Section 1. Sizing equations for fluid flow under installed conditions

New Delhi: Bureau of indian standards, 2008. — 48 p.
This Indian Standard (Part 2/Sec 1) which is identical with IEC 60534-2-1 : 1998 'Industrial -process control valves - Part 2-1: Flow capacity - Sizing equations for fluid flow under installed conditions issued by the International Electrotechnical Commission (IEC) was adopted by the Bureau of Indian Standards on the recommendation of the Industrial Process Measurement and Control Sectional Committee and approval of the Electrotechnical Division Council. This standard supersedes IS 10189 (Part 21Sec 1) : 1992 'Industrial process control valves: Part 2 Flow capacity, Section 1 SiZing equations for incompressible fluid flow under installed conditions. The text of IEC Standard has been approved as suitable for publicat ion as an Indian Standard without deviations.