IS/IEC 60534 : Part 2 : Sec 1 : 2011 Industrial-Process Control Valves - Part 2-1 Flow Capacity-Sizing Equations for Fluid Flow under Installed Conditions

Revised Standard from Last Update.

NATIONAL FOREWORD

This Indian Standard (Part 2/Sec 1) (First Revision) which is identical with IEC 60534-2-1 : 2011 —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 recommendation of the Industrial Process Measurement and Control Sectional Committee and approval of the Electrotechnical Division Council.