Overview

This International Standard This document specifies mandatory and optional markings for automatic steam traps. This document (EN ISO 6553:2017) has been prepared by Technical Committee ISO/TC 153 "Valves" in collaboration with Technical Committee CEN/TC 69 "Industrial valves" the secretariat of which is held by AFNOR. This standard has been prepared by Working Committee NA 003-01-11 AA "Armaturen für die Prozessindustrie" ("Valves for the process industry") at DIN Standards Committee Valves (NAA).

Document: references other documents

Responsible national committee

NA 003-01-11 AA - Valves and special valves for process industry, liquified natural gas and for the distribution of natural gas and petrochemical industry  

Responsible european committee

CEN/TC 69/WG 1 - Basic standards