Railway applications. Braking. Relay valves

Railway applications. Braking. Relay valves

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Specification and qualification of welding procedures for metallic materials - Qualification based on previous welding experience

Executive summary

Requirements for the qualification of welding procedures for metallic materials based on previous welding experience.

Abstract

This International Standard gives the necessary information to explain the requirements referenced in EN ISO 15607 about the qualification of welding procedures based on previous welding experience.

In addition it gives the range of qualifications and the validity.

The use of this standard may be restricted by an application standard or a specification.

History and related standards

This International Standard supersedes BS EN 288-6:1995 which is withdrawn.

It includes the following cross references:

EN ISO 15607:2003, prEN ISO 15609-1, EN ISO 15609-2, prEN ISO 15609-3,

prEN ISO 15609-4, prEN ISO 15609-5, EN ISO 15614-1, prEN ISO 15614-2,

prEN ISO 15614-3, prEN ISO 15614-4, prEN ISO 15614-5, prEN ISO 15614-6,

EN ISO 15614-8, prEN ISO 15614-9, prEN ISO 15614-10, EN ISO 15614-11,

prEN ISO 15614-12, prEN ISO 15614-13.