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ISO 11970:2025

Specification and qualification of welding procedures for production welding of steel and nickel-base castings
14 nën 2025

General information

60.60     14 nën 2025

ISO

ISO/TC 17/SC 11

International Standard

77.140.80     25.160.10  

anglisht   frëngjisht  

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Scope

This document specifies how a welding procedure specification (WPS) for production welding of steel castings is qualified. Tests are intended to be carried out in accordance with this document, unless additional tests are specified by the purchaser or by agreement between the contracting parties.
This document defines the conditions for the execution of welding procedure qualification tests and the limits of validity of a qualified welding procedure for all practical welding operations within the range of essential variables.
This document applies to the arc welding of steel castings. The principles of this document can be applied to other fusion welding processes subject to agreement between the contracting parties.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 11970:2016

NOW

PUBLISHED
ISO 11970:2025
60.60 Standard published
14 nën 2025