NZS 4711

Description

NZS 4711 – Qualification tests for metal-arc welders

Applies to the qualification testing of welders to establish their competency in manual, semi-automatic or automatic metal-arc welding of weldable steels. Tests are specified for welding of plate and/or tubing, and test certificates may have a validity of 1, 2 or 3 years. Requirements for test authorities and their staff are specified.

Product Details

Published:

07/31/1984

Number of Pages:

31

File Size:

1 file , 2.9 MB

Note:

This product is unavailable in Ukraine, Russia, Belarus