CNS 4121-1998
Type N1 standard test block for ultrasonic normal beam testing of steel plates (English Version)

Standard No.

CNS 4121-1998

Language

Chinese, Available in English version

Release Date

1998

Published By

Taiwan Provincial Standard of the People's Republic of China

Latest

CNS 4121-1998

Scope

This standard specifies the materials, shape, dimensions and ultrasonic testing and verification methods of N1 type standard gauge blocks (the gauge blocks are marked STB–N1) for ultrasonic testing. Its main purpose is to set detection sensitivity.

CNS 4121-1998 history

• 1998 CNS 4121-1998 Type N1 standard test block for ultrasonic normal beam testing of steel plates