HB 6140.4-1987
Test methods for formability of sheet metal - bend test (English Version)

Standard No.

HB 6140.4-1987

Language

Chinese, Available in English version

Release Date

1987

Published By

Professional Standard - Aviation

Latest

HB 6140.4-1987

Scope

This standard is applicable to the bending test of metal sheets with a thickness ranging from 0.3 to 3.0 mm. It is used to determine the relative bending radius of metal sheets and strips and to test their bending forming properties.

HB 6140.4-1987 history

• 1987 HB 6140.4-1987 Test methods for formability of sheet metal - bend test