HB 5170-1981
Test method for flat forging of noble metal and its alloy wire for electrical contacts (English Version)

Standard No.

HB 5170-1981

Language

Chinese, Available in English version

Release Date

1981

Published By

Professional Standard - Aviation

Latest

HB 5170-1981

Scope

This test method is used to test the ability of precious metal and its alloy wires used in electrical contacts to withstand a specified degree of forging deformation in the cold state and to reveal their defects.

HB 5170-1981 history

• 1981 HB 5170-1981 Test method for flat forging of noble metal and its alloy wire for electrical contacts