JB/T 7097-1993
Copper bismuth aluminum contact material specification (English Version)

Standard No.

JB/T 7097-1993

Language

Chinese, Available in English version

Release Date

1993

Published By

Professional Standard - Machinery

Status

Be replaced 2008-09

Replace By

JB/T 7097-2008

Latest

JB/T 7097-2008

Scope

This standard specifies the basic properties of copper-bismuth-aluminum contact materials (excluding electrical application properties). This standard applies to copper-bismuth aluminum alloy ingot products manufactured by vacuum smelting methods. This product is mainly used in vacuum circuit breakers of 10kV and below.

JB/T 7097-1993 history

• 2008 JB/T 7097-2008 Specification for copper-bismuth-aluminium electric contact material
• 1993 JB/T 7097-1993 Copper bismuth aluminum contact material specification