JB/T 7779-1995
Technical conditions of silver tungsten carbide (12) graphite (3) electrical contacts (English Version)

Standard No.

JB/T 7779-1995

Language

Chinese, Available in English version

Release Date

1995

Published By

Professional Standard - Machinery

Status

Be replaced 2008-07

Replace By

JB/T 7779-2008

Latest

JB/T 7779-2008

Scope

This standard specifies the technical requirements, testing methods, inspection rules, marking, packaging and storage of silver tungsten carbide (12) graphite (3) electrical contact products. This standard applies to silver tungsten carbide (12) graphite (3) electrical contact products produced by powder metallurgy technology for low-voltage switchgear.

JB/T 7779-1995 history

• 2008 JB/T 7779-2008 Specification for AgWC(12)C(3)electric contacts
• 1995 JB/T 7779-1995 Technical conditions of silver tungsten carbide (12) graphite (3) electrical contacts