SJ/T 31149-1994
Requirements of readiness and methods of inspection and assessment for vacuum exhaust furnaces (English Version)

Standard No.

SJ/T 31149-1994

Language

Chinese, Available in English version

Published By

Professional Standard - Electron

Status

Withdraw 2010-02

Latest

SJ/T 31149-1994

Scope

This standard specifies the integrity requirements and inspection and evaluation methods of vacuum degassing furnaces. This standard applies to vacuum degassing furnaces for exhausting electronic tube parts. This standard does not apply to other product vacuum degassing furnaces.

SJ/T 31149-1994 history

• 1970 SJ/T 31149-1994 Requirements of readiness and methods of inspection and assessment for vacuum exhaust furnaces