KS D 1943-2005
General rules for chemical analysis of tungsten and molybdenum materials for electric lamps and tubes

Standard No.

KS D 1943-2005

Release Date

2005

Published By

Korean Agency for Technology and Standards (KATS)

Status

Withdraw

Replace By

KS D 1943-2015

Latest

KS D 1943-2020

Replace

KS D 1943-1974

Scope

This standard specifies the composition (purity, iron, molybdenum, non-volatile content, and oxidized earth) of tungsten and molybdenum materials for orifices.

KS D 1943-2005 history

• 2020 KS D 1943-2020 General rules for chemical analysis of tungsten and molybdenum materials for electric lamps and tubes
• 2015 KS D 1943-2015 General rules for chemical analysis of tungsten and molybdenum materials for electric lamps and tubes
• 2005 KS D 1943-2005 General rules for chemical analysis of tungsten and molybdenum materials for electric lamps and tubes
• 1985 KS D 1943-1985 General rules for chemical analysis of tungsten and molybdenum materials for electric lamps and tubes
• 0000 KS D 1943-1974