GB/T 4192-1984

Active

Method for the determination of the resistivity of tungsten and molybdenum used in electric light sources and vacuumtubes

电真空器件及电光源用钨、钼材料电阻率的测试方法

Standard Type
GBT
ICS
77.040
CCS
H21
Status
Active
Issue Date
1984-03-09
Implementation
1984-11-01
Centralized Committee
工业和信息化部（电子）
Issuing Authority
工业和信息化部（电子）

Application Summary AI generated

This standard specifies the testing method for measuring the electrical resistivity of tungsten and molybdenum materials. It is applied in the manufacturing and quality control of electric light sources (such as incandescent lamps) and vacuum tubes (e.g., electron tubes), ensuring material consistency for electrical performance. The method is used by metallurgical labs and component producers to verify raw material specifications before production.

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