Tungsten ball
Tungsten ball, Total:4 items.
The international standard classification for "Tungsten ball" includes: Inks. Printing inks .
The Chinese standard classification for "Tungsten ball" includes: .
Professional Standard - Light Industry
- QB/T 4433-2012 Tungsten carbide balls for ball pen
Korean Agency for Technology and Standards (KATS)
- KS B 1567-2022 Tungsten Carbide Balls
- KS B 1567-1987(2022) Tungsten Carbide Balls
- KS B 1567-1987 Tungsten Carbide Balls
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