NGE61 Grain Sizing Reticle To Iso 4967, 25mm
Metallurgy
Standard pattern discs for metallurgical stereometric analysis of grain size in polished metal sections.
Grain Sizing Pattern ISO4976, 25 mm
For the determination of non-metallic inclusion content of steel.
NG61 Meets ISO 4976. Scaled for use with 10x objective magnification Pattern
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