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인증된 전문가에게 직접 연결
인증된 전문가에게 직접 연결
Initial test force: 98.07 (10kgf)
Total test force:
a. 588.4N (60kgf) b. 980.7N (100kgf) c. 147lN (150kgf)
Rockwell hardness scale: A, B, C
Rockwell hardness scale graduation:
Ruler C: O—l00 Ruler B: 10～100 Ruler A: O—l00
Determination of hardness range: 20—88HRA 20—100HRB 20—70HRC
Indenter specifications
a. Diamond cone indenter: cone angle 120°, cone top circle radius R<0.2mm
b. Steel ball indenter: steel ball diameter: Ф1.5875 mm
The maximum height of the specimen: 170 mm
The maximum distance from the center of the indenter spindle to the frame 135 mm
Dimensions: 466 x 238 x 630 mm
Weight: about 75kg
