Daekyung DTR-300N Kullanım Kılavuzu - Sayfa 14

Test Ekipmanları Daekyung DTR-300N için çevrimiçi göz atın veya pdf Kullanım Kılavuzu indirin. Daekyung DTR-300N 15 sayfaları. Rockwell hardness tester

Sayfayı Yazdır

9.2 Reference Table 2.

Calibration value when a cylinder-shaped specimen is tested as C, A, D scales
1/4"
Measured
(6.4mm)
Hardness
Calibration value (Actual hardness = Measured hardness + Calibration value)
20
6.0
25
5.5
30
5.0
35
4.0
40
3.5
45
3.0
50
2.5
55
2.0
60
1.5
65
1.5
70
1.0
75
1.0
80
0.5
85
0.5
90
0.5
3/8"
1/2"
5/8"
(10mm)
(13mm)
(16mm)
4.5
3.5
2.5
4.0
3.0
2.5
3.5
2.5
2.0
3.0
2.0
1.5
2.5
2.0
1.5
2.0
1.5
1.0
2.0
1.5
1.0
1.5
1.0
1.0
1.0
1.0
0.5
1.0
1.0
0.5
1.0
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0
0
DAEKYUNG TECH & TESTERS Mfg. CO.,LTD
Cylinder Diameter
3/4"
7/8"
(19mm)
(22mm)
2.0
1.5
2.0
1.5
1.5
1.5
1.5
1.0
1.0
1.0
1.0
1.0
1.0
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0
0
0
0
0
0
0
1 "
1 1/4"
1 1/2"
(25mm)
(32mm)
(38mm)
1.5
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.5
1.0
0.5
0.5
1.0
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0
0.5
0
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
- 14 -