Features
- Used for setting of measuring instruments like horizontal comparators, length measuring machines for ID checking, dial bore gauges etc.
- Made from oil hardening non shrinking gauge steel, hardened and tempered to 60-62 HRC
- Sub-zero treated at -80 °C for long term dimensional stability
- Actual dimensions duly etched
- Calibrated at 20 °C under Standards room condition against national/international traceable standards
- Certificate of calibration is provided along with each master traceable to national/international standards, certificate under NABL (as per ISO 17025) as per request
- Manufactured as per DIN2250-1 Type C
- Master Setting Rings also supplied in standard set consisting of sizes:
- Set 1: Ø4.0, Ø5.0, Ø6.0 & Ø8.0 mm
- Set 2: Ø10.0, Ø12.0, Ø16.0 , Ø20.0 & Ø25.0 mm
- Set also supplied as per customer’s requirement
Technical Info
(Master Setting Ring Range 1.5 – 315 Mm )01mm-100mm
| Ød1 ABOVE |
UPTO & INC. |
Ød2 |
b1 |
| 1.5 |
2.5 |
22 |
4 |
| 2.5 |
5.0 |
22 |
5 |
| 5.0 |
10.0 |
32 |
8 |
| 10.0 |
15.0 |
38 |
10 |
| 15.0 |
20.0 |
45 |
12 |
| 20.0 |
25.0 |
53 |
14 |
| 25.0 |
32.0 |
63 |
16 |
| 32.0 |
40.0 |
71 |
18 |
| 40.0 |
50.0 |
82 |
20 |
| 50.0 |
60.0 |
100 |
20 |
| 60.0 |
70.0 |
112 |
24 |
| 70.0 |
80.0 |
125 |
24 |
| 80.0 |
90.0 |
140 |
24 |
| 90.0 |
100.0 |
160 |
24 |
100mm-315mm
| Ød1 ABOVE |
UPTO & INC. |
Ød2 |
b1 |
| 1.5 |
2.5 |
22 |
4 |
| 2.5 |
5.0 |
22 |
5 |
| 5.0 |
10.0 |
32 |
8 |
| 10.0 |
15.0 |
38 |
10 |
| 15.0 |
20.0 |
45 |
12 |
| 20.0 |
25.0 |
53 |
14 |
| 25.0 |
32.0 |
63 |
16 |
| 32.0 |
40.0 |
71 |
18 |
| 40.0 |
50.0 |
82 |
20 |
| 50.0 |
60.0 |
100 |
20 |
| 60.0 |
70.0 |
112 |
24 |
| 70.0 |
80.0 |
125 |
24 |
| 80.0 |
90.0 |
140 |
24 |
| 90.0 |
100.0 |
160 |
24 |
| Nominal Diameter Range (mm) |
Size Tolerance (mm) |
Roundess & Parallelism |
| 1-3 |
± 0.0015 |
0.0003 |
| 3-6 |
± 0.002 |
0.0004 |
| 6-10 |
± 0.002 |
0.0004 |
| 10-18 |
± 0.0025 |
0.0005 |
| 18-30 |
± 0.003 |
0.0006 |
| 30-50 |
± 0.0035 |
0.0007 |
| 50-80 |
± 0.004 |
0.0008 |
| 80-120 |
± 0.005 |
0.001 |
| 120-180 |
± 0.006 |
0.0012 |
| 180-250 |
± 0.007 |
0.0014 |
| 250-315 |
± 0.008 |
0.0016 |
