Master Setting Disc : Range 3 -200 mm
FEATURES:
  • Master setting disc used for setting of measuring instruments like horizontal comparators, length measuring machines for OD checking.
  • Made from oil hardened 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 conditions 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 ASME B47.1 (blank design) & ASME B89.1.5 (for form tolerance class X , size tolerance class Y & surface finish class XXX)

 

master-setting-disc_range-3-200-mm_01 master-setting-disc_range-3-200-mm_02

master-setting-disc_range-3-200-mm_03

ØD ABOVE ØD UPTO & INC. A C R ØS
3.0 3.81 9.52 17.46 11.1 2.4
3.81 5.84 11.11 19.05 11.1 3.2
5.84 9.27 12.7 20.64 11.1 5.6

master-setting-disc_range-3-200-mm_04

ØD ABOVE ØD UPTO & INC. A C R ØS
9.27 12.95 14.29 22.22 12.7 8.7
12.95 20.96 15.88 23.81 12.7 12.7
20.96 28.83 17.46 25.4 15.9 19
28.83 38.35 20.64 28.58 15.9 25.4

range-3-200-mm_05

ØD ABOVE ØD UPTO & INC. B ØA L
38.35 51.05 22.2 31.8 15.8
51.05 63.75 22.2 31.8 15.8
63.75 76.45 25.4 38.1 39.8
76.45 89.15 25.4 38.1 39.8
89.15 101.85 25.4 38.1 39.8
101.85 114.55 25.4 38.1 39.8
114.55 127.25 25.4 38.1 39.8
127.25 139.95 25.4 38.1 39.8
139.95 152.65 25.4 38.1 39.8
152.65 165.35 25.4 38.1 39.8
165.35 178.05 25.4 38.1 39.8
178.05 190.75 25.4 38.1 39.8
190.75 200.00 25.4 38.1 39.8

 

Nominal Diameter Range (mm) Size Tolerance (mm) Roundness & Parallelism
3-20.96 ± 0.0008 0.0005
20.96-38.35 ± 0.0011 0.0007
38.35-63.75 ± 0.0015 0.0010
63.75-114.55 ± 0.0019 0.0012
114.55-165.35 ± 0.0024 0.0016
165.35-200 ± 0.0030 0.0020

 

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