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HBW Hardness Block

Sowant Precision Gage can offer you the best hardness standard blocks HBW 3000Kg/10mm  with ASME calibration report .
ꄴPrevious： PD-6000 Pitch Diameter
ꄲNext： Kroeplin gauges

 

 

Sowant Precision Gage can offer you the best hardness standard blocks HBW 3000Kg/10mm  with ASME calibration report .

 

  • Meets ASTM E-10 standards
  • Precision grid design improves test accuracy, visibility and reporting

 

 

Sowant precision gage also can offer you all kind API thread gages , big size Acme thread gages and stub acme thread gages.

 

Chinese API ring gauges (Number Style)
gauge Code Form of Thread Inspected Pitch Taper Basic Pitch dia.
NC10 V-0.055 4.233(6) 1:8 27.000
NC12 V-0.055 4.233(6) 1:8 32.131
NC13 V-0.055 4.233(6) 1:8 35.331
NC16 V-0.055 4.233(6) 1:8 40.869
NC23 V-0.038R 6.350(4) 1:6 59.817
NC26 (2 3/8 IF) V-0.038R (V-0.065) 6.350(4) 1:6 67.767
NC31 (2 3/8 IF) V-0.038R (V-0.065) 6.350(4) 1:6 80.848
NC35 V-0.038R 6.350(4) 1:6 89.687
NC38 (3 1/2 IF) V-0.038R (V-0.065) 6.350(4) 1:6 96.723
NC40 (4 FH) V-0.038R (V-0.065) 6.350(4) 1:6 103.429
NC44 V-0.038R 6.350(4) 1:6 112.192
NC46 (4 IF) V-0.038R (V-0.065) 6.350(4) 1:6 117.500
NC50 (4 1/2 IF) V-0.038R (V-0.065) 6.350(4) 1:6 128.059
NC56 V-0.038R 6.350(4) 1:4 142.646
NC61 V-0.038R 6.350(4) 1:4 156.921
NC70 V-0.038R 6.350(4) 1:4 179.146
NC77 V-0.038R 6.350(4) 1:4 196.621
The angle of form of API gauge: 60°
China made API plug  gauges (Regular Style)
gauge Code Form of Thread Inspected Pitch Taper Basic Pitch dia.
2 3/8 REG V-0.040 5.080(5) 1:4 60.080
2 7/8 REG V-0.040 5.080(5) 1:4 69.605
3 1/2 REG V-0.040 5.080(5) 1:4 82.293
4 1/2 REG V-0.040 5.080(5) 1:4 110.868
5 1/2 REG V-0.050 6.350(4) 1:4 132.944
6 5/8 REG V-0.050 6.350(4) 1:6 146.248
7 5/8 REG V-0.050 6.350(4) 1:4 170.549
8 5/8 REG V-0.050 6.350(4) 1:4 194.731
The angle of form of API gauge: 60°
Chinese made API thread gauges (Full-Hole Style)
gauge Code Form of Thread Inspected Pitch Taper Basic Pitch dia.
3 1/2 FH V-0.040 5.080(5) 1:4 94.844
4 1/2 FH V-0.040 5.080(5) 1:4 115.113
5 1/2 FH V-0.050 6.350(4) 1:6 142.011
6 5/8 FH V-0.050 6.350(4) 1:6 165.598
IF
5 1/2 IF V-0.065 6.350(4) 1:6 157.201
The angle of form of API gauge: 60°