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BLACKS CHARPY Specimen Size and
Notch Depth Caliper Gauges with UKAS Certificates

We supply a wide range of specimen size and notch depth go/no go caliper gauges to check sample sizes and notch depth are within it's limits.
Our notch gauges check the height below the sample notch. The form is usually checked on a shadow graph with a magnification of 50:1.
All caliper gauges come with a UKAS certificate.

 

 

Video - Charpy Notch Caliper Gauges 
VIDEO
CHARPY NOTCH CALIPER GAUGE
 

Alternate video format can be viewed here

 

   

Standard gauges that we can supply are as follows:
 

NOTCH DEPTH CALIPER GAUGES WITH UKAS CERTIFICATE
 

'C' TYPE

 

2mm ‘V’ notch to ASTM-E23 (8mm+/- 0.025)

2mm ‘V’ notch to BS131-1:1961 Ferrous (8mm +/- 0.10)

2mm ‘V’ notch to EN 10 045-1:1990 (8mm +/- 0.06)

2mm ‘V’ notch to BS EN ISO 148-1:2016 (8mm +/- 0.075)

CNB26-012A3

CNB26-003A3

CNB26-017A3

CNB26-026A3


 

'H' TYPE

 

3.3mm ‘V’ notch to BS131-1:1961 Ferrous (0.32” +/- 0.004)

3.3mm ‘V’ notch to BS131-1:1961 Non-Ferrous (0.32” +/- 0.002)

CNB26-002A3

CNB26-001A3


 

'P' + 'N' TYPE

 

2mm ‘U’ notch to BS EN ISO 148-1:2016 (8mm +/- 0.11) 

CNB26-016A3

 
  

'N' TYPE

 

3mm ‘U’ notch to BS EN ISO 148-1:2016 (7mm +/- 0.11)

CNB26-015A3

 
 

'JS' TYPE

 

5mm ‘U’ notch to ASTM-E23 (5mm +/- 0.075)

5mm ‘U’ notch to BS EN ISO 148-1:2016 (5mm +/- 0.09)

CNB26-014A3

CNB26-018A3

 

 

 

 

 
  

Charpy notch depth caliper gauge

SMALL SPECIMEN, MINIATURIZED NOTCH CALIPER GAUGES WITH UKAS CERTIFICATE

 

< 1 mm “V” notch x 45 ˚ x 0.25 mm radius, (4.0 mm +/- 0.025 mm)
 
< 1 mm “V” notch x 45 ˚ x 0.25 mm radius, (2.4 mm +/- 0.025 mm)
 
< 1 mm “V” notch x 45 ˚ x 0.25 mm radius, (1.7 mm +/- 0.025 mm)
 

CNB26-030A3

CNB26-031A3

CNB26-032A3

 

 

Gauges for other sizes can also be supplied, send details for consideration.

 

 

 

 

 

 

Small Specimen Charpy Notch Gauge

SPECIMEN SIZE CALIPER GAUGES WITH UKAS CERTIFICATE

 

10mm specimen to ASTM A370-E23 (10mm +/- 0.075)  *
 
7.5mm specimen to ASTM A370-E23 (7.5mm +/-0.075)
 
6.7mm specimen to ASTM A370-E23 (6.7mm +/- 0.067)
 
5mm specimen to ASTM A370-E23 (5mm +/- 0.05)
 
3.3mm specimen to ASTM A370-E23 (3.3mm +/-0.033)
 
2.5mm specimen to ASTM A370-E23 (2.5mm +/- 0.025)

10mm ‘V’ notch specimen to EN 10 045-1:1990
(10mm +/- 0.06)

10mm ‘V’ notch specimen to BS EN ISO 148-1:2016  *
(10mm +/- 0.075)

7.5mm ‘V’ notch specimen to BS EN ISO 148-1:2016
(7.5mm +/- 0.11)

5mm ‘V’ notch specimen to BS EN ISO 148-1:2016
(5mm +/-0.06)

10mm ‘U’ notch specimen to BS EN ISO 148-1:2016
(10mm +/- 0.11)
 

* Same gauge, dual engraved

CNM-199A3

CNM-200A3

CNM-201A3

CNM-202A3

CNM-210A3

CNM-211A3

CNM-091A3


CNM-199A3


CNM-206A3


CNM-207A3


CNM-208A3

 

 

Special gauges for other standards can also be supplied to order,
send details for consideration.

 

Charpy Notch Specimen Gauge

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Specimen and Notch Depth Caliper Gauges

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BLACKS CHARPYBLACKS CHARPY & IZOD notch machines - Hand-operated - Motorised - CNM Machine
Unit 5, The Technology Centre London Road, Swanley Kent, BR8 7AG
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