Schedule of Accreditation issued by United Kingdom Accreditation Service 2 Pine Trees, Chertsey Lane, Staines-upon-Thames, TW18 3HR, UK

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1 Schedule of ccreditation United Kingdom ccreditation Service 2 Pine Trees, Chertsey Lane, Staines-upon-Thames, TW18 3HR, UK ccredited to Laboratory locations: Unit 9 G B Quality ssurance (Consultants) & N.D.T. Limited trading as G B Quality ssurance Chancel Way Moor Lane Industrial Estate Birmingham B6 7U Issue No: 027 Issue date: 09 pril 2018 Contact: Tony Facey Tel: +44 (0) Fax: +44 (0) tony.facey@gbqualityassurance.co.uk Website: s covered by the organisation and their relevant activities details ctivity code ddress Unit 9 Chancel Way Moor Lane Industrial Estate Birmingham B6 7U Contact: Tony Facey Tel: +44 (0) Fax: +44 (0) tony.facey@gbqualityassurance.co.uk Dimensional Site activities performed away from the locations listed above: details ctivity code t customers premises Contact: Tony Facey Dimensional B ssessment Manager: T Page 1 of 6

2 Schedule of ccreditation United Kingdom ccreditation Service ccredited to G B Quality ssurance (Consultants) & N.D.T. Limited trading as G B Quality ssurance Issue No: 027 Issue date: 09 pril 2018 DETIL OF CCREDITTION LENGTH RNGE IN MILLIMETRES ND UNCERTINTY IN MICROMETRES UNLESS OTHERWISE STTED NOTES Gauge block accessories s BS 4311:Part 2: to Thread measuring cylinders Plain plug gauges (parallel), cylindrical setting standards and rollers Plain plug gauges (taper) Taper up to 1 in 8 Taper above 1 in 8 and up to 1 in 3 Plain ring gauges (parallel) and setting standards Plain ring gauges (taper) Taper up to 1 in 8 Taper above 1 in 8 and up to 1 in 3 Length gauges, flat and spherical ended s BS 5590:1978 and specials 0.1 to 5 1 to 50 diameter 150 to to 50 diameter 150 to to to ( x length in m) 1 The uncertainty quoted is for the departure from flatness, straightness, parallelism, or squareness, i.e. the distance separating the two parallel planes which just enclose the surface under consideration. 2. Single start symmetrical and asymmetrical thread forms only. 3. Single start, symmetrical thread forms only. 4. Includes use of check plugs for screw rings from 1 mm to 6mm diameter. 5. Functional test of size using setting plugs calibrated with a CMC of µm 6. Simple height gauges - vernier, dial and digital instruments designed only for measuring distances parallel to the beam. 7. Conformance statements cannot be made against specifications whose magnitudes are smaller than the specified CMC values Plain gap gauges (parallel) 0.5 to to to 300 Parallels s BS 906: to 50 x 100 x 400 up to ssessment Manager: T Page 2 of 6

3 Schedule of ccreditation United Kingdom ccreditation Service ccredited to G B Quality ssurance (Consultants) & N.D.T. Limited trading as G B Quality ssurance Issue No: 027 Issue date: 09 pril 2018 LENGTH (cont d) RNGE IN MILLIMETRES ND UNCERTINTY IN MICROMETRES UNLESS OTHERWISE STTED Vee blocks s BS 3731: to to Screw plug gauges (parallel) including check and settings plugs See Note 2 Screw Plug Gauges (taper) See Note 3 Screw ring gauges (parallel) See Notes 2 Screw Ring Gauges (Taper) See Note 3 1 to 100 diameter 2 to 100 diameter 1 to 100 diameter See Note 4 6 to 150 diameter 7.0 on pitch diameter on pitch diameter Screw pitch Screw flank angle 0.2 to 8 0 to 52 minutes of arc Screw thread adjustable calliper gauges (parallel) See Note 3 1 to 150 diameter See Note 5 NGLE Squares Blade type s BS 939: to to 450 Cylindrical s BS 939: to to to to 1200 Block s BS 939: to to to to 1200 On Squareness See note ngle plates and box angle plates s BS 5535: to 600 Squareness: + (1.0 per 100 mm) Parallelism: (1.0 per 100 mm) See note 1 ssessment Manager: T Page 3 of 6

4 Schedule of ccreditation United Kingdom ccreditation Service ccredited to G B Quality ssurance (Consultants) & N.D.T. Limited trading as G B Quality ssurance Issue No: 027 Issue date: 09 pril 2018 NGLE (cont d) RNGE IN MILLIMETRES ND UNCERTINTY IN MICROMETRES UNLESS OTHERWISE STTED Sine centres 0 to 300 length or between centres Linear dimensions:1.0 + (10 x length in m) Overall performance: seconds of arc FORM Surface plates Granite Cast iron s BS 817: x 100 to 2500 x (0.80 diagonal in m) See note 1, B Straightedges Cast iron Steel Granite s BS 5204:Part 1: to 5000 s BS 5204:Part 2: to (x length in m) See note 1, B Surface texture (excluding measurement standards and roughness comparison specimens) s BS 1134:Part 1:1988 Ra 0.02 µm to 80 µm 10% of measured value MESURING INSTRUMENTS ND MCHINES Micrometres External Internal Depth s BS 870: to 600 s BS 959: to 900 s BS 6468: to 300 Heads: between any two points Setting and extension rods: ( x length in m) Micrometer,3 point bore 6 to to 250 Micrometer heads s BS 1734: to Bench micrometer s NPL MOY/SCMI 22 0 to 100 Overall performance Vernier caliper, height and depth gauges s BS 887: to 2000 s BS 1643: to 1000 s BS 6365: to 600 Overall performance 10 + (30 x length in m) ssessment Manager: T Page 4 of 6

5 Schedule of ccreditation United Kingdom ccreditation Service ccredited to G B Quality ssurance (Consultants) & N.D.T. Limited trading as G B Quality ssurance Issue No: 027 Issue date: 09 pril 2018 MESURING INSTRUMENTS ND MCHINES (cont d) RNGE IN MILLIMETRES ND UNCERTINTY IN MICROMETRES UNLESS OTHERWISE STTED Height gauges - (Simple) including vernier, dial and digital types (See note 6 and note 7) s BS EN ISO 13225: to 1000 Length measurement error (E): 22 + (5 x length in metres) Dial gauges and dial test indicators s BS 907:2008 and BS 2795: to Displacement transducers (linear) 0 to to Height setting micrometer 0 to 300 Heads 1.0 Overall performance Riser blocks for above Bench centres 0 to 1000 between centres Linear dimensions (10 x length in m) Thread diameter measuring s NPL MOY/SCMI/ 9 0 to 300 Overall performance Measuring machines Vertical Horizontal 0 to ( x length in m), B Profile projectors 10 to 100 magnification 0 to to at the screen minutes of arc, B Toolmakers microscopes s NPL MOY/SCMI/2 0 to to at the screen minutes of arc, B Bevel protractors s BS 1685: to 360 minutes of arc Comparators (external) s BS 1054: to magnifications 1.0 % of range Minimum 0.20 ssessment Manager: T Page 5 of 6

6 Schedule of ccreditation United Kingdom ccreditation Service ccredited to G B Quality ssurance (Consultants) & N.D.T. Limited trading as G B Quality ssurance Issue No: 027 Issue date: 09 pril 2018 MESURING INSTRUMENTS ND MCHINES (cont d) RNGE IN MILLIMETRES ND UNCERTINTY IN MICROMETRES UNLESS OTHERWISE STTED Steel rules s BS 4372: to ( x length in m) Spirit levels s BS 3509:1962 and BS 958: seconds of arc to 60 minutes of arc nominal sensitivity Means sensitivity 10% of nominal Minimum 0.50 seconds of arc Electronic indicating levels 0 minutes of arc to 60 minutes of arc 1.0 % of range Minimum 0.50 seconds of arc Height gauges, electronic 0 to ( x length in m), B Clinometers 0 to seconds of arc Fineness of grind gauges (Hegman type) s BS EN ISO 1524:2002, BS 3900-C6: to 100 µm 1.0 Feeler gauges (including setting shims) BS 957: to 1 END ssessment Manager: T Page 6 of 6

Schedule of Accreditation issued by United Kingdom Accreditation Service 2 Pine Trees, Chertsey Lane, Staines-upon-Thames, TW18 3HR, UK

Schedule of Accreditation issued by United Kingdom Accreditation Service 2 Pine Trees, Chertsey Lane, Staines-upon-Thames, TW18 3HR, UK Schedule of ccreditation United Kingdom ccreditation Service ccredited to Division of Cromwell Tools Ltd Services Block 65 Chartwell Drive Wigston Leicester LE18 2FS Contact: Mr T still Tel: +44 (0)116-2572396