UNIK GAUGES & TOOLS, Manufacturer Supplier of Gauges & Tools, ISO Metric Thread Gauges, MJ Thread Gauges, Unified Thread Gauges, UNJ Thread Gauges, BSW/ BSF/ Whitworrth Thread Gauges, Pipe / G Thread Gauges, BS Cycle Thread Gauges, BA Thread Gauges, Wire Threads Inserts / Heli - Thread Gauges, BS Conduit Thread Gauges, Trapezoidal Thread Gauges, Acme Thread Gauges, Stub Acme Thread Gauges, Pg Thread Gauges, Buttress Thread Gauges, Saw Tooth / Metric Buttress Thread Gauges, NPT Thread Gauges, NPTF/PTF Thread Gauges, BSPTr Thread Gauges, Pipe / R Thread Gauges (ISO 7/2), M / KEG Taper Thread Gauges (DIN 158), NGT Taper Thread Gauges,Casing, Tubing & Line Pipe Gauges for Oil Industry, Customized solutions for Gauging, Plain Plug Gauges, Snap Gauges, Setting Ring Gauges, Thread Measuring Wires, Measuring Pins
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UNIK GAUGES & TOOLS
UNIK GAUGES & TOOLS

Unified Thread Gauges

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Unified Thread Gauges



Specification
  • We manufacture Unified Gauges as per American Standard : Basic Dimensions as per ANSI B 1.1:2003 & Gauging Practice as per ANSI/ASME B 1.2-1983.
  • We also manufacture Unfied Gauges as per British Standards (BS).Basic Dimensions as per BS 1580 Part 1 & 2 - 2007 & Gauging Practice as per BS 919 Part 1-2007.
Manufacturing Range :
  • Thread Plug & Ring Gauges from No. 4 (0.112") to 12"
Gauge Type Diameter Range (Inch) TPI (Threads per Inch) Tolerance Class
Thread Plug Gauges. No.4 (0.112"-12") 48, 44, 40, 36, 32, 28, 24, 20, 18,
16, 14, 13, 12, 11.5, 11, 10, 9, 8,7,6, 5, 4.5, 4 TPI not covered here can be supplied based on customer request 		As given in below Table
Thread Ring Gauges. No.4 (0.112"-10.25") 48, 44, 40, 36, 32, 28, 24, 20, 18, 16, 14, 13, 12, 11.5,11,10, 9, 8,7,6, 5, 4.5, 4 TPI not covered here can be supplied based on customer request. As given in below Table
Plain Plugs To check Minor Diameter of Internal Threads as per above Diameter range.
Plain Rings To check Major Diameter of External Threads as per above Diameter range.
Check Plug Gauges To check NEW Go & Nogo Ring Gauges as given above.
Wear Check Plug Gauges To check / calibrate USED Go & Nogo Ring Gauges as given above.
Check Ring Gauges To check NEW Go & Nogo Plug Gauges as given above.
Wear Check Ring Gauges To check / calibrate USED Go & Nogo Plug Gauges as given above.


Tolerance Class
Tolerance Class for Plug gauges (Internal threads)

Tolerance Class for Ring gauges (External threads)

Application
1B 1A Where quick assembly is needed, even when threads are dirty / damaged. Wide tolerances for male and female threads.
2B 2A Corresponds to medium fit and used for general applications, which requires free assembly.
3B 3A Where closer fit is required.

*We manufacture AG class Thread Ring Gauges for lubricant and high temperature applications as recommended in B.S. 1580, Part I & II 1962 specification.