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RTJ API Ring Groove Digital Calipers(RING JOINT GROOVE measuring instruments)

FEATURES

  • RTJ API Ring Groove Digital Calipers,RING JOINT GROOVE measuring instruments, RTJ groove measuring instruments
  • Used to measure the ring groove or ring joint in valve flange and pipe flange.
  • With presetting function,easy for origin-setting.
  • Can measure the outside and inside diameter of the RTJ and API (Ring Type Joint)ring groove. So you can calculate the pitch diamter by below formula.
  • Preset 20mm before measuring, PCD means pitch circle diameter, PCD=(ID+OD)/2 ; Also this caliper can easy measure actually ID and OD for ring joint. Actually OD=reading+10mm, Actually ID=reading-10mm;
  • Available with conical and accurate cutting points.
  • The angle of jaws:23°
Range(mm/in) Resolution Permissible Error Order No. Price Buy Now
0-300mm 0.01mm ±0.05mm 426-403 $135.00USD

Complement

RTJ API Ring Groove Digital Calipers

Questions & Comments

  • Row on June 20, 2014, 10:46 am

    Hi, Please advise if 118-405 is available and price thanks.

  • suresh on April 20, 2014, 1:31 pm

    HI We are looking for RTJ grove vernier for measuring ASME B 16.5 RTJ flanges . Can I get Quote form your with best price.

  • suresh on April 20, 2014, 1:30 pm

    HI We are looking for RTJ grove vernier for measuring ASME B 16.5 RTJ flanges . Can I get Quote form your with best price.

  • Roger on March 26, 2014, 7:17 am

    what is the largest diameter I can measure using these calipers?

  • David Haynes on December 31, 2013, 4:26 pm

    Just received this caliper. It looks nice and can easily measure the OD,ID of ring groove. Thank you!

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