API RTJ Ring Groove Measuring face flange seal vernier caliper 23 Deg bariety of

FEATURES

Measuring RTJ (Ring-Type Joint) Ring groove on flanges.

Measuring the pitch diameter of the Ring joint groove face,

measuring the flange valve and pipe flange's diameter.

With presetting function, easy to measure the origin-setting.

Pitch diameter=(ID+OD)/2

For ASME / ANSI B16.5

Range(mm/in)	Permissible Error	Resolution	Order No.	Price
10-300mm	±0.03mm	0.01mm	RTJ300	$180.00USD
10-500mm	±0.05mm	0.01mm	RTJ500	$325.00USD
10-600mm	±0.05mm	0.01mm	RTJ600	$395.00USD
10-1000mm	±0.08mm	0.01mm	RTJ1000	$580.00USD

Questions & Comments

gary perkins on August 4, 2017, 12:05 pm

what is the smallest tip size you have for RTJ caliper,, I need 3mm
Dean on March 21, 2015, 1:39 am

We are using them and they work fine. The only issue we had is that the two smaller calipers had tips with two deferent sizes 7mm & 6.9mm . Luckily the bigger caliper had 7mm tip on it ,so we swapped it out with the smaller caliper. That way we h
Linda Croft on January 29, 2015, 2:47 am

We test this caliper, it very nice. It can measure diameter of ring seal groove very convenient. Thanks for your team!
Linda Croft on January 29, 2015, 2:45 am

Just receive this caliper, it looks nice! Will test and let you know!

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Product Detail

Denotes API critical dimension, break sharp corner typical, groove dimensions for type "R" and "RX" gaskets, size API 6A, API 3-5m ANSI, Ring Groove Measuring.

rjt api ring groove calipers，special caliper, ring groove vernier caliper.

Groove dimension for type R and type Rx gaskets. 23 degree, denotes API critical dimension.

For ASME / ANSI B16.5