Anyi Instrument Co., Ltd.  

Product Name: Rtj Ring Groove Digital Calipers with 23 Degree Conical Points Model NO.: 118-401C Customized: Customized Certification: ANS, CE, UL, ISO Precision Measuring Device: Precision Measuring Device Accuracy: A Measure Method: Manual Precision: 0.01mm Range: 0-300mm, 0-500mm, 0-600mm, 0-1000mm Measurement Object: Pitch Diameter Material: Stainless Steel Type: Vernier Caliper How to Use: to Check API Ring Grooves Measuring Parameter: Rtj's Groove(Od,ID,PCD) Cover Types of Rtj Groove: R,Rx,Bx Trademark: Anyi Transport Package: Plastic Box Specification: 0-300mm, 0-500mm, 0-600mm, 0-1000mm Origin: Guilin, China HS Code: 9017300 Product Description FEATURESIdeal for ring grooves and ring joint Facings applicatioins in oil, gas&petrochemical industry!The Most Economical& Easy Way To Check RTJ, API Ring Grooves and all ring joint facings.Unique Measuring InstrumentDesigned specifically for oilfield industry and flange industry.The Series of API Ring Groove Checker Inspect all types of API Ring seal Groove i.e R,RX,BX RTJ's Groove. It is a modified form of vernier caliper. It can be used to check, OD, ID and pitch diameter of the Ring joint facings.Pitch diameter=(ID+OD)/2Ring joint facings K= (ID+OD)/2, please kindly check below picture.During RTJ's groove manufacturing, RTJ's groove checking is an important criteria. Our RGC Caliper reduces all the headache of checking RTJ's groove while machining. It saves rework & rejection cost of RTJ's groove by giving direct accurate reading. During machine of RTJ's groove we can save time,save moneyThe Checking Process RTJ groove measuring instrumentsThe checking process of RTJ's groove with RGC calipers is very simple, RGC is properly Position on falt surface of RTJ's groove. The precision contact point of ball touches the angular portion of the groove. The RGC Caliper gives the reading, from this reading we can subtract/Add some constant valve to obtain final drawing reading of RTJ's grooveFeatures:1) Does not required any setting gauge or parameter.2) Gives accurate readingin micron or inch3) Measure all parameter of RTJ's groove(OD, ID, PCD)4) Covers all types of RTJ's groove i.e. R, RX, BX5) Gives 100% Repeatability.6) No skilled person required.7) Save rework or rejection headached.8) Saves time, saves money9) Easy to handle, easy to store, easy to use.10) Coolan-proof, corrosion resistance.