Pictures of API 6A 6B flanges R45 gaskets : Parameters of API 6A 6B flanges R45 gaskets :Item No: R24Size:222.25,200.03,15.88,7.75Shape: Octagonal Ring GasketTemperature: -150°C--800°CCertificate: API6A,ISO9001:2000, TS SafetyPressure: 700 barStandard: ASME B16.20 HG20612 HG20633Application: Pipe flanges and valve bonnets high pressure steam, gas, hot oil, oil gas, sol-ventvanor, oxygen at high temperature in oil re-fineries, petrochemical plants, thermal power plants and steam turbined vessels.Warranty:1 year Tolerances: (Inches) Width of Ring .......................................±0.008 Height of Ring ......................................±0.020 Pitch Diameter ......................................±0.007 Angle of 23° ......................±1/2°The hardness of the ring should always be less than the hardness of the flanges to prevent flange deformation. Dimensions for API ring joint gaskets and grooves are covered in ASME B16.20 and API6A Pictures of our company: RFQ:1.Whats the warranty for your goods?We give our clients 1 year quality warranty2.Whats the packing way of your goods?We always packaging the goods by white box, if clients need custom designed color box is possible, also can choose packaging them by wooden case.