api5000API 6A - TYPE - 6B 34.5 MPA (5000 PSI) Size B OD C (MAX.) K P E T Q X BC N H LN HL JL Ring Number R or RX 2 116˝ 53.2 215 3 124 95.25 7.9 46.1 38.1 104.8 165.1 8 26 109.5 60.3API Stands for American Petroleum Institute. API Socket Weld Flanges are manufactured to provide hh strength and robustness. These flanges are made for hh heat purposes. These