Slip on raised face flange (SORF) and Slip on Flat Face Flange (SOFF) are used in quick assembly to save the cost. Slip on flanges are used in less strict requirements in terms of length of pipe section. We provide wide range of Slip on flanges that are designed as per the international standards of ASTM, ASME, API, AISI, BS, ANSI, DIN, JIS, MSSP and NACE.