تامین کننده اتصالات چین Ansi B16 9
ASME/ANSI B16.5 – 1996 – Pipe Flanges and Flanged Fittings The ASME B16.5 – 1996 Pipe Flanges and Flange Fittings standard covers pressure-temperature ratings, materials, dimensions, tolerances, marking, testing, and methods of designating openings for pipe flanges and flanged fittings. The standard includes flanges with rating class designations …