... :Name: API slip on flanges dn150Standard:ANSI,DIN,JIS,GOST,GB ,EN;SIZE: 1/2"--78"(DN15MM--DN2000MM)Pressure ... DIN2636,DIN2637 DIN2638,DIN2673JIS:B2220 EN: 1092-1:2001 GOST:GOST12820-80,GOST12836-67,GOST12821-80,GOST12821-80 TypeWelding ... Reducer, Cap, Flange) according to ASME, DIN and JIS standard. our products have good market on East Asia, Europe, ... thickness: 1mm to 160mm API slip on flanges dn 150