... Pipe Fittings 1Size: 1/8 inch to 6 inch 2Meterial: 304,316,304L,316L, etc. DIN 2999 Threaded Pipe Fittings1Size: 1/8 ... inch to 6 inch2Meterial: 304,316,304L,316L, etc.3Standard:ASME, B16.11,B16DIN ... "-6" (DN15-DN150) ,SCH5S-SCH160 2. standard: according to ASME B16, ASTM A403, DIN 2605 , JIS B2313 , GB/T12459, GB/T13401,SH3408, SH3409 ...