... ect. from 1/2"(DN15) to 48"(DN1200)1) Standard:ANSI,JIS, DIN, UNI,BS2) Specification:DN10-DN30003) Material ... SF440, 304,304L, 316, 316L, S235, Q235;4) ANSI Standard: a) ASTM AISI B16.5, ASA, API-605, AWWA ... -c207, MSS-sp44; b) Kinds of flange: Slip-on, Welding Neck, Blind, Threades, Lap-joint, ... 2"-36"5) JIS Standard: a) Standards:JIS 5k, 10K, 16K, 20K, 30K; b) Flange varieties: Plate, Blind, ...