ASTM a36 wide flange Materials:S235JRG2/RST37.2, C22.8/P250GH, A105/SS400. Size: DN15-DN2500. ASTM a36 wide ... flangeThe specification is as follows:1-American Standard:ANSI B 16.5, ASTM, ASA, API-605, AWWA-C207, MSS ... 10K, 16K, 20K, 30K, SDPFF, SOHFF, BLFF etc.5-Other standard:UNI2276, 2277, 2278, 6084, 6089, 6090, 2544, 2282 ... cases or pallets for vessel transportation ASTM a36 wide flange