... lbs are in accordance with MSS SP 44 standard.Flanges with long welding neck are from ... be manufactured in different shapes and sizes 1. Standard:(forged flange)ANSI,JIS,DIN,BS4504,SABS1123,EN1092-1 ... 2-78 inch (DN15-DN2000)4. Material:Carbon steel: A105,SS400,SF440 RST37.2,S235JRG2,P250GH,C22. ... :T/T9.Delivery time:Within 30days for 1000tons10.Supply Capacity: 10000tons per year steel radiator for home