... welding neck, socket welding, threaded, blind, slip on, lap joint are in accordance with ANSI B 16.5 from 1/2" to ... 300 to 2500 lbs are in accordance with ANSI B 16.36.Blind, slip on, welding neck flanges are from 6 ... K.Flanges from 2kg to 210 kg are in accordance with JIS.Flanges according to API 605/ASME B16.47.Depending ... 30days for 1000tons10.Supply Capacity: 10000tons per year Forged Flange on sale