... /yearFor products at the maximum range:5000MM Carbon Steel flange We try to enlarge our overseas ... fields. Following the principle of“Sincere Operation,Quality First and Customer Preferential”,our company wholeheartedly ... slip on flange,blind flange Material:carbon steel,stainless steel and alloy steel fange Standard:ANSI,JIS,BS, ... and the third party High Quality Stainless Steel Special Forged Flange