... .ISO 9001 Certificate 1.Lap joint flanges2.Materials:Stainless steel,carbon steel and alloy steel3.Standard:ANSI,GB,JIS,KS, ... ,Blind Flange,Butt Welding Ring Loose Flange,Flat Welding Ring Loose Flange,etc. Item#LJF001 NameStainless steel lap joint flange Range½” ... 100,160 ETC. Available with NACE MR 01-75 material stainless steel , carbon steel , nickel alloy ,cast iron ,brass , aluminum standardANSI : ...