Steel Flange:Material: Carbon Steel, Stainless Steel.Dimension: 1/2\"-124\"Usage: Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, water and nuclear power etc.Manufacture Standard: ANSI, ISO, JIS, DIN, BS,GB, SH, HG,QOST,ETC.Packaging Detail: Plywood pallet or cases, according to client\'s requirement.