Product Sold: Steel Pipe Fittings and Flanges Steel Pipe Fittings: Elbow, Tee, Reducer, Cap, Cross, Olet & Coupling, etc Steel Flanges: WN, SO, PL, BL, THD & Figure 8, etc Standard: ASME, JIS, EN, GOST, etc Material: Carbon Steel, Mild Steel, Alloy Steel, Stainless Steel