... , epoxy coating.Radius of Curvature1D~10D WarrantyOne yearRemark Material: Stainless steel include:ASTM/ASME A403 WP 304 ... elbow, tee, reducer, cap, flange, cross, nipple, socket fitting, expansion joint and other series products. elbow:are ... petroleum, chemical industry, metallurgy, ships, paper-making, electrical power, aerospace, pharmaceutical, water treatment, chemical fiber, urban construction, ...