A420 WP L3 WP L6 elbow in all dimensions and types
They can be furnished in accordance with a variety of ASME and MSS standards.
This pipe fitting is packed in a wooden box or case in order to avoid damage. The starting material for ASTM A420 Gr. WPL6 fittings shall be fully killed steel, consisting of forgings, bars, plates, sheets, and seamless or fusion welded tubular products with filler metal added. Three main factors contribute to the improved low-temperature fracture toughness of Grade WPL6 steel: deliberate addition of trace of alloying elements (Ni, Cr, Mo, Cu, V, Nb), proper heat treatment, as well as fine grained melting practice.