A420 WP L3 WP L6 elbow with anti-corrosiveness and smooth finish
ASTM A420 is the standard specification for pipe fittings of carbon steel and alloy steel used for low temperature services. WPL6 is the most used grade material under A420.
The A420 WPL6 Material comprises of carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, copper, niobium and vanadium in different quantities. ASTM A420 WPL6 Buttweld Pipe Fittings could be forgings, bars, steel plates, welded or seamless pipes and others. The A420 WPL6 is forged while processing. If welding is applied, it shall be fusion welding with filler metal added. Any forming procedure shall not produce injurious defects in the fittings. All fittings made of ASTM A420 Gr. WPL6 shall be furnished in normalized, normalized and tempered, or quenched and tempered condition. All welding shall be completed prior to the austenitizing heat treatment.