... 400 in various forms, sizes, dimension, and per customer drawing / designs. ALLOY 400 (UNS N04400 / W.Nr. 2.4360and 2.4361)Common ... (UNS N04400 / W.Nr. 2.4360and 2.4361):Marine - valves and pumps, pump and propeller shafts, marine fixtures and fasteners, electrical and electronic components, springs ...