1.Investment Casting of Steel Bent Axle / Crankshaft 2.ISO 9001 3.Material: Steel 4.Standard:AISI, ... , DIN, GB, BS, JIS,NF Investment Casting of Steel Bent Axle / Crankshaft 1.Quality system certificate: ISO 90002. Standard: AISI, ASTM ... . These parts are used in machine assembly, valve &pump parts, auto &motorcycle parts, train & railway parts, marine hardware, construction hardware, electrical ...