1.Investment Casting of Steel Bent Axle / Crankshaft 2.ISO 9001 3.Material: Steel 4.Standard:AISI, ASTM ... GB, BS, JIS,NF Investment Casting of Steel Bent Axle / Crankshaft 1.Quality system certificate: ISO 90002. Standard: AISI, ASTM, DIN ... , valve &pump parts, auto &motorcycle parts, train & railway parts, marine hardware, construction hardware, electrical, furniture, etc. 12. Your tech drawings ...