... delivery 4. TS16949 certified 1. Available Material: Aluminium, aluminium alloy, Magnesium, steel, grey iron and Ductile Cast iron Sand casting (iron ... brass and steel) Die casting/vacuum casting (aluminum, zinc alloy, Magnesium) Investment casting (stainless steel or brass) 2. Process: Casting, ... and timely delivery 5. Service: OEM service and timely feedback. Magnesium casting support for seat