... most of car model 2) Standard and stable material Die casting Valve Body( used in ships,marine,tractors)1. Standard ... steel, Alloy steel, Grey iron 12. Quality certificates: ISO9001, USA UL 13. Dimension As per requirement1) Product name: Die casting Valve ... . Products covering hydraulic cylinders, pistons, flanges, valves parts, casting and forging parts, engineering goods, etc.5. Quality control ...