Cylinder Piston Forging This RFQ was sourced on www.MFG.com in USA for Open Die Forging Production of a cylinder piston. Approximately 13.5" OD x 6.00" long. Please see drawing for complete dimensions. Forge using best method. Heat treat best method to obtain 45-50 r.c. Buyer Information Industry Machinery and Tools City/Region Valparaiso, Indiana Country USA RFQ RFQ Number 368003 Material Alloy Steel Material Grade 4140 or 4150 Prehard Steel Technical Specifications Category Open Die Forging Dimensions The following suppliers (machine shops, fabricators, casters, molders, 3D printing, CNC machining, etc.) provide manufacturing services for the machine tool industry, automotive industry… For more information visit www.MFG.com. MFG.com analyzes all engineered parts and RFQs for improved manufacturability and to ensure quality and a quick quoting experience. Open Die Forging: Open die forgings, or hand forgings, are old, traditional processes made with repeated hammer blows. The part is manipulated in die and beaten to the approximate die shape. The part may be forged hot or cold.