Product Name: Piston Pielstick PC2.5 Model NO.: Pielstick PC2.5 Type: Piston Material: 42CrMo4+4032 Technics: Forging Standard Component: Non-Standard Component Piston Crown Material: Forged 42CrMo4 Piton Skirt Material: Forged Alloy Aluminum 4032 Nominal Diameter: 400mm Overall Height: 626.5mm Compressing Height: 371.5mm Pin Hole Diameter: 170mm Surface Treatment: Phosphate and Graphite Coated Heat Treatment: Ring Grooves Induction Hardened Trademark: TEQRUN Transport Package: Polywood Box Specification: GL, BV, CCS Origin: Nanjing Jiangsu HS Code: 84099910 Product Description Description for the Piston Pielstick PC2.5:1. PC2.5 piston crown material: forged alloy steel 42CrMo4.2. PC2.5 piston skirt material: forged alloy alluminum 4032.3. Nominal dimensions: diameter 400mm overall height 626.5mm compressing height 371.5mm pin hole diameter 170mm4. Surface treatment: Piston skirt is Phosphated and Graphite Coated.5. Ring grooves are induction hardened to HRC52 min.6. Provide class certificate on request.