点击图片查看大图Whether it provides processing custom: is the brand: heroic type: HM50/60/80/125/150
Applicable models: motorcycle diameter: 13/15 (mm) ring groove number: 2
Piston ring structure: steel band combination oil ring ring section shape: barrel surface ring surface carburized depth: - 0.7
Surface hardness: HRC58-64 material: twenty cr origin: zhejiang
Accessories Numbers: 001 baby baby is: heroic suitable model: motorcycle
Pin hole × pin long: 13 * 37 (mm) general tolerance by: 0.005 center hardness: HRC24-43
Total height: 37 (mm)
Our company specializing in the production of all kinds of piston pin, annual production capacity of 15 million branch above, products since 2001 were lucky, geoff, guangzhou sun arises, taizhou WangYe power, zhejiang golden sea power, possessing are peak, yancheng, jiangsu Reese's dynamic river, nanjing jincheng, northern yuchu and motorbike group, QuFuJin huang, xingyue, Japan mitsubishi main
1. The outside surface no crack, scallops, sesame, touch mark, burr defect. Bore no oxidation corrosion.
2. After carburizing and quenching, carburizing layer not more than 40% of the total thickness, the surface carburized layer depth of 0.3-0.5, the surface hardness HRA78-83, with product hardness difference not more than three units. The core hardness HRC35-45, quenching after clear oil ?
