sintered part piston with surface treatment

{"cid":"91147525","title":"High Heat Resistance Sintered Part Piston For Automotive In Extreme Environments","imgUrl":"https:\/\/img.chinax.com\/nimg\/f1\/f6\/3093633b746616fed9149b1f7a31-200x200-1.jpg","attrs":{"Price":"Can be disscussed","Brand Name":"XIAYI","Model Number":"25mm","Minimum Order Quantity":"500pcs","Delivery Time":"2 weeks for new samples","Place of Origin":"NINGBO, CHINA","Certification":"IATF16949:2016","Packaging Details":"Standard export packing","Payment Terms":"Can be disscussed","Supply Ability":"20,000pcs \/ day","Heat Resistance":"High","Material":"Fe-C-Cu","Outer diameter":"25mm","Product Name":"Sinter Piston","Size":"Customized","Density of sinter parts":"6.650g\/cm3","Density of bands":"2.19 g\/cm3","Surface Treatment":"Steam Treatment"}}

{"cid":"91218432","title":"Alloy Steel Diesel Engine Piston Ring Phosphide Surface Black With Gray","imgUrl":"https:\/\/img.chinax.com\/nimg\/ab\/30\/c8cb42a6e1b3f49b29987e3d51e7-200x200-1.jpg","attrs":{"Price":"attractive","Brand Name":"JINGTE","Model Number":"NT855","Minimum Order Quantity":"50 set","Delivery Time":"20day","CertifiCaterion":"ISO\/TS16949","Place of Origin":"CHINA","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"10000 set per month","Packaging Details":"neutral packing, with carton box","Material":"Alloy Cast iron, steel","Surface":"Phosphide","Color":"black with gray","Packing":"oil paper with box","Type":"4 ring","Usage":"oil sealing","Payment":"TT 100%"}}