Employ various nitrding technologies including gas nitrding,ionitriding,brine nitriding to meet the specific situations of piston ring producion.

• 拥有多种氮化技术工艺包括气体氮化、辉光离子氮化和盐浴氮化，从而大大地保证了活塞环各环别采用最合理的处理工艺。