Technical equipment：Casting, heat treatment | Surface treatment | Machining | Steel pipe production line | Testing Equipment
Casting, heat treatment
Piston ring working conditions are very bad, it is necessary to withstand the role of high temperature, high pressure, but also bear severe wear and impact load, which put forward the piston ring material extremely high requirements. In order to meet the needs of the whole, the company has invested a lot of manpower and material resources in material production and development, and achieved certain results. At present, the company has set up from the middle to low-grade series of piston ring materials, various materials, complete specifications to meet the needs of different models at home and abroad.