ANHUI SHANGZHONG PISTON RING CO., LTD
ANHUI SHANGZHONG PISTON RING CO., LTD develops and manufactures piston rings and metal sealing rings for a wide range of engines and machinery. Integrated production lines and in-house testing support consistent, large-scale output.
Est. 1994400 employésWEISAN ROAD, WUHU MECHANICAL INDUSTRIAL PARK, ANHUI PROVINCE
ISO 9002TS/16949
About ANHUI SHANGZHONG PISTON RING CO., LTD
ANHUI SHANGZHONG PISTON RING CO., LTD is a piston ring manufacturer established in 1994. The company develops, produces and sells piston rings and metal sealing rings, with applications spanning gasoline and diesel vehicles, trucks, compressors, marine equipment and engineering machinery.
To support stable quality and scale, the factory operates a vertically integrated production line from raw material casting through finished products, including automatic stamping for oil rings and dedicated production lines for steel rings. Its equipment lineup includes precision lathes and grinders, such as German PSA-10K trapezoid grinding equipment, Japanese R-4MG-L moulding grinders, and Swiss S-M1100C plasma molybdenum equipment.
The company also provides multiple surface treatment capabilities—nitriding, phosphating, chrome plating, tin plating and molybdenum coating—and maintains a dedicated chemical laboratory and quality testing center. Product quality management is supported by ISO9002, and products are produced in line with TS/16949 requirements.
Company Overview
Business Scope
R&DManufacturingSales
Company Milestones
Development Timeline
1994Company established
2004Relocated to Wuhu, Anhui
Moved from Wenzhou, Zhejiang to Wuhu, Anhui.
Products
Main Product Lines
Piston ringsMetal sealing ringsValve sealing ringsSpecial sealing rings
Applications
Typical Applications
Gasoline vehiclesDiesel vehiclesTrucksTrainsEngineering machineryMarine equipmentAircraftAir compressorsCompressorsSteam turbinesTurbochargersValves
Manufacturing Capabilities
Integrated Manufacturing
Manufacturing runs from raw material casting through finished products, supported by automatic oil-ring stamping and dedicated steel-ring production lines to improve consistency and throughput.
Surface Treatment Processes
NitridingPhosphatingChrome platingTin platingMolybdenum coating
Equipment & Technology
Selected Equipment
- Inside & outside profile modelling lathe
- High-precision double-side grinder
- Automatic chamfering machine
- Opening trimming machine
- Digital control lathe
- German PSA-10K trapezoid grinder
- Japanese R-4MG-L moulding grinder
- Swiss S-M1100C plasma molybdenum equipment
Quality & Testing
In-House Quality Assurance
A dedicated chemical laboratory and quality testing center support inspection and process control across materials, machining and surface treatment.
Product Portfolio
- Product Specification Range
- 6,000 specifications
Production Scale
- Annual Output
- 40,000,000 pieces/year
Facilities
- Site Area
- 35,000 sqm
- Building Area
- 25,000 sqm
Company Culture
Values
The company emphasizes a people-oriented culture and a continuous drive for progress, excellence and long-term credibility.
Markets
- Export Markets
- Products are exported worldwide.
Contact Information
- Address
- WEISAN ROAD, WUHU MECHANICAL INDUSTRIAL PARK, ANHUI PROVINCE
- Phone
- +86 553 8768 817
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