Changsha Haochang Machinery Equipment Co., Ltd
To be a first-class supplier in the market segments.
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We provide of piston ring supplying to O.E.M and aftermarket and overseas market. Advantaged range from 30-900mm in diameter.
Applications for Car, Truck, Generator, Marine, hydraulic system,Agriculture and Construction Machinery etc.
| MODEl | REFERRENCE NO | DIA.(MM) | CYL. NO |
| 3000 | 40407090(PC) | 106.68 |
3,4 |
| 201CU.IN. DIESEL ENG.201DF | 111.76 | 4 | |
| 2C7596 | 40215 STD-.010 | 100 |
4,6 |
| R4000 | 100 | 6 | |
| 2.41 8142.61 30F8, 32F8 1978-1985 | 00798 800006940000 | 93 | 4 |
| TD100A | 120.65 | 6 | |
| TD100B | 120.65 | 6 | |
| TD120G ...... |
..... |
.... | 6 .... |
High technology guarantee:
B. Heat treatment technics:
Using automatic heat treatment line for quenching and tempering treatment,
the use of koil for quenching medium to ensure quality of heat treatment.
c. Surface treatment technology:
Chromium ceramic composite coating.
By plating the piston ring outer face plated layer 0.1mm~0.4mm containing
ceramic powder (nano AL2O3 or Sic) of the chromium layer.