Puyang Zhongshi Group Co., Ltd.
Puyang Zhongshi Group Co., Ltd.
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High Efficiency Oilfield Pump Parts Stellite Alloy Balls And Valve Seats
Products Description
API 11AX stellite alloy Balls And Valve Seats
Consist of complex carbides in an alloy matrix. They are resistant to wear, galling, and corrosion and retain these properties at high temperatures. Their exceptional wear resistance is due mainly to the unique inherent characteristics of the hard carbide phase dispersed in a CoCr alloy matrix.
NOMINAL COMPOSITION (MASS %) AND PHYSICAL PROPERTIES
| Co | Cr | W | C | Others | Hardness | Density | Melting range |
| Base | 29-33 | 11-14 | 2.0-2.7 | Ni, Fe, Si, Mn | 51-55HRC | 8.55g/cm³ | 1200-1400ºC
|
Features
1. Heat Resistance, wear resistance, corrosion resistance
2. Made as required dimensions and materials
3. Main products: valve seat, pump parts, pistons, bushings, nozzles etc.
