Factory Advantages
1. More than 20 years of Experience
2. Adopting advanced production technology with high-precision machines
3. Strict QC management system with advanced inspecton equipment
4. Special-designed packing boxes and tubes
5. Various shipping methods for choosing
6. Best after-sale services
Advantages Of Using Tungsten Carbide Valve Seat
As the main material of carbide valve seats, tungsten carbide has unique properties: long working time, corrosion resistance, and wear resistance. Also, the tungsten carbide valve seats can withstand high pressure. They can be widely used for most passenger vehicles, light and heavy-duty trucks, diesel engines and industrial engines.
Outstanding Features Of Carbide Valve Seat
1. Corrosion resistance and wear resistance
2. Longer life-time
3. High pressure
4. High precision
5. Excellent endurance to high temperature
Carbide Seat Dimension (mm) | ||
D | d | H |
19.48 | 11.68 | 12.7 |
22.66 | 13.97 | 12.7 |
28.22 | 17.02 | 12.7 |
33.81 | 20.96 | 12.7 |
36.09 | 24.38 | 12.7 |
41.43 | 26.92 | 12.7 |
48.79 | 33.27 | 12.7 |
74.93 | 43.18 | 19.05 |
Grade | Co (wt%) | Density (g/cm3) | Hardness(HRA) | TRS (≥N/mm2) | Application |
XC100 | 5.8-6.2 | 14.6-15.0 | 91.5-92.5 | 2000 | Wear-resistant |
XC101 | 5.8-6.2 | 14.6-15.0 | 91.5-92.5 | 2500 | |
XC200 | 7.8-8.2 | 14.5-14.9 | 91.0-92.0 | 2100 | |
XC201 | 7.8-8.2 | 13.5-14.9 | 91.0-92.0 | 2800 | |
XC300 | 9.8-10.3 | 14.2-14.6 | 90.5-91.5 | 2600 | |
XC301 | 9.8-10.3 | 14.2-14.6 | 90.5-91.5 | 3200 | |
Grade | Ni (wt%) | Density (g/cm3) | Hardness (HRA) | TRS (≥N/mm2) | Application |
XN100 | 6.5-7.5 | 14.5-14.8 | 88.5-91.0 | 1800 | Corrosion-resistant |
XN101 | 6.5-7.5 | 14.5-14.8 | 88.5-91.0 | 2200 | |
XN300 | 10.0-11.0 | 14.2-14.6 | 86.5-89.5 | 2100 | |
XN301 | 10.0-11.0 | 14.2-14.6 | 86.5-89.5 | 2400 |
Grade List
Chinese Grade |
Equal to ISO Category Number | Chemical Composition | Physical Mechanical Properties | |||
WC | Co | Density | Bend Strength | Hardness | ||
% | % | G/Cm3 | N/mm2 | HRA | ||
YG3 | K01 | 96.5-97 | 3 | 14.9-15.3 | ≥1180 | ≥91.0 |
YG6X | K10 | 93.5 | 6 | 14.8-15.1 | ≥1420 | ≥92 |
YG6 | K20 | 94 | 6 | 14.7-15.1 | ≥1600 | ≥91 |
YG8 | K20-K30 | 92 | 8 | 14.5-14.9 | ≥1600 | ≥90 |
YG10 | K40 | 90 | 10 | 14.3-14.7 | ≥1900 | ≥89 |
YG10X | K40 | 89 | 10 | 14.3-14.7 | ≥2200 | ≥89.5 |
YG15 | K30 | 85 | 15 | 13.9-14.2 | ≥2100 | ≥87 |
YG20 | K30 | 80 | 20 | 13.4-13.7 | ≥2500 | ≥85.5 |
YG20C | K40 | 80 | 20 | 13.4-13.7 | ≥2200 | ≥85.5 |
YG30 | G60 | 70 | 30 | 12.8 | ≥2750 | ≥82 |
XYMJ owns a series of high-precision grind machines, including flat grinding machines, OD and ID machines, Centerless grinding machines. Also we have CNC machines, EDM, Wire-cutting machines and drilling machines etc. In order to ensure the quality of the finished products, a very strict QC management system has been adopted, OEM/ODM options available with competitive price.
Zigong Xingyu Cemented Carbide Dies&Tools Co.,Ltd is a professional supplier of tungsten carbide mould/dies and all kinds of customized tungsten carbide wear parts. Which integrates research & development, production, marketing and services.