Basic Info.
Model NO.
dia. 7.938mm
Universal
Yes
Type
Bearing Ball
Material
Tungsten Carbide
Usage
Use in Ball Valve
Diameter
7.938mm
Surface
G24 Polished
Grade
Yg6
Co
6%
Wc
94%
Density
14.9g/cm3
Hardness
90.5hra
Transport Package
Individual Package
Specification
Dia. 7.938mm
Trademark
ZZUP
Origin
Zhuzhou Hunan
HS Code
8209001000
Production Capacity
1000000
Product Description
Refined 7.938mm Tungsten Carbide Ball Hard Alloy Ball for High Precision Valves and Steel Bearing
Specifications
the unground ball is suitable for milling all kinds materials;
the grinding and polishing ball is suitble for precision punching member stretched, precision bearings,instruments,meters,Pen, spraying machines,pumps,machinery parts,valve seals,brake pump,squeeze-hole punch, oil,hydrochloric acid laboratory,hardness measuring instrument,fishing gear,with heavy,ornamented,finished,the high-end industry!
1. Diameter: 7.938mm
2. Grade: YG6,6% CO
3. Hardness: 90.5HRa
4. polished G24.
6. Product customize sizes and shape.
Specifications
the unground ball is suitable for milling all kinds materials;
the grinding and polishing ball is suitble for precision punching member stretched, precision bearings,instruments,meters,Pen, spraying machines,pumps,machinery parts,valve seals,brake pump,squeeze-hole punch, oil,hydrochloric acid laboratory,hardness measuring instrument,fishing gear,with heavy,ornamented,finished,the high-end industry!
1. Diameter: 7.938mm
2. Grade: YG6,6% CO
3. Hardness: 90.5HRa
4. polished G24.
6. Product customize sizes and shape.
Products Show
Grades for choosing
| Grade | Density (g/cm3) | Hardness (HRA) | T.R.S (MPa) | Grain size (μm) | Compositions (%) |
| YG10X | 14.6 | 91.8 | 3000 | 0.6~0.8 | 10% CO 90% WC |
| YG6X | 14.85 | 92.0 | 1860 | 0.8~1.0 | 6% CO 94% WC |
| YG8 | 14.80 | 89.5 | 2320 | 1.2~2.0 | 8% CO 92% WC |
| YG6 | 14.85 | 90.0 | 2150 | 1.2~2.0 | 6% CO 94% WC |
| YN6 | 14.0 | 90.0 | 1400 | 1.2~2.0 | 6% CO 92% WC 2% Ni |
Sizes for choosing
| common sintered balls diameters (mm) | |||||||
| 0.4 | 0.5 | 0.8 | 1.0 | 2.0 | 3.0 | 4.0 | 5.0 |
| 6.0 | 7.0 | 8.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 |
| 14.0 | 15.0 | 16.0 | 17.0 | 18.0 | 19.0 | 20.0 | 21.0 |
| 22.0 | 23.0 | 24.0 | 25.0 | 26.0 | 27.0 | 28.0 | 29.0 |
| 30.0 | 31.0 | 32.0 | 35.0 | 36.0 | 37.0 | 38.0 | 39.0 |
| 40.0 | 41.0 | 42.826 | 45.0 | 50.0 | 52.0 | 55.0 | 60.0 |
| 62.0 | 65.0 | 70.0 | 75.0 | 80.0 | 90.0 | | |
| we have more than 100 kinds of diameter for your choose,other diameters pls chat with sellers. | |||||||
Ball series
Packing & Delivery
Shipping ways
Production process
