Zhuzhou Chaoyu Industrial Co.,Ltd
ZHUZHOU CHAOYU INDUSTRIAL CO.,LTD
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K20 / YG6 Φ15.88mm Tungsten Carbide Valve Balls for Sucker Rod Pump
Property of our tungsten carbide valve balls
Grade:K20(YG6)
Density: 14.85-15.0g/cm³
Hardness: ≥ HRA 91.0
T.R.S: ≥1880 n/m㎡
Porosity: A02B00C00
Specs of Tungsten Carbide valve balls and seats
| API code | V11-106 | V11-125 | V11-150 | V11-175 | V11-200 | V11-225 | V11-250 | V11-375 |
| SD+/-0.025 | 0.625'' (15.88mm) | 0.750'' (19.05mm) | 0.938'' (23.83mm) | 1.125'' (28.58mm) | 1.250'' (31.75mm) | 1.375'' (34.93mm) | 1.688'' (42.88mm) | 2.250'' (57.15mm) |
| h+0.50/+0.25 | 0.500'' (12.7mm) | 0.500'' (12.7mm) | 0.500'' (12.7mm) | 0.500'' (12.7mm) | 0.500'' (12.7mm) | 0.500'' (12.7mm) | 0.500'' (12.7mm) | 0.750'' (19.05mm) |
| D+0/-0.13 | 0.793'' (20.14mm) | 0.918'' (23.32mm) | 1.168'' (29.67mm) | 1.388'' (36.26mm) | 1.478'' (37.54mm) | 1.720'' (43.69mm) | 2.010'' (51.05mm) | 3.072'' (78.03mm) |
| d+/-1.27 | 0.460'' (11.68mm) | 0.550'' (13.97mm) | 0.670'' (17.02mm) | 0.825'' (20.96mm) | 0.960'' (24.38mm) | 1.060'' (26.92mm) | 1.310'' (33.27mm) | 1.700'' (43.18mm) |
We supply :
tungsten carbide balnk balls
tungsten carbide polished balls
tungsten carbide OEM balls
Dimensions of solid tungsten carbide bearing balls
These specs are the most common dimensions in our factory,if you can't find the one you need,please contact for more information.
| Diameter (mm) | Diameter (mm) | Diameter (mm) | Diameter (mm) |
| 2.0 | 2.38125 | 2.5 | 3.0 |
| 3.175 | 3.5 | 4.0 | 4.5 |
| 4.7625 | 5.0 | 5.5 | 6.0 |
| 6.35 | 6.5 | 7.0 | 7.144 |
| 7.5 | 7.938 | 8.0 | 8.5 |
| 9.0 | 9.525 | 10.0 | 11.0 |
| 11.1125 | 12.0 | 12.7 | 13.0 |
| 13.494 | 14.0 | 14.2875 | 15.0 |
| 15.875 | 16.0 | 17.0 | 17.4625 |
| 18.0 | 19.0 | 19.05 | 20.0 |
| 22.225 | 25.0 | 25.4 | 28.575 |
| 30.0 | 31.75 | 38.1 | 42.8625 |
| 50.8 |
Quality grade of tungsten carbide bearing balls
we offer a wide range of tungsten carbide spheres for you to choose,the main quality grade is K10(YG6X),K20(YG6),K30(YG8).
| Grade | ISO grade | Grain size (um) | Binder | density (g/cm³) | Hardness (HRA) | T.R.S (N/m㎡) |
| YG6X(C3) | K10 | 1.2 | 6 | ≥15.00 | ≥91.0 | ≥1880 |
| YG6(C1) | K20 | 1.5 | 6 | ≥14.90 | ≥90.0 | ≥1580 |
| YG8(C2) | K30 | 1.5 | 8 | ≥14.80 | ≥89.5 | ≥2020 |
Application of tungsten carbide bearing balls
Tungsten carbide spheres are mainly used for bearings,valves,flow meters,ball screws,gauging and ball pens
Package and delivery of tungsten carbide bearing balls:
Production Process of tungsten carbide bearing balls:
Q: Is Chaoyu trading company or manufacturer ?
A: Zhuzhou Chaoyu Industial Co.Ltd is a manufactuer of tungsten carbide and diamond abrasives since established on 1998,specializing in carbide plates/bushings/rollers/special wear parts and various diamond grinding wheels.
Q: Has Chaoyu acquired the formost certification of ISO 9001?
A: Chaoyu has been endorsed with the ISO 9001 rating since 2008.
Q: When can I get the offer after sending inquiry?
A:We usually quote within 24 hours after we get your inquiry .If you are very urgent to get the price please call us or tell us in your email so that we will regard your inquiry priority.
Q: Could Chaoyu sales staff be reached anytime for assistance regarding orders or general enquiries ?
A:Our sales staff oprates between 8am-6pm Monday to Saturday.
Customized size carbide balls are available too,your inquiry will be more than welcome,work with us!