| Control Valve Balls | ||
| Size Range | 1/2" to 56" (Custom sizes available) | |
| Pressure Rating | PN10-PN420 (Class150-2500) | |
| Body Material | A182 F304/F316/F316L/F51,C-276,INCONEL 625/718, Monel K500, Ti Gr2 | |
| Core Process/Coating | (HVOF)WC-Co, WC-Ni, Cr3C2-NiCr,Al2O3-TiO2, Cr2O3,(ENP,HRC 50+) | |
| Operating Temperature Range | ≤1000°C | |
| Parameter Category | Core Technical Parameters | Standards for Determining Advanced Technological Level |
| Machining ball accuracy | ≤ 0.025 mm | ≤ 0.005 mm (Ultra-High Precision) |
| Processing ball Roundness | ≤ 0.025 mm | ≤ 0.011 mm (Micron-Level ) |
| Balls concentricity | ≤ 0.025 mm | ≤ 0.005 mm (Ultra-High Precision) |
| Other supplements | ≤ 0.4 μm | ≤ 0.1 μm (Mirror-Level) |
| Parameter Category | Core Technical Parameters | Criteria for High-End Technical Level |
| Coating Thickness Control | Thickness Uniformity | Thickness deviation at any spherical position ≤±8% (stricter than the general ±10% standard) |
| Thickness Tolerance Range | 100 - 300 μm (common range for wear-resistant layers); special ranges can be noted. No missed spraying for ultra-thin coatings (<10μm) | |
| Coating Adhesion Performance | Surface Hardness | HV 1300+ |
| Bond StrengthBond Strength | ≥80 MPa | |
| Interface PorosityInterface Porosity | <0.5% | |
| Coating Surface Quality | Surface Roughness (Ra) | ≤0.2 µm |
| Spraying Accuracy (Positioning & Coverage) | Spraying Positioning Accuracy | ±0.1mm |
Core Products: Valve Balls
Our valve balls are the heart of efficient control valve and ball valve operations, achieving industry-leading standards in precision, material quality, and surface treatment.
High-Precision Ball Valve Balls
Advanced CNC machining and ultra-precision grinding ensure superior sphericity and surface finish, significantly exceeding industry standards for reliable sealing and smooth operation.
Control Valve Balls
Available in various types and materials to meet diverse working conditions and flow control requirements:
- Stainless Steel Vee Balls
- Steel Vee Balls
- Segmented Valve Balls
- Floating Control Valve Balls
- 316L Control Valve Balls
- Steel Control Valve Balls
- Stainless Steel Control Valve Balls
Custom Control Valve Balls Solutions
We provide end-to-end customization-from material selection and design to specialized coatings (e.g., hard alloy, ceramic)-tailored to your drawings and operating conditions, with expertise in special materials and complex machining.
Technical Strengths
Ultra-Precision Machining:
Micron-level accuracy ensures consistency for demanding throttling and shut-off applications.
Material Expertise:
Proficient in stainless steel, duplex steel, Hastelloy, and other special alloys.
Advanced Coating Technology:
Industry-leading surface coating with excellent adhesion, wear, and corrosion resistance.
Stringent Quality Control:
Full compliance with international standards ensures reliable performance and long service life.
Why Choose TongBall?
Trusted by Global Leaders:
Long-term supplier of core components for Emerson, Flowserve, KITZ, ITT, and other top valve brands.
Made in China, Meeting Global Standards:
We offer reliable, high-qualityChina control valve ballsat competitive value.
One-Stop Support:
Whether you need tobuy control valve ballsoff the shelf or require custom-designed solutions, we respond quickly with technical collaboration and prototyping.
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