In automotive manufacturing and rail transportation, wheel hardness directly impacts wear resistance, fatigue strength, and safety. Traditional destructive methods (Rockwell/Brinell) fail modern industry's demand for non-destructive testing. Sinowon's SU Series ultrasonic hardness testers (SU-300H/SU-300M) deliver precision, speed, and zero surface damage - the ideal solution for wheel inspection.
Complex wheel structures (hubs, rims, bolt holes) made of high-strength alloys require uniform hardness distribution. Traditional methods face limitations:
✓ Destructive sampling compromises wheel integrity
✓ Low efficiency - bench testing disrupts production flow
✓ Curved surfaces - hubs/rims challenge conventional probes
Using Ultrasonic Contact Impedance (UCI) technology, our testers overcome wheel inspection challenges:
Micro-indents (1/10 size of Vickers) invisible to naked eye. Perfect for coatings and hardened layers.
60x faster than traditional methods. Real-time production line QA/QC.
✓ MP Series Electric Probe: Magnetic support ring auto-aligns on flat surfaces. Removable for hub grooves/rim edges.
✓ HP Series Manual Probe: 360° lightweight design for bolts/axles.
✓ Accuracy: HV±3% / HRC±1.5 (ASTM A1038/DIN 50159 compliant)
✓ 1000-data storage + RS232/USB export for traceability
3.1 Hub Case Hardening
MP-1000 probe measures carburizing layer gradient instantly.
3.2 Rim Edge & Weld HAZ Testing
HP-5K probe with micro-cylinder support inspects heat-affected zones.
3.3 Production Line Integration
SU-300M syncs with MES for real-time quality control.
✓ Certified Accuracy: NIM (China) calibrated, ASTM/DIN compliant
✓ Global Expertise: Serving 50+ countries, trusted by OEM suppliers
✓ Lifetime Support: 1-year warranty + technical assistance
Conclusion
Sinowon ultrasonic hardness testers redefine wheel inspection standards with non-destructive efficiency. From R&D labs to smart factories, the SU Series ensures quality and productivity.
Get Your Custom Solution Now:
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