31/05/2026
Zero Sag, Maximum Reliability. Inside our 24-Hour Constant Compression Test. ⚖️💪
For high-demanding industrial applications, spring stability is everything. At Wuxi Yujin, we don’t just manufacture; we validate under extreme conditions.
Watch how we put our heavy-duty springs through a rigorous 24-hour permanent set test, compressing them to a precise solid height for a full 24 hours. This critical process completely relieves internal stress, ensuring our springs maintain their exact design height and consistent force over millions of cycles without sagging.
⚙️ Engineered for Resilience:
Zero Permanent Deformation: 100% predictable performance in critical valve actuators and heavy machinery.
Premium Alloy Steel: Built to endure sustained heavy loads.
100% Quality Assurance: Every high-spec batch undergoes strict force and relaxation testing.
📩 Have strict tolerance or fatigue-resistance requirements? Send us your technical drawings (CAD/PDF) via DM for an expert engineering review and a fast quote!