Product Introduction

The 9t99 spring accessories are specially designed spring components used in key positions such as the S-valve, cutting ring, buffer and clamping devices of concrete pump trucks. They ensure flexible switching, reliable operation and stable performance of the pumping system, and are compatible with mainstream brands such as SANY, Zoomlion and XCMG. Main products include:

• Cutting ring springs and wear plate springs
• S-valve return springs
• Clamping springs and buffer springs
• Disc springs and cylinder return springs

Product Advantages

• Premium material: made of high-strength spring steel with excellent elasticity and toughness for long-term use
• High fatigue resistance: withstands repeated compression and impact without deformation or breakage under heavy load
• Precise dimensions: machined strictly to drawings for a perfect fit and smooth operation
• Corrosion & wear resistant: fine surface treatment suits harsh working conditions with slurry and dust
• Wide compatibility: fits multiple brands and models with a complete size range for easy replacement