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Help CenterHydraulic Cylinder Honed Tube Chinese Supplier– Honed Seamless Tube for Hydraulic Cylinders Supplier From China
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Hydraulic Cylinder Honed Tube Chinese Supplier– Honed Seamless Tube for Hydraulic Cylinders Supplier from China
NBK Normalized | ID Hone Finish Ra ≤0.4μm | OD 5-256mm
Product Overview
Our honed seamless tubes are specially processed for hydraulic cylinder barrels. The internal surface is honed to Ra ≤0.4μm, ensuring excellent seal life and low friction.
✅ Material – 20#, 45#, ST52, E355
✅ OD range – 5mm – 256mm
✅ Honed ID – Ra ≤0.4μm (Ra ≤0.2μm optional)
✅ Delivery condition – NBK (normalized) for good weldability
✅ Straightness – ≤0.5mm/m
Key Specifications
| Parameter | Details |
|---|---|
| OD | 5 – 256 mm |
| Honed ID | 10 – 200 mm |
| ID Tolerance | H8, H9, H10 |
| Surface Roughness | Ra ≤0.4μm |
| Material | 20#, ST52, 42CrMo4 |
Applications
Hydraulic cylinder barrels
Pneumatic cylinders
Precision bores for machinery
Contact
📧 yjhtrade@gmail.com | 📞 +86 15106174543 | 🌐 /
Contact: Alice Yuan
Tags: Honed Tube Hydraulic Cylinder Barrel NBK Condition Honed Seamless Tube Ra 0.4μm
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