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Help CenterEN 10305 Seamless Cold Drawn Precision Steel Tube Supplier Grades E235, E355, 42CrMo4 – Metric Dimensions – Tight Tolerances
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EN 10305 Seamless Cold Drawn Precision Steel Tube Supplier
Grades E235, E355, 42CrMo4 – Metric Dimensions – Tight Tolerances
Product Overview
EN 10305 seamless cold drawn precision steel tubes for hydraulic cylinders, pneumatic systems, and precision mechanical applications.
Standards: EN 10305-1 (general), EN 10305-4 (hydraulic/pneumatic)
Grades: E235, E355 (most common) , 42CrMo4, 34CrMo4
OD: 4mm – 120mm | WT: 0.5mm – 20mm
✅ Cold drawn seamless – precision dimensions
✅ Metric sizes – 25-120mm OD standard
✅ Delivery conditions: BK, BKW, NBK, +QT
✅ Tight tolerances – ISO H8, H9, H10
✅ Honing / skiving available for hydraulic cylinders
✅ EN 10204 3.1 MTC with heat number
Grade Selection – Hydraulic Cylinders
| Grade | Condition | Yield (MPa) | Application |
|---|---|---|---|
| E355 | NBK | ≥355 | Hydraulic cylinders – most common |
| 42CrMo4 | +QT | ≥550 | High pressure cylinders |
| E235 | NBK | ≥235 | General precision |
Most Popular Sizes – Hydraulic Cylinder Tubes
| OD (mm) | WT (mm) | Grade | Condition |
|---|---|---|---|
| 50 | 5.0, 6.0 | E355 | NBK |
| 60 | 6.0 | E355 | NBK |
| 70 | 7.0 | 42CrMo4 | +QT |
| 80 | 8.0 | 42CrMo4 | +QT |
| 90 | 9.0 | 42CrMo4 | +QT |
| 100 | 10.0 | 42CrMo4 | +QT |
Contact
📧 Email: yjhtrade@gmail.com
📞 WhatsApp: +86 15106174543
🌐 Website:
Tags: EN 10305 Precision Tube Hydraulic Cylinder Tube E355 42CrMo4 Cold Drawn Tube
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