Steering Column upper and lower tubes are usually cold drawn precision tubes, with high precision tolerance, uniform thickness and roundness, and straightness within 0.3/1000 mm. Tubes can be supplied in different delivery condition after different hear treatment processes. Also surface saponification is available for lubrication, as per customer requirement.
Standard: EN 10305-1 Seamless Steel Tube
Size(mm): O. D.: 6.0-224.0 W. T.: 1-30 L: Max 12000
Application: For Auto application, Steering Column
Delivery condition: Hot rolled, Cold worked, Annealed, Normalized, Stress Released
Certificate: ISO9001 TUV
Packing:
1. Standard export bundle wrapped with strong steel strip
2. Wooden case
3. Nylon packed
Payment: T/T
Delivery: With 45 days of order confirmation
Your special requirement is highly welcomed and will be fulfilled.
We always provide highest quality seamless pipe/tube and best service.
Steel grade | ChemicalComposition( % ) | ||||||
Steel name | Steel number | C max | Si max | Mn | P max | S max | Al min |
E215 | 1.0212 | 0.10 | 0.05 | 0.70 | 0.025 | 0.025 | 0.025 |
E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 | - |
E355 | 1.0580 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | - |
Steel grade | Minimum values for thedelivery condition | ||||||||||||
Steel name | Steel number | + C | + LC | +SR | + A | + N | |||||||
RmMpa | A% | RmMpa | A% | Rm Mpa | ReHMpa | A% | ReH Mpa | A% | RmMpa | ReHMpa | A% | ||
E215 | 1.0212 | 430 | 8 | 380 | 12 | 380 | 280 | 16 | 280 | 30 | 290-430 | 215 | 30 |
E235 | 1.0308 | 480 | 6 | 420 | 10 | 420 | 350 | 16 | 315 | 25 | 340-480 | 235 | 25 |
E355 | 1.0580 | 640 | 4 | 580 | 7 | 580 | 450 | 10 | 450 | 22 | 490-630 | 355 | 22 |
