Coated Cold Drawn Welded Tubes
Automotive steel tubes
TDW Brazed double wall low carbon steel tubing Tubing mainly for brakes
TSW Welded low carbon steel tubing Tubing mainly for fuel and lubrication
STKM 11J Carbon steel tubes for machine Structural purpose Tubing for cooling etc.
C1201 or C1220 Tubing mainly fpr air brakes
Tolerance :
Outside Dia: Nominal +/-0.1mm
Wall thickness: Nominal +/-0.1mm
Appearance : No harmful defect
Automotive steel tubes material:
Chemical Composition:
| C | Mn | P | S |
| 0.12Max | 0.50Max | 0.04Max | 0.045Max |
Mechanical properties
| T.S. | Y.P. | E.L | HR30T |
| 30kg/mm2min | 18kg/mm2min | 25%min | 65Max |
Corrosion Resistance (Hours)
| | Zn8μm | Zn13μm | Zn25μm | Zn+PVF |
| White | 72 | 72 | 72 | - |
| Red | 192 | 288 | 480 | 3000 |
Pressure Proof Test(kg/mm2)
| | DW | SW |
| Under 8 | 350 | 250 |
| 8.00-10.0 | 250 | 200
|
Product Pictures:
Company Introduction:
FAQ:
Q: Are you trading company or manufacturer?
A: We are a professional steel pipes materials manufacturer.
Q: How long is your delivery time?
A: Generally it takes 7-14 days if the goods are in stock or 30-60 days if there is no stock, this mainly depends on quantity.
Q: Do you provide free sampleas?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us.
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