GB/T3639 EN 10305 Small Diameter Seamless Steel Pipe Precision
GB/T3639 EN 10305 Small Diameter Seamless Steel Pipe Precision
10#/c1010
Chemical Composition(%) |
Mechanical Properties |
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| C | Si | Mn | S | P | Cr | Ni | Cu | Mo |
Yield Strength ( σs ) |
Tensile Strength ( σb ) |
| 0.07~0.14 | 0.17~0.37 | 0.35~0.65 | ≤0.04 | ≤0.35 | ≤0.15 | ≤0.25 | ≤0.25 | / | ≥205(25) (MPa) |
≥410(42)
(MPa)
|
End Shape |
Beveled end, plain end, vanished as per customer's requirements |
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OD Tolerance |
Normal:+/-0.10mm precision :+/-0.03mm |
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Surface Treatment |
Oiled,Passication,Phosphate |
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Technique |
Cold drawn |
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Inspection |
UT/ET |
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Application |
1. Automotive and mechanical pipes |
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2. High Pressure Boiler Pipe | ||||||||||
3. Low and middle pressure fluid transportation pipeline | ||||||||||
4. Heat exchanger pipes | ||||||||||
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Delivery Conditions |
1. BK (+C) |
No heat treatment after last cold forming process. |
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2. BKW (+LC) |
After last heat treatment there is a light finishing pass (cold drawing) |
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3. BKS (+SR) |
After the final cold forming process the tubes are stress relieve annealed. |
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4. GBK (+A) |
After the final cold forming process the tubes are annealed in a controlled atmosphere. |
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5. NBK (+N) |
After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere. |
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Package |
1. Bundle Packing. |
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2. Plain end or vanished as per customer's request. | ||||||||||
3. Wrapped in plastic film bag. | ||||||||||
4. steel strips bundle | ||||||||||
5. Pack in wooden crate | ||||||||||
1. How long will it take to produce an order?
It is within 30days and 10days for the sample.
2. What is your minimum order?
Usually 5 ton for each size
3. What form of quotation do you offer?
FOB Tianjin, CIF and CNF Your destination
4. What is your payment term?
Payment is 30% deposit, 70% before shipment .
5.How about the Third Party Inspection ?
We have been working with DNV,TUV,SGS,BV,CO,Lloyd's etc;
Send Inquiry to This Supplier
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