Carbon Steel Precision Tube EN10305-2 E355 E235 Cold Drawn Welded Pipe
TORICH located in China, has a rich experience in EN10305-2 cold drawn welded precision steel tubes with more than 20 years experience.
1. Standard:
EN10305-2 Cold Drawn Precision Welded Steel Pipe
2. Steel Grade and Chemical Compositions:
| Steel Grade | C | Si | Mn | P | S |
| Steel Name | Steel Number | max | max | max | max | max |
| E155 | 1.0033 | 0.11 | 0.35 | 0.70 | 0.025 | 0.025 |
| E195 | 1.0034 | 0.15 | 0.35 | 0.70 | 0.025 | 0.025 |
| E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 |
| E275 | 1.0225 | 0.21 | 0.35 | 1.40 | 0.025 | 0.025 |
| E355 | 1.0580 | 0.22 | 0.35 | 1.60 | 0.025 | 0.025 |
3. Production method of EN10305-2 precision metal piping:
The tubes shall be manufactured from electric welded hollows by cold drawn. The tubes shall be not contain strip end welds.
4.Size range:
O.D.:5-420mm W.T.:0.5-50mm L:max12000mm
5.Packing of EN10305-2 high precision steel pipe:
In Hexagonal Bundles, with anti-rust oil protection, with seaworthy packing
6.Delivery condition of carbon steel precision tube:
1). +C (Cold drawn/hard) No heat treatment after the final cold drawig process
2). +LC (Cold drawn/ soft) After the final heat treatment there is a suitable drawing pass
3). +SR (Cold drawn and stress relieved) After the final cold drawing process there is a stress relieve heat treatment in a controlled atmosphere
4). +A (Soft annealed ) After the final cold drawing process the tubes are annealed in a controlled atmosphere
5). +N (Normalized) After the final cold drawing operation the tubes are normalized in a controlled atmosphere
7.Display of cold drawn precision steel tube:
8.Packing method:
QUALITY CONTROL:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking
9.Q&A
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your delivery term?
A: FOB, CIF, CFR,EXW,CPT,FCA
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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