| Place of Origin: | China |
|---|---|
| Certification: | ISO9001 |
| Packaging Details: | In Bundles, Woodenbox As Your Requirement |
| Name: | Seamless Precision Tube | Keyword: | Seamless Tube |
|---|---|---|---|
| OD. Range: | 6mm – 114.3mm | Wall Thickness: | 1mm-15mm |
| Standard: | GB/T3090-2000 | Grade: | ST35,ST45,ST52,E355,E235 |
| Length: | Max Length 12M | Surface: | Black Painting, Varnish, Oil, Epoxy Coating |
| High Light: | Carbon Seamless Alloy Tube,EN10305 4 Seamless Alloy Tube,EN10305 4 |
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EN10305-4 Steel High Precision Bright Surface Thick Wall Seamless Carbon Steel Pipe Tube
ST37.4 EN10305 Seamless Steel Tubes
Grade:St37.4
Outer diameter:10.3-711mm
Wall thickness:2-100mm
Length:5.8-12m or random
Type:Seamless (cold drawn) or ERW
Ends:Plain ends or bevel ends
Delivery Conditions: BK,BKS,BKW,NBK,GBK( As drawn, quenched and tempered, normalized, annealed, stress-relieved)As different requirements,It including pickling,etc. AS per Standard.
Specifications:
Grade and Chemical Composition ( ％ )
| Grade | C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Al ≥ |
| E215 | 0.10 | 0.05 | 0.70 | 0.025 | 0.025 | 0.025 |
| E235 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 | - |
| E355 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | - |
Mechanical properties
| Grade | Yield strength Reh min Mpa | Tensile strength Rm min Mpa | Elongation A min % |
| E215 | 215 | 290-430 | 30 |
| E235 | 235 | 340-480 | 25 |
| E355 | 355 | 490-630 | 22 |
FAQ
Q: What product information must I provide before making a purchase?
Please provide the grade, width, thickness, and surface treatment requirements, as well as the quantities you require.
Q: What shipping ports are there?
We normally ship from Shanghai,Tianjin, Qingdao, and Ningbo ports
Q: Is it possible to send samples?
Of course, we offer free samples and express shipping to customers all over the world.
Q: Do you offer a service for customized products?
Yes, we can produce according to your specifications and drawings.
Q: Can I pay you a visit at your factory?
Customers from all around the world are welcome to visit our factory.
Q: Can you assist me in importing steel products for the first time?
Yes, we have shipping agent who will arrange the shipment with you.
Q: Do you have any MOQ limit for production?
We don’t have any MOQ limit. But as for our steel pipe product, we usually use container transport for lower freight. In the case of express delivery, high freight charges will be generated.
Q: Is it OK to print my logo on the product or the carton packing?
Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Q: How to pack the product?
The inner layer has a waterproof paper outer layer, iron packaging, and is fixed with a fumigated wooden pallet. It
can effectively protect products from corrosion during ocean transportatio