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DIN1630 Seamless Circular Steel Tube for Mechanical Engineering Purpose
Seamless Cold Drawn Steel Pipe St37.4, St44.4, St52.4
Size Range: OD: 6-154mm, WT: 1-15mm, Length: 5.8m/6m, maximal 11.8m
Stable Quality with Comeptitive Price
High Performance and Longer Working Life Steel Pipe
Application: DIN1630 Steel Tubes are used in the construction of chemical plant, vessels, pipework and for general mechanical engineering purpose.
100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.
| Product Name | DIN1630 Seamless Round Carbon Circular Steel Tube |
| Material | St37.4, St44.4, St52.4 |
| Delivery Condition | Normalized |
| Standard | DIN 1630 Steel Tube |
| Application | Construction of chemical plant, vessels, pipework and mechanical engineering |
| Certificate | ISO 9001 |
| HS code | 7304319000 |
| Delivery Time | 45 days |
| Pakcing | Bundles or Woodern Boxes |
| Steel Grade |
C Max. |
Si Max. |
Mn
|
|
| St37.4 | 10255 | 0.17 | 0.35 | ≥0.35 |
| St44.4 | 10257 | 0.20 | 0.35 | ≥0.40 |
| St52.4 | 10581 | 0.22 | 0.004 | ≤1.60 |
| Steel Grade |
Yield Strength ReH (Mpa) Wall Tickness in mm |
Tensile Strength ReH (Mpa) | Elongation (%) | ||||
| Symbol | Number | up to 16 | over 16 up to 40 |
over 40 up to 65 |
longitudinal | Transverse | |
| St37.4 | 1.0255 | 235 | 225 | 215 | 350--480 | 25 | 23 |
| St44.4 | 1.0257 | 275 | 265 | 255 | 420--550 | 21 | 19 |
| St52.4 | 1.0581 | 355 | 345 | 335 | 500--650 | 21 | 19 |
FAQ:
1. Can you provide a sample to check the quality?
We can provide free sample with same or similar sizes for you to check tube quality.
You need to in charge of Express costs.
2. How about your production capacity?
3000 tons/Month.
3. What are your terms of payment?
30%TT in advance, Balance to be paid before shipment.
4. Where is your factory?
Ningbo city, 3 hours away from Shanghai.
5. How can I get the quotation A.S.A.P?
Please send us an inquiry with full details as following,quotation will sent to you A.S.A.P:
1). Tube Standard
2). Steel Grade
3). Tube Size and Size Tolerance
4). Tube length
5). Quantity
6). If any special requirements
6. How about the minimum order quantity?
Normally for one size above 1 ton.
Welcome to contact us! Thanks.
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Main Product:
Seamless Bearing Tubes,
Mining Drill Pipes,
Boiler Steel Tubes,
Alloy Mechanical Tubing,
Precision Steel tubes,
Stainless Steel tubes
