Jiangsu Hongbao Group Co., Ltd.
| Supply Ability | 20000 MT per Year |
| Delivery Time | 30 days |
| Packaging Details | Seaworthy Wooden box, customized Packing |
| Payment Terms | T/T, L/C, D/A, D/P, Western Union |
| Material | ST37.4、ST52.4、E235、E355 |
| Application | Automotive Part, Hydraulic System, High-precsion Machining,etc. |
| Finishing | Bright Surface |
| Delivery Condition | +C, +LC, +SR, +N, +A |
| Shape | Round |
| Standard | DIN 2391, EN 10305-1 |
| Brand Name | Hongbao |
| Certification | TS16949, ISO9001, OHSAS18001 etc. |
| Place of Origin | China |
| Model Number | HBPST-1 |
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Product Specification
| Supply Ability | 20000 MT per Year | Delivery Time | 30 days |
| Packaging Details | Seaworthy Wooden box, customized Packing | Payment Terms | T/T, L/C, D/A, D/P, Western Union |
| Material | ST37.4、ST52.4、E235、E355 | Application | Automotive Part, Hydraulic System, High-precsion Machining,etc. |
| Finishing | Bright Surface | Delivery Condition | +C, +LC, +SR, +N, +A |
| Shape | Round | Standard | DIN 2391, EN 10305-1 |
| Brand Name | Hongbao | Certification | TS16949, ISO9001, OHSAS18001 etc. |
| Place of Origin | China | Model Number | HBPST-1 |
| High Light | welded steel pipe ，cold drawn welded tubes | ||
EN10305-1 E355 OD10 Round Shape Seamless Cold Drawn Steel Tube For Automotive Part
Description:
EN10305-1 E355 OD10 round shape seamless cold drawn steel tube for automotive part is manufactured to exacting standards, ensuring high strength, precise dimensions, and superior surface finish. It is widely used in the automotive industry for various critical applications.
Typical Specification:
| NO. | Grade | Welding Typical Specification | Yield Strength |
| 1 | 26MnB5 | Φ34×6 | 235～300Mpa |
| 2 | 34MnB5 | Φ28×5 | 285～360Mpa |
| 3 | E355 | Φ38×4.5 | 355～450Mpa |
| 4 | STK490 | Φ50.8×2.5 | 345～450Mpa |
Delivery Condition:
1) +C No heat treatment after the final cold drawig process
2) +LC After the final heat treatment there is a suitable drawing pass
3) +SR After the final cold drawing process there is a stress relieve heat treatment in a controlled atmosphere
4) +A After the final cold drawing process the tubes are annealed in a controlled atmosphere
5) +N After the final cold drawing operation the tubes are normalized in a controlled atmosphere
| Material: |
ST37.4, ST52.4, E235, E355,etc
|
| Standard: |
DIN2391, EN10305
|
| Delivery Condition: |
+C, +LC, +SR, +N, +A
|
| Size Range: |
Outer Diameter: φ6-φ80
|
| Application: |
High Precision Steel Tube is Widely Used in Automotive Part, Hydraulic System, High-precsion Machining.
|
| Process |
Welding, Cold Drawing, Bright Annealing etc.
|
Advantage:
Top class of welding line: SG/76 Enhanced High-precise High Frequency Welding Tube Production Line. The tube is of small outer diameter (D) and thick wall thickness (t): t/D≥0.2, and high size precision.
Test Equipment:
Company Details
Business Type:
Manufacturer
Year Established:
1958
Total Annual:
60000000-80000000
Employee Number:
700~1000
Ecer Certification：
Verified Supplier
Jiangsu Hongbao Group (Pipe) Co., Ltd. (Zhangjiagang Hongda Pipe Co., Ltd.) is a high-tech company in Jiangsu province. The company has a registered capital of RMB 89 million, covers an area of 130,000 square meters, employs 600 staff, and has annual sales of RMB 400 million. The company is speciali... Jiangsu Hongbao Group (Pipe) Co., Ltd. (Zhangjiagang Hongda Pipe Co., Ltd.) is a high-tech company in Jiangsu province. The company has a registered capital of RMB 89 million, covers an area of 130,000 square meters, employs 600 staff, and has annual sales of RMB 400 million. The company is speciali...
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