Jiangsu Hongbao Group Co., Ltd.
| Supply Ability | 30000MT per year |
| Delivery Time | Within 50 days if production |
| Packaging Details | seaworthy plywooden case packing. |
| Payment Terms | L/C,T/T |
| Material: | ST37.4, ST52.4, E235, E355, 26MnB5, 34MnB5 |
| Brand: | Hongbao |
| Certificate: | TS16949, DNV, PED, ISO |
| Origin: | Jiangsu,China |
| OD: | 6-120mm |
| Thickness: | 0.5-15mm |
| Type: | Welded or Seamless |
| Processing: | Cold Drawn, Cold Rolled |
| Brand Name | Hongbao |
| Model Number | HBPST-1 |
| Certification | TS16949, DNV, PED, ISO |
| Place of Origin | Jiangsu, China |
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Product Specification
| Supply Ability | 30000MT per year | Delivery Time | Within 50 days if production |
| Packaging Details | seaworthy plywooden case packing. | Payment Terms | L/C,T/T |
| Material: | ST37.4, ST52.4, E235, E355, 26MnB5, 34MnB5 | Brand: | Hongbao |
| Certificate: | TS16949, DNV, PED, ISO | Origin: | Jiangsu,China |
| OD: | 6-120mm | Thickness: | 0.5-15mm |
| Type: | Welded or Seamless | Processing: | Cold Drawn, Cold Rolled |
| Brand Name | Hongbao | Model Number | HBPST-1 |
| Certification | TS16949, DNV, PED, ISO | Place of Origin | Jiangsu, China |
| High Light | precision steel pipe ，erw precision tubes | ||
EN10305-1 E235 E355 +N Cold Drawn Precision Products Seamless Steel Tube
EN10305-1 standard specifies seamless cold drawn precision steel tubes. These tubes, typically made from E235 or E355 grades with a normalized delivery condition (+N), offer high dimensional accuracy and surface quality. Ideal for precision engineering applications, they undergo cold drawing to achieve tight tolerances. Manufactured with precision, these tubes exhibit excellent mechanical properties, making them suitable for various industrial uses such as hydraulic systems, automotive components, and more.
| Delivery Condition | BK | BKW | GBK | NBK (N) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Steel Grade | Rm Mpa (Min) | A % (Min) | Rm Mpa (Min) | A % (Min) | Rm Mpa (Min) | A % (Min) | Rm Mpa (Min) | ReH Mpa (Min) | A % (Min) |
| E215 | 430 | 8 | 380 | 12 | 280 | 30 | 290~430 | 215 | 30 |
| E235 | 480 | 6 | 420 | 10 | 315 | 25 | 340~480 | 235 | 25 |
| E255 | 580 | 5 | 520 | 8 | 390 | 21 | 440~570 | 255 | 21 |
| E355 | 640 | 4 | 580 | 7 | 450 | 22 | 490~630 | 355 | 22 |
Company Details
Business Type:
Manufacturer
Year Established:
1958
Total Annual:
>76000000
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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