Jiangsu Hongbao Group Co., Ltd.
| Supply Ability | 30000MT per year |
| Delivery Time | within 50 days |
| Packaging Details | Original packaging according to the customers Export standard package in bundled or as required. |
| Certificate: | TS16949,DNV,PED,ISO,TUV,LR |
| OD: | 6-120mm |
| Thickness: | 0.5-15mm |
| Type: | Welded or Seamless |
| Processing: | Cold Drawn, Cold Rolled |
| Shape: | Round |
| Brand Name | Hongbao |
| Model Number | HBHST-1 |
| Certification | TS16949,DNV,PED,ISO,TUV,LR |
| Place of Origin | Jiangsu, China |
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Product Specification
| Supply Ability | 30000MT per year | Delivery Time | within 50 days |
| Packaging Details | Original packaging according to the customers Export standard package in bundled or as required. | Certificate: | TS16949,DNV,PED,ISO,TUV,LR |
| OD: | 6-120mm | Thickness: | 0.5-15mm |
| Type: | Welded or Seamless | Processing: | Cold Drawn, Cold Rolled |
| Shape: | Round | Brand Name | Hongbao |
| Model Number | HBHST-1 | Certification | TS16949,DNV,PED,ISO,TUV,LR |
| Place of Origin | Jiangsu, China | ||
| High Light | hollow steel bar ，hollow steel pipe | ||
DIN2391 Cold Drawn Precision Hollow Steel Tube Big Diameter Welded Steel Pipe
Description:
Steel Grade/Steel Material:
E155 E195 E235 E275 E355
Delivery Condition:
1. BK Cold finished(hard)
2. BKW Cold finished(soft)
3. BKS Cold finished and stress-relieved
4. GBK Annealed
5. NBK Normalized
Characteristic:
Good concentricity
Good OD and ID tolerance
High precision
Stable quality
Smooth roughness
Steel Tube Production Process:
Raw material → Incoming inspection → Cutting → Heating → Piercing → Hammering →Pickling → Cold-drawing → Heat treatment → Physical chemistry test → Straightening → Ends cutting → Final inspection → Bundling →Storage
| Heat treatment method |
+Cc, +LCc, +SR, +Ad, +N Note: Special steel grade is also available, according to customer request. |
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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