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| Categories | Precision Seamless Steel Tubes |
|---|---|
| Brand Name: | Hongbao |
| Certification: | TS16949, ISO9001, OHSAS18001 etc. |
| Place of Origin: | China |
| MOQ: | 1 ton |
| Price: | Negotiable |
| Supply Ability: | 60000 MT per Year |
| Delivery Time: | 30 Days |
| Packaging Details: | Seaworthy Wooden box, customized Packing |
| Model Number: | HBPST-1 |
| Delivery Condition: | +C,+LC，+SR，+N，+A |
| Standard: | EN10305-1, EN10305-4 |
| Port: | Shanghai Port |
| Payment: | T/T; L/C |
| Trade Term: | FOB, EXW, CIF |
| Material: | E235, E355 |
| Company Info. |
| Jiangsu Hongbao Group Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |
EN10305-1 EN10305-4 Precision Seamless Steel Tubes For Hydraulic Systerm
Standard Statement
EN 10305-1:
2010. Steel tubes for precision applications. Technical delivery
conditions. Seamless cold drawn tubes.
EN 10305-4:
2011. Steel tubes for precision applications. Technical delivery conditions. Seamless cold drawn tubes for hydraulic and pneumatic power systems.
Material
Main material: E235,E355
Other aviliable material: 10#,20#,45#,16Mn, ST30Al,ST35, ST37,ST37.4,ST45,ST52,ST52.4,E155,E195,E255, etc
OD: 4-120mm
WT: 0.5-15mm
Delivery Condition
| Designation | Symbol | Description |
| Cold drawn/ hard | +C | No heat treatment after the final cold drawig process. |
| Cold drawn/ soft | +LC | No heat treatment after the final cold drawig process. |
| Cold draw and stress relieved | +SR | After the final cold drawing process there is a stress relieve heat treatment in a controlled atmosphere. |
| Annealed | +A | After the final cold drawing process the tubes are annealed in a controlled atmosphere. |
| Normalized | +N | After the final cold drawing operation the tubes are normalized in a controlled atmosphere. |
Application
Hydraulic system of diesel engine and engineering machinery;
Hydraulic system of locomotive.
Advantage of Precision Seamless Steel Tubes
2. High precision can be done in small batch production;
3. Cold drawing finished products with high precision and good surface quality.
4. The transverse area of the steel tube is more complicated;
5. Steel pipe performance is superior, metal is more dense.
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