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honed tube:
DIN2391 ST52
| Chemical Composition | C | Si | Mn | P | S |
| <=0.22 | <=0.55 | <=1.60 | <=0.025 | <=0.025 | |
Mechanical Property:
| Tensile Strength(Rm)(Mpa)Min | Yield Strength(ReH)(Mpa)min | Elongation(%) |
| 580 | 420 | 10 |
Application:Hydraulic cylinder for Excavator,forklift,Engineering Machines.
Long-term relations with Hyundai Excavator company.
