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| Application | Hydraulic Cylinder / Pneumatic Cylinder | Standard | DIN 2391 / EN 10305-1 |
| Grade | ST52 / CK45 / E355 / 1020 | Certificate | CE, BSI, RoHS, Gs, ISO 9001 |
| Alloy Or Not | Is Alloy | Section Shape | Round |
| Surface Treatment | Hot Rolled | Length | 12 m, 6 m, 6.4 m |
| Tolerance | ISO H8 / H9 | Special Pipe | API Pipe, Other, Thick Wall Pipe, EMT Pipe |
| Oiled or Non-oiled | Slightly Oiled | Processing Service | Honing / Skiving / Cutting |
| Delivery Time | 8 ~ 14 days | Invoicing | By Actual Weight |
| Inner Surface Roughness | Ra 0.2 - 0.4 microns (Mirror Finish) | ID Tolerance Class | ISO H8 / H9 |
| Yield Strength | > 520 Mpa (For E355/ST52) | Heat Treatment | Stress Relieved (BK+S) |
| Straightness | 0.3mm/1000mm max | Processing Method | Skiving and Roller Burnishing (SRB) |
| Protection | Caps on both ends + Internal Oil | Eccentricity | < 5% (Uniform Wall Thickness) |
| Certificate | EN10204 3.1 MTC | Application | Excavator / Crane / Forklift / Jack |
China Loong Carbon Steel Co.,Ltd. Behind the growth and success are years of hard work and dedication in the steel industry and meeting customer needs on time. Advanced technology, standard products, certified quality standards and the best customer service make China Loong Carbon Steel Co.,Ltd. To be a true leader in the global market.
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Every industry has its unique set of material specifications and needs. That’s why you can count on the exceptional experience and industry knowledge of the professionals at Loong Carbon Steel - Meeting the Exact Needs of Every Industry That Uses steel.
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