Honed Tubes for Hydraulic, Pneumatic Cylinder

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Manufacturing and supplying of hydraulic equipment and hydraulic machines such as hydraulic cylinders, hose crimping machines, hydraulic jacks, hydraulic shearing machines, hydraulic tubes, hydraulic honing tubes and riveting hydraulic presses. Grade: ST 52,ST52.3,CK45, E355, 16Mn, STKM13C, SAE1020, SAE1026, SAE1045 Size range Inside diameter from 40 to 1000mm, Max length 20 meters. Straightness: 0.5 /1000 Tolerance EXT: DIN 2391 Tolerance INT: ISO H8 Roughness(Ra): 0.2 to 0.4 Type: cold drawing, normalizing treatment, honing. Chemical composition(%) Si(Max) Mn (Max) C Max) P (Max.) S (Max) 0.55 1.60 0.22 0.025 0.25 Mechanical properties: Tensile strength Min Yield Point Min Elongation % Min 580 N/mm2 420 N/mm2 10 Marking: SunnySteel, ID, OD Length: unfixed length or fixed length Package: banding with steel strips, braiding parcel at outside Conservation: Anti rust oiled coating on the inside and outside of the surface, plastic caps at both ends. Impact test: -20℃, 27 J (only for special requirement) High precision cold drawn tube(ready to honed tube) can also be supplied.

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Sunny Steel Enterprise Ltd.

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