Cold Drawn Seamless Hydraulic Cylinder Honed Tubes 

EN 10305-1 E355 Seamless Carbon Steel Hydraulic Cylinder Honed Tube The similar steel tubes as DIN2391 St52.3 cold drawn precision tubes. The steel tubes produced from cold drawn steel tubing with honing and skiving, roller burnished in the inner and outer steel tubes surface to promise the high surface roughness and tolerance for application of hydraulic cylinders,hydraulic jack, telescope cylinders,and precision cylinder shaft rods. 1. Steel tubes Material: ST45, ST52, E355, E355SR, STKM13C, SAE1026, 20#, Q235B, CK45, CK20, 16Mn, 27SiMn etc 2. The cold drawn tubing similar standard: DIN2391, EN10305, DIN17175 etc 3. The steel pipes OD: 40-400mm 4.The steel tubes WT: 5-40mm 5. Length: Random (5-7m) or Fixed length as per order of confirmation 6. Polishing: To 0.4Ra Max 7. Supply Condition: BK(+C), BK+S (+SR)  8. …

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