Seamless cold drawn tube ∅175/145
262.80€ price for meter, excluding VAT
175
145
15
Steel E355SR (St52.3 BK+S)
EN10083 (DIN17200)
Outside diameter, mm | 175 |
Inner diameter, mm | 145 |
Tube wall thickness, mm | 15 |
Material | Steel E355SR (St52.3 BK+S) |
Manufacturing standard | EN10083 (DIN17200) |
Description
At the sale, the tube is cut at the customer’s indication with length +/- 1 mm. Cutting step 10mm. Max. length of cutting is defined on the max. length of the available in the stock ( shown in the tec. characteristics).
Cold drawn seamless precision tubes made by steel are used in the repair and production of shells for hydraulic cylinders with standard charge.
The advantage of the precision tubes is the high accuracy of their productions, better surface quality, more types of measurements, guaranteed mechanical and technical characteristics.
Chemical content
Steel grade | % C | % Mn | % Si | % P | % S | % Cr | % Ni | % Mo |
СК45 | ≤ 0,39 | ≤ 0,80 | ≤ 0,40 | ≤ 0,035 | ≤ 0,04 | ≤ 0,40 | ≤ 0,40 | ≤ 0,10 |
Mechanical characteristics
Steel grade | Yield point, RP 0,2 MPa | U.T.S., Rm MPa | Elongation, % | Impact test at -20°C Joules (10×10) |
СК45 | > 560 | > 275 | > | > 14 |
Technical specifications
Outside diameter, mm | 175 |
Inner diameter, mm | 145 |
Tube wall thickness, mm | 15 |
Material | Steel E355SR (St52.3 BK+S) |
Manufacturing standard | EN10083 (DIN17200) |
Straightness | 0,25mm/1000mm |
Surface Roughness Rt 3 μm max. | Ra < 0,2 µm |
Manufacturing brand | STELMI |
Inside surface tpi | > 60% a 0,17 µm of depth |
Inside surface hardness | HB 190-245 |
Manufacturing length | 6-9 m |
Tolerance | ISO f7 |
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