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The size range(I.D): 63mm~250mm
The tolerance of O.D: According to DIN 2391( EN10305-1)
I.D: ISO H8.
Roughness:0.4 microns(max), average: less than 0.2 micron
The max length: 9m.
Straightness: 0.8/1000 or better.
Delivery condition: ST52 BKS, E355 SR.
Mechanical properties
Steel grade | Yield strength MPa | Tensile strength MPa | Elongation |
ST52( E355) + BKS | 520 | 600 | 14% |
Certificate: EN10204 3.1
Antirust oil protection six months of warranty if handled with care and mantained in room temperature. Both ends closed by plastic caps.
Honed tube
