Custom tubes and profiles
Shapes, Dimensions
Solid sections :
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square section; 25 mm² to 6000 mm² (0.2kg/m to 45kg/m)
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Usual tolerances; type h11 (to h9 depending on shapes)
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Common lengths: 3m to 5m, to 7 meters depending on profiles
Hollow sections :
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Cold drawn from hot rolled tubes or seamless tubes
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Inside Dimension: min : 5 mm
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Outside Dimension max :150 mm
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Wall Thickness: 0.5 mm à 12 mm
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Tolerances: according to EN 10305-1, commonly h11, up to h8 depending on shapes and dimensions
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Common lengths: 3m to 6m, up to 8m depending on shapes
Open profiles :
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cold drawn from flat stripes
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Dimension maxi: 180 mm
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Thickness mini: 1 mm
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Tolerances: according to requirement (less tight on flexible area)
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Common lengths: 3m to 6m, up to 6.5m depending on shapes
Finish
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Surface treatment, pickling, descaling, phosphating, oiling
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Possible finish: as drawn or lightly phosphate and oiled
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Heat Treatment: normalization, stress release, etc
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De-twisting, straightening, cut to length
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On request we can achieve machining operations, coating and other
Standards and Grades :
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EN 10277 :2018 - bright steel products
This standard replaces previous EN 10277-1 to 5 May 2018
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EN 10305-1 :2016 Seamless cold drawn tubes
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EN 10305-2 :2016 Welded cold drawn tubes
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EN ISO 683-1 : Non-alloy steels for Quenching and Tempering
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EN ISO 683-2 : Alloy steels for Quenching and Tempering
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EN ISO 683-3 : Case hardening steels
Osborn Metals can also cold draw other steel grades and stainless steel in condition to be agreed