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BS EN 10305-3:2023

BS EN 10305-3:2023

$167.15

Steel tubes for precision applications. Technical delivery conditions – Welded cold sized tubes

Published By Publication Date Number of Pages
BSI 2023 42
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This document specifies the technical delivery conditions for welded cold sized steel tubes of circular cross section with specified outside diameter D ā‰¤ 193,7 mm and of square and of rectangular cross section for precision applications. This document can also be applied to welded cold sized tube with other cross section shapes. Tubes according to this document are characterized by having precisely defined tolerances on dimensions and a specified maximum surface roughness. Typical fields of application are in the automotive, furniture and general engineering industries.

PDF Catalog

PDF Pages PDF Title
2 undefined
8 1 Scope
2 Normative references
9 3 Terms and definitions
10 4 Symbols
5 Classification and designation
5.1 Classification
5.2 Designation
11 6 Information to be supplied by the purchaser
6.1 Mandatory information
6.2 Options
12 6.3 Examples of orders
13 7 Manufacturing process
7.1 Steelmaking process
7.2 Tube manufacture, surface conditions and delivery conditions
14 8 Requirements
8.1 General
8.2 Chemical composition
16 8.3 Mechanical properties
18 8.4 Appearance and internal soundness
20 8.5 Dimensions and tolerances
8.5.1 Circular tubes
22 8.5.2 Square and rectangular tubes
26 8.5.3 Tubes of other shapes
8.5.4 Lengths
27 8.5.5 Straightness
8.5.6 Preparation of tube ends
9 Inspection
9.1 Types of inspection
28 9.2 Inspection documents
9.2.1 Types of inspection documents
9.2.2 Content of inspection documents
29 9.3 Summary of inspection and testing
10 Sampling
10.1 Test unit
30 10.2 Preparation of samples and test pieces
10.2.1 Selection and preparation of samples for product analysis
10.2.2 Location, orientation and preparation of samples and test pieces for mechanical tests
10.2.2.1 General
10.2.2.2 Test pieces for the tensile test
31 10.2.2.3 Test pieces for the flattening or drift expanding test
10.2.3 Test pieces for roughness measurement
11 Test methods
11.1 Chemical analysis
11.2 Tensile test
32 11.3 Flattening test
33 11.4 Drift expanding test
34 11.5 Dimensional inspection
11.6 Roughness measurement
11.7 Visual examination
11.8 Non-destructive testing
11.8.1 Testing for longitudinal imperfections
11.8.2 Leak-tightness
11.8.3 Testing of transverse strip end welds of coiled tubing for imperfections
11.9 Retests, sorting and reprocessing
35 12 Marking
13 Protection and packaging
36 Annex A ā ā ā ā (informative)Available options in the EN 10305 series
38 Annex B ā ā ā ā (informative)Other innovative steel tubes available in the market – Single-phase ferrite microstructure strengthened with nano-precipitates

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BS EN 10305-3:2023
$167.15