AS/NZS 1163:2009


Cold-formed structural steel hollow sections

Specifies requirements for cold-formed steel hollow sections for structural purposes, for the nine grades electric arc-welded, cold-formed structural steel hollow sections.
Published: 09/12/2009
Pages: 38
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Table of contents
Cited references
Content history
Table of contents
About this publication
1 Scope
2 Normative references
3 Definitions
4 Notation
5 Designation
6 Manufacturing process—Steel feed
7 Chemical composition
7.1 General
7.2 Cast analysis
7.3 Product analysis
7.4 Suitability for zinc coating
8 Manufacturing tolerances
8.1 General
8.2 Measurement of size and shape
8.2.1 General
8.2.2 External dimensions
8.2.3 Thickness
8.2.4 Out-of-roundness
8.2.5 Concavity and convexity
8.2.6 Squareness of sides
8.2.7 External corner profile
8.2.8 Twist
8.2.9 Straightness
9 Freedom from defects
9.1 General
9.2 Weld seam
9.2.1 Position
9.2.2 Defects
10 Testing
10.1 Selection of test samples
10.2 Position and orientation of test pieces
10.2.1 Tensile test and impact test
10.2.2 Cold flattening test
10.3 Number of mechanical tests
10.4 Retests
10.5 Preparation of test pieces for mechanical testing
10.5.1 General
10.5.2 Tensile test pieces Form of test piece Circular hollow sections (CHS) Rectangular hollow section (RHS)
10.5.3 Impact test piece
10.5.4 Ageing treatment
10.5.5 Cold flattening test
10.6 Mechanical testing
10.6.1 Tensile test
10.6.2 Impact test Hollow sections with nominal thickness of 6 mm or greater Hollow sections with nominal thickness less than 6 mm
10.6.3 Cold flattening test
11 Mechanical properties
11.1 Tensile test
11.2 Impact test
11.3 Cold flattening test
12 Removal of surface defects
12.1 Grinding
12.2 Depositing weld metal
12.3 Removal of upset
13 Identification, certification and independent tests
13.1 Identification
13.1.1 Individual length markings
13.1.2 Bundle/pack markings
13.2 Test reports and test certificates
13.2.1 Qualifications on test reports and test certificates
13.2.2 Minimum requirements for reports and test certificates
13.3 Independent tests
14 Rounding of numbers
14.1 General
14.2 Tensile properties
15 Manipulation
16 Nominal dimensions, section properties and mass
17 Sampling and testing to demonstrate product conformity
Appendix A
A1 General
A2 Information to be supplied by the purchaser
A3 Inspection
A4 Heat treatment
Appendix B
B1 Scope
B2 Sampling and testing
B2.1 General
B2.2 Minimum batch sampling and testing
B2.2.1 Batch sampling
B2.2.2 Conformity
B2.2.3 Retests
B2.2.3.1 Tensile test and cold flattening test
B2.2.3.2 Impact tests
B2.3 Statistical Sampling
B2.3.1 General
B2.3.2 Tensile tests
B2.3.2.1 General
B2.3.2.2 Sampling conditions
B2.3.3 Impact tests
B2.3.3.1 General
B2.3.3.2 Sampling conditions
Appendix C
C1 Scope
C2 Background
C3 Application of ISO 7966
C3.1 General
C3.2 Basic criteria
C3.3 Additional criteria
Appendix D
Cited references in this standard
Hot-dip galvanized (zinc) coatings on ferrous hollow sections, applied by a continuous or a specialized process
Hot-dip galvanized (zinc) coatings on fabricated ferrous articles
Metallic materials — Tensile testing — Method of test at room temperature
Method for impact tests on metals, Part 2: Charpy V-notch
Methods for the determination of grain size in metals
Content history
DR 07236