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AS/NZS 3813:2016


Plastic monobloc chairs — Determination of strength and durability, stability, UV and weathering, and ignitability

This Standard provides manufacturers of plastic monobloc chairs with test methods to ensure that such chairs are safe, reliable and suitable for adult persons up to 135kg in mass.
Published: 31/10/2016
Inclusive of GST
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Table of contents
Cited references
Content history
Table of contents
About this publication
1 Scope and general
1.1 Scope
1.2 Referenced documents
1.3 Definitions
1.4 Marking
1.4.1 General
1.4.2 Marking
1.5 Product conformity
1.6 General provisions
1.7 Failure criteria
1.7.1 Strength and durability
1.7.2 Stability
1.7.3 UV and weathering
1.7.4 Ignitability
2 Determination of strength and durability
2.1 General test requirements
2.1.1 Preliminary preparation
2.1.2 Sample selection
2.1.3 Partial validation testing schedule
2.1.4 Application of forces
2.1.5 Accuracy and precision
2.1.6 Sequence of testing
2.2 Test environment and apparatus
2.2.1 General
2.2.2 Floor surface
2.2.3 Stops
2.2.4 Loading pads General Seat loading pad Smaller seat loading pad Back loading pad Local loading pad Foam for facing loading pads
2.2.5 Seat impacter Circular body Springs Striking surface
2.2.6 Pendulum impact hammer
2.2.7 Chair loading position template
2.3 Initial inspection
2.4 Test procedures
2.4.1 Seat static load test
2.4.2 Back static load test
2.4.3 Leg rearwards static load test
2.4.4 Arm sideways static load test
2.4.5 Arm downwards static load test
2.4.6 Seat fatigue test
2.4.7 Back and leg rearwards fatigue test
2.4.8 Armrest fatigue test
2.4.9 Leg forwards static load test
2.4.10 Leg sideways static load test
2.4.11 Seat impact test
2.4.12 Back impact test
2.4.13 Arm impact test
2.4.14 Drop test
2.5 Assessment of results
2.6 Test report
3 Determination of stability—experimental method
3.1 Introduction
3.2 General test requirements
3.2.1 Sample preparation
3.2.2 Sample selection
3.2.3 Positioning
3.2.4 Accuracy and precision
3.3 Apparatus
3.3.1 Floor surface
3.3.2 Force application device
3.3.3 Loading pad
3.3.4 Stops
3.4 Test procedures
3.4.1 Forwards overbalancing and sideways overbalancing for chairs without arms
3.4.2 Rearwards overbalancing
3.4.3 Sideways overbalancing for chairs with arms
3.5 Test report
4 UV and weathering
4.1 Introduction
4.2 Sample selection
4.3 Apparatus and test procedure
4.4 Assessment of results
4.5 Test report
5 Ignitability
5.1 Introduction
5.2 General test requirements
5.2.1 Preliminary preparation
5.2.2 Sample selection
5.3 Apparatus
5.3.1 Smouldering cigarette ignition source
5.3.2 Match flame equivalent ignition source
5.4 Test procedure
5.5 Test report
Appendix A
A1 Introduction
A2 Apparatus—chair loading position template
A3 Test procedure
Appendix B
Cited references in this standard
Methods of test for textiles, Method 4.A02: Colourfastness tests — Grey scale for assessing change in colour
Rubber, vulcanized or thermoplastic — Determination of hardness — Part 2: Hardness between 10 IRHD and 100 IRHD
Textiles — Tests for colour fastness — Part A02: Grey scale for assessing change in colour — Technical Corrigendum 2
Plastics — Methods of exposure to laboratory light sources — Part 2: Xenon-arc lamps — Amendment 1: Classification of daylight filters
BS 5852
Methods of test for assessment of the ignitability of upholstered seating by smouldering and flaming ignition sources
Content history
DR AS/NZS 3813:2015