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BSI 22/30420624 DC 2022

$13.70

BS ISO 7173. Furniture. Chairs and stools. Determination of strength and durability

Published By Publication Date Number of Pages
BSI 2022 78
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PDF Catalog

PDF Pages PDF Title
8 Foreword
9 1 Scope
2 Normative references
3 Terms and definitions
11 4 General test condition
4.1 Preliminary preparation
4.2 Application of forces
4.3 Tolerances
12 5 Test equipment and apparatus
5.1 General
5.2 Seat loading point template
15 5.3 Floor
5.4 Stops
5.5 Seat loading pad
5.6 Smaller seat loading pad
16 5.7 Back loading pad
5.8 Local loading pad
5.9 Foam for use with loading pads
5.10 Seat impactor
5.10.1 Circular body
17 5.10.2 Springs
5.10.3 Striking surface
5.11 Impact hammer
18 5.12 Armrest durability test apparatus
19 5.13 Test surface for castor testing
5.14 Front load locator device
5.15 Loading discs
6 Test procedures – Seating other than work chairs
6.1 General
20 6.2 Determination of seat and back loading points
6.2.1 General
6.2.2 Seating with a backrest
6.2.3 Seating without a backrest
22 6.3 Determination of angle of backrest inclination
23 6.4 Seat static load and backrest static load test
25 6.5 Seat front edge static load test
6.6 Vertical load test on backrests
6.7 Horizontal forward static load test on backrests
26 6.8 Footrest static load test
27 6.9 Legrest static load test
6.10 Armrest sideways static load test
6.11 Arm rest downwards static load test
28 6.12 Headrest static load test
6.13 Vertical upwards static load test on armrests
6.13.1 Seating which can be moved when occupied
29 6.13.2 Stacking seating
6.14 Vertical static load test on auxiliary writing surfaces
6.15 Leg forward static load test
30 6.16 Leg sideways static load test
32 6.17 Combined seat and backrest durability test
35 6.18 Seat front edge durability test
6.19 Durability test on outdoor seating with a multi-position backrest
36 6.20 Armrest durability test
6.21 Footrest durability test
6.22 Auxiliary writing surfaces durability test
6.23 Tipping seat operation test
37 6.24 Seat impact test
6.25 Backrest impact test
38 6.26 Armrest impact test
39 6.27 Drop tests
40 6.27.1 Drop test for stacking seating
41 6.27.2 Drop test from the height of a table
6.28 Backward fall test
42 6.29 Castor and chair base durability test
6.29.1 Castor and chair base durability test for chairs with castors on all legs
6.29.2 Castor and chair base durability test for chairs with castor and glide combinations
6.30 Rolling resistance test of the unloaded chair
6.31 Seat side-to-side durability test in D-G points for single column seating
6.31.1 Loading points
43 7 Test procedures – Work Chairs
7.1 General
45 7.2 Loading points
7.2.1 General
7.2.2 Loading point A
7.2.3 Loading point B
7.2.4 Loading point C
7.2.5 Loading point D
7.2.6 Loading point E
7.2.7 Loading point F
7.2.8 Loading point G
7.2.9 Loading point H
7.2.10 Loading point J
47 7.3 Combined seat and backrest static load test
7.4 Seat front edge static load test
7.5 Armrest downward static load test – central
48 7.6 Armrest downward static load test – front
7.7 Armrest sideways static load test
7.8 Footrest static load test
49 7.9 Seat and backrest durability test
50 7.10 Armrest durability test
7.11 Swivel test
7.12 Footrest durability test
7.13 Castor and chair base durability test
7.14 Rolling resistance test of the unloaded chair
8 Test procedures – Loungers
8.1 General
51 8.2 Seat and backrest static load test
8.3 Additional seat and legrest static load test
52 8.4 Seat and backrest durability test
8.4.1 Seat and backrest durability test procedure
8.4.2 Additional seat durability test procedure
53 8.5 Durability test on backrest mechanism
8.6 Armrest downwards static load test
8.7 Armrest durability test
8.8 Impact test
55 8.9 Lifting test for mobile loungers
56 Annex A (normative) Seat loading pad data
59 Annex B (informative) Armrest loading pad details
60 Annex C (normative) Front load locator device (5.14)
66 Annex D (informative) Purpose and applicability of test methods
72 Annex E (informative) Suggested loads and cycles
78 Bibliography
BSI 22/30420624 DC 2022
$13.70