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BS ISO 7173:2023

BS ISO 7173:2023

$215.11

Furniture. Chairs and stools. Determination of strength and durability

Published By Publication Date Number of Pages
BSI 2023 80
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PDF Catalog

PDF Pages PDF Title
2 National foreword
8 Foreword
9 1 Scope
2 Normative references
3 Terms and definitions
11 4 General test conditions
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 General
5.10.2 Circular body
17 5.10.3 Springs
5.10.4 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
21 6.3 Determination of angle of backrest inclination
22 6.4 Seat static load and backrest static load test
6.4.1 General
23 6.4.2 Seating with rocking runners
24 6.5 Seat front edge static load test
6.6 Vertical load test on backrests
25 6.7 Horizontal forward static load test on backrests
6.8 Footrest static load test
26 6.9 Apply a vertical force by means of the local loading pad (5.8) — Legrest static load test
6.10 Armrest sideways static load test
27 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
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
31 6.17 Combined seat and backrest durability test
6.17.1 General
32 6.17.2 Seating with rocking runners
34 6.18 Seat front edge durability test
35 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
6.27.1 Drop test for multiple seat units
40 6.27.2 Drop test for stacking seating
41 6.27.3 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 General
6.31.2 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
9 Test report
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)
65 Annex D (informative) Purpose and applicability of test methods
70 Annex E (informative) Suggested loads and cycles
76 Annex F (informative) Example construction of front load locator device
78 Bibliography

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BS ISO 7173:2023
$215.11