NS EN 15373 : 1ED 2007

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Test sequence
5 Safety requirements
  5.1 General
  5.2 Shear and squeeze points
      5.2.1 Shear and squeeze points when setting up and
            folding
      5.2.2 Shear and squeeze points under influence of
            powered mechanisms
      5.2.3 Shear and squeeze points during use
  5.3 Stability
      5.3.1 General
      5.3.2 Swivelling chairs
      5.3.3 Non swivelling chairs
  5.4 Rolling resistance of the unloaded chair
6 Strength and durability
  6.1 General
  6.2 Strength and durability requirements
7 Information for use
8 Test report
Annex A (normative) Tests for special types of seating and
        components
A.1 Vertical upwards static load on arm rests
    A.1.1 Seating which may be moved when occupied
    A.1.2 Stacking seating
A.2 Vertical load on back rests
A.3 Auxiliary writing surface static load test
A.4 Auxiliary writing surface fatigue test
A.5 Foot rail fatigue test
Annex B (informative) Additional tests
B.1 Drop test for stacking seating
B.2 Backward fall test
B.3 Drop test from the height of a table
Annex C (informative) Test Severity in Relation to
        Applications

Describes requirements for the safety, strength and durability of all types of non-domestic seating for adults.