ДСТУ EN 131-2:2022 Стремянки. Часть 2. Требования, испытания, маркировка (EN 131-2:2010+A2:2017, IDT)

ДСТУ EN 131-2:2022
(EN 131-2:2010+A2:2017, IDT)

Драбини. Частина 2. Вимоги, випробування, маркування

 
   
 
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

European foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Requirements

4.1 General

4.2 Materials

4.3 Design

4.4 Surface finish

4.5 Hinges (turning points)

4.6 Opening restraints

4.7 Rungs/steps/platforms

4.8 Platform

4.9 Ladder feet and anti-skid devices

4.10 Extending and sectional ladders

5 Testing

5.1 General

5.2 Strength test for all ladders

5.3 Bending test of the stiles

5.4 Lateral deflection test of the ladder

5.5 Bottom stile ends test

5.6 Vertical load on rungs, steps and platforms

5.7 Torsion test of rungs and steps

5.8 Test of opening restraints and hinges of standing ladders

5.9 Test for ladder rung/step hooks of extending ladders and combination ladders

5.10 Kick-up test of the platform of standing ladders

5.11 Feet pull test

5.12 Test on hand-/kneerails

5.13 Maximum extension of ladder

5.14 З-part combination ladder in А-position test

5.15 Torsion test for standing ladders

5.16 Test methods for plastic ladders

6 Marking and user instructions

7 Certification

Annex A (normative) Test sequence

Annex В (informative) A-deviations

Bibliography