ДСТУ EN 14200:2022 Залізничний транспорт. Елементи підвіски. Параболічні ресори зі сталі (EN 14200:2004, IDT)



ДСТУ EN 14200:2022
(EN 14200:2004, IDT)

Залізничний транспорт. Елементи підвіски. Параболічні ресори зі сталі

 

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

Contents

Foreword

Introduction

1 Scope

2 Normative references

3 Terms, definitions and symbols

3.1 Terms and definitions

3.2 Symbols

4 Dimensions, characteristics, designation

4.1 General

4.2 Complete spring, form A

4.3 Complete spring, type В

5 Individual parts

5.1 General

5.2 Spring buckle, type A

5.3 Spring buckle, type В

5.4 Pad and compensating pad

5.5 Gib-head key

5.6 Taper key

6 Requirements to be defined by the customer

6.1 Operating conditions

6.2 Geometrical requirements

6.3 Mechanical requirements

7 Product specification

7.1 Technical specification

7.2 Material

7.3 Mechanical properties

7.4 Physical requirements

7.5 Other

8 Test methods

8.1 Requirements

8.2 Requirements for spring test under load

8.3 Resistance to slipping of the spring leaves

8.4 Methods of test and taking of samples for general and binding requirements

8.5 Testing of the spring buckle

8.6 Testing and design of the spring eye

9 Product quality and final inspection

9.1 General

9.2 Control and monitoring of production quality

9.3 Requirements for the final inspection

9.4 Nonconformity

10 Marking of the spring buckle

11 Packaging

Annex A (normative) Materials for hot formed and treated parabolic springs

Annex В (normative) Magnetic particle testing on spring leaves

Annex C (normative) Testing the efficiency of the shot peening by the ALMEN method

Annex D (normative) Testing for inclusions

Bibliography