ДСТУ EN ISO 18592:2022 Контактная сварка. Разрушительное испытание сварных швов. Метод испытания на усталость многоточечных сварных образцов (EN ISO 18592:2019, IDT; ISO 18592:2019, IDT)



ДСТУ EN ISO 18592:2022
(EN ISO 18592:2019, IDT; ISO 18592:2019, IDT)

Контактне зварювання. Руйнівне випробування зварних швів.
Метод випробування на втому багатоточкових зварених зразків

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

Contents

European foreword

Foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Symbols and abbreviated terms

5 Specimens

5.1 General

5.2 Selection of suitable specimens

5.3 Specimen fabrication

5.3.1 Sheet material

5.3.2 Bending and forming

5.3.3 Tolerances

5.3.4 Welding

5.3.5 Storage

5.3.6 Inspection

5.4 Specimen geometry

5.4.1 General

5.4.2 Specimen geometry of tensile shear and peel specimens

5.4.3 Geometry of the hat and closed section specimens

5.4.4 Double disc and KS-2 specimen

6 Requirements for testing machine

7 Specimen grips and alignment

7.1 General

7.1.1 Alignment verification

7.1.2 Clamping device calibration

7.2 Shear and peel loading

7.2.1 General

7.2.2 Shear loading

7.2.3 Peel loading

7.2.4 Shear loading parallel to the joint line

7.2.5 Torsion loading

8 Test procedure

8.1 General

8.2 Mounting the H-specimens

8.3 Clamping procedure for the H-specimens

8.4 Fatigue test

8.4.1 General

8.4.2 Test frequency

8.5 Test termination

8.5.1 General

8.5.2 Stiffness calculation

8.5.3 Data acquisition

8.5.4 Failure criterion and number of cycles to failure

9 Test report

9.1 Basic information

9.1.1 General

9.1.2 Material prior to fatigue test specimen preparation

9.1.3 Mechanical properties

9.1.4 Specimen design and preparation

9.1.5 Test procedure

9.1.6 Fatigue testing machine

9.1.7 Ambient conditions during the fatigue test

9.1.8 Results of post-test examination

9.2 Presentation of fatigue test results

9.2.1 Tabular presentation

9.2.2 Graphical presentation

9.2.3 Numerical evaluation, statistics

Annex A (informative) Calibration specimen for verifying the load distribution in H-specimens

Annex B (informative) Hydraulic grips for the fatigue testing of H-specimens

Annex C (informative) Grip for the fatigue testing of H-specimens

Annex D (informative) Flow chart — Data acquisition

Bibliography