oSIST prEN ISO 22705-1:2025

SLOVENSKI STANDARD
01-julij-2025
Vzmeti - Merilni in preskusni parametri - 1. del: Hladno oblikovane cilindrične
vijačne, tlačne vzmeti (ISO 22705-1:2021)
Springs - Measurement and test parameters - Part 1: Cold formed cylindrical helical
compression springs (ISO 22705-1:2021)
Federn - Mess- und Prüfgrößen - Teil 1: Kaltgeformte zylindrische
Schraubendruckfedern (ISO 22705-1:2021)
Ressort - Mesures et paramètres d'essai - Partie 1: Ressort hélicoïdal de compression
cylindrique formé à froid (ISO 22705-1:2021)
Ta slovenski standard je istoveten z: prEN ISO 22705-1
ICS:
21.160 Vzmeti Springs
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

INTERNATIONAL ISO
STANDARD 22705-1
First edition
2021-03
Springs — Measurement and test
parameters —
Part 1:
Cold formed cylindrical helical
compression springs
Ressort - Mesures et paramètres d'essai —
Partie 1: Ressort hélicoïdal de compression cylindrique formé à froid
Reference number
ISO 22705-1:2021(E)
©
ISO 2021
ISO 22705-1:2021(E)
© ISO 2021
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ii © ISO 2021 – All rights reserved

ISO 22705-1:2021(E)
Contents Page
Foreword .v
1 Scope . 1
2 Normative references . 1
3 Terms, definitions, symbols and abbreviated terms . 1
3.1 Terms and definitions . 1
3.2 Symbols and abbreviated terms. 2
4 Environmental conditions . 3
5 Qualifications of the person(s) performing the work . 3
6 Geometries of guiding and supporting devices . 4
7 Measuring and testing equipment . 4
8 Measurement and test parameter for technical cold formed cylindrical
compression springs . 4
8.1 Free length (L ). 4
8.1.1 General. 4
8.1.2 Type of characteristic . 4
8.1.3 Measuring and/or testing equipment . 4
8.1.4 Conditions of measurement and testing . 5
8.1.5 Method of measurement and testing . 5
8.1.6 Test location on the product . 6
8.2 Outside diameter (D ) . 6
e
8.2.1 General. 6
8.2.2 Type of characteristic . 6
8.2.3 Measurement and/or testing equipment . 7
8.2.4 Conditions of measurement and testing . 7
8.2.5 Method of measurement and testing . 7
8.2.6 Test location on the product . 9
8.3 Inside diameter (D ) .10
i
8.3.1 General.10
8.3.2 Type of characteristic .10
8.3.3 Measuring and/or testing equipment .10
8.3.4 Conditions of measurement and testing .10
8.3.5 Method of measurement and testing .10
8.3.6 Test location on the product .12
8.4 Total number of coils (n ), number of active coils (n) and coil direction .13
t
8.4.1 General.13
8.4.2 Type of characteristic .13
8.4.3 Measuring and/or testing equipment .15
8.4.4 Conditions of measurement and testing .15
8.4.5 Method of measurement and testing .15
8.4.6 Test location on the product .16
8.5 Applied end coils .16
8.5.1 General.16
8.5.2 Type of characteristic .16
8.5.3 Measuring and/or testing equipment .17
8.5.4 Conditions of measurement and testing .17
8.5.5 Method of measurement and testing .17
8.5.6 Test location on the product .17
8.6 Solid length (L )/solid force (F ) .17
c c
8.6.1 General.17
8.6.2 Type of characteristics .17
8.6.3 Measuring and/or testing equipment .18
8.6.4 Conditions of measurement and testing .18
ISO 22705-1:2021(E)
8.6.5 Method of measurement and testing .18
8.6.6 Test location on the product .19
8.7 Spring load (F) .19
8.7.1 General.19
8.7.2 Type of characteristic .19
8.7.3 Measuring and/or testing equipment .19
8.7.4 Conditions of measurement and testing .19
8.7.5 Method of measurement and testing .20
8.7.6 Test location on the product .20
8.8 Spring pitch (p)/distance between the coils .20
8.8.1 General.20
8.8.2 Type of characteristic .20
8.8.3 Measuring and/or testing equipment .21
8.8.4 Conditions of measurement and testing .21
8.8.5 Method of measurement and testing .21
8.8.6 Test location on the product .21
8.9 Ground surface/angle .21
8.9.1 General.21
8.9.2 Type of characteristic .22
8.9.3 Measuring and/or testing equipment .22
8.9.4 Conditions of measurement and testing .23
8.9.5 Method of measurement and testing .23
8.9.6 Test location on the product .
...