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BS ISO 22705-3:2024

BS ISO 22705-3:2024

$167.15

Springs. Measurement and test parameters – Cold formed cylindrical helical torsion springs

Published By Publication Date Number of Pages
BSI 2024 40
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PDF Catalog

PDF Pages PDF Title
2 undefined
7 Foreword
9 1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviated terms
3.1 Terms and definitions
10 3.2 Symbols and abbreviated terms
12 4 Environmental conditions
13 5 Qualifications of the person(s) performing the work
6 Geometries of guiding and supporting devices
7 Measuring and testing equipment
8 Measurement and test parameter for technical cold formed cylindrical torsion springs
8.1 Body length (LB)
8.1.1 General
8.1.2 Type of characteristic
8.1.3 Measuring and/or testing equipment
14 8.1.4 Conditions of measurement and testing
8.1.5 Method of measurement and testing
15 8.1.6 Test location on the product
8.2 Outside diameter (De)
8.2.1 General
16 8.2.2 Type of characteristic
8.2.3 Measurement and/or testing equipment
8.2.4 Conditions of measurement and testing
8.2.5 Method of measurement and testing
18 8.2.6 Test location on the product
8.3 Inside diameter (Di)
8.3.1 General
19 8.3.2 Type of characteristic
8.3.3 Measurement and/or testing equipment
8.3.4 Conditions of measurement and testing
8.3.5 Method of measurement and testing
21 8.3.6 Test location on the product
22 8.4 Spring leg length (l)
8.4.1 General
8.4.2 Type of characteristic
8.4.3 Measurement and/or testing equipment
23 8.4.4 Conditions of measurement and testing
8.4.5 Method of measurement and testing
8.4.6 Test location on the product
8.5 Number of coils (n) and coil direction
8.5.1 General
24 8.5.2 Type of characteristic
8.5.3 Measurement and/or testing equipment
8.5.4 Conditions of measurement and testing
8.5.5 Method of measurement and testing
25 8.5.6 Test location on the product
8.6 Bending radius on legs (r)
8.6.1 General
8.6.2 Type of characteristic
8.6.3 Measurement and/or testing equipment
26 8.6.4 Conditions of measurement and testing
8.6.5 Method of measurement and testing
8.6.6 Test location on the product
8.7 Angle of bend on legs (φ)
8.7.1 General
8.7.2 Type of characteristic
27 8.7.3 Measurement and/or testing equipment
8.7.4 Conditions of measurement and testing
8.7.5 Method of measurement and testing
28 8.7.6 Test location on the product
8.8 Spring pitch (p)/distance between the coils (u)
8.8.1 General
8.8.2 Type of characteristic
29 8.8.3 Measurement and/or testing equipment
8.8.4 Conditions of measurement and testing
8.8.5 Method of measurement and testing
8.8.6 Test location on the product
8.9 Spring torque (M)
8.9.1 General
8.9.2 Type of characteristic
30 8.9.3 Measurement equipment
8.9.4 Conditions of measurement
8.9.5 Method of measurement
31 8.9.6 Test location on the product
8.10 Free angle ()
8.10.1 General
8.10.2 Type of characteristic
32 8.10.3 Measurement and/or testing equipment
8.10.4 Conditions of measurement and testing
8.10.5 Method of measurement and testing
8.10.6 Test location on the product
8.11 Shear-off burr
8.11.1 General
8.11.2 Type of characteristic
33 8.11.3 Test equipment
8.11.4 Conditions of testing
8.11.5 Method of testing
8.11.6 Test location on the product
34 Annex A (informative) Calculation of spring rate RM
35 Annex B (informative) Type of legs
36 Annex C (informative) Measurement of the length of leg l
37 Annex D (informative) Offset of leg c
38 Bibliography

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BS ISO 22705-3:2024
$167.15