GB/T 2089-2009Cylindrical coiled compression spring dimensions and parameters (English PDF)

1 Scope

This standard specifies the general structure of cylindrical spiral compression spring in the form of rings and tight ends made smooth or flat cylindrical spiral compression spring

Dimensions and parameters.

This standard applies to static loads and by the number of cycles of dynamic load N<=105 common cold or hot rolled coil circular cross-section cylindrical helical compression spring (Hereinafter referred to as spring). Spring material having a diameter of 0.5mm ~ 60mm.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research

Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

GB/T 1222 spring steel

GB/T 1239.2 Cold coiled helical springs - Technical specifications - Part 2. Compression springs

GB/T 1805 spring term

GB/T 4357-1989 carbon spring steel wire

GB/T 23934 Hot coiled helical compression springs - Technical specifications

GB/T 23935-2009 cylindrical coil spring design calculation

3 Terms and symbols

Terminology and symbols used in this standard shall comply with GB/T 1805 and Table 1.

Table 1

Parameter Name Code Unit

Spring diameter D mm

D1 mm inner diameter of the spring

Spring diameter D2 mm

Effective number of turns like loop

The total number of turns like a circle

Z ring-shaped support ring

Free height H0 mm

Spring rate F 'N/mm

Convolution than C

Aspect ratio b

Tensile strength Rm MPa

Test load Fs N […]