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Disc springs –Quality specifications –Dimensions;English version EN 16983:2016,English translation of DIN EN 16983:2017-02
اطلاعات کتابشناختی
Disc springs –Quality specifications –Dimensions;English version EN 16983:2016,English translation of DIN EN 16983:2017-02
Author :
Publisher :
Pub. Year :
2017.02
Subjects :
Call Number :
-DIN EN 16983:2017-02
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National foreword
(2)
DIN_EN_16983_2017-02_en_body_1.pdf
Contents Page
(4)
European foreword
(5)
1 Scope
(6)
2 Normative references
(6)
3 Terms, definitions, symbols, units and abbreviated terms
(6)
3.1 Terms and definitions
(6)
3.2 Symbols, units and abbreviated terms
(7)
Table 1 — Symbols, units and abbreviated terms
(7)
4 Dimensions and designation
(8)
4.1 General
(8)
Figure 1 — Single disc spring of group 1, 2 or 3 (sectional view), including the relevant points of loading
(8)
4.2 Disc spring groups
(8)
Table 2 — Disc spring groups
(8)
4.3 Dimensional series
(9)
Table 3 — Dimensional series
(9)
5 Spring material
(9)
6 Spring dimensions, nominal sizes, design values
(9)
6.1 Dimensional series A
(9)
Table 4 — Disc springs with ; ; E = 206 000 MPa; µ = 0,3
(9)
6.2 Dimensional series B
(10)
Table 5 — Disc springs with ; ; E = 206 000 MPa; µ = 0,3
(10)
6.3 Dimensional series C
(11)
Table 6 — Disc springs with ; ; E = 206 000 MPa; µ = 0,3
(11)
7 Manufacture
(12)
7.1 Manufacturing process and surface quality
(12)
Table 7 — Prescribed manufacturing processes and surface quality
(12)
7.2 Heat treatment
(13)
7.3 Shot peening
(13)
7.4 Presetting
(13)
7.5 Surface treatment and corrosion protection
(13)
8 Tolerances
(14)
8.1 Tolerances on diameter
(14)
8.2 Tolerances on thickness
(14)
Table 8 — Tolerances on thickness
(14)
8.3 Tolerances on free overall height, l0
(14)
Table 9 — Tolerances on free overall height, l0
(14)
8.4 Tolerances on spring load
(15)
8.4.1 Single disc springs
(15)
Table 10 — Tolerances on spring load
(15)
8.4.2 Springs stacked in series
(15)
Figure 2 — Loading and unloading curves obtained from testing springs stacked in series
(15)
Table 11 — Minimum spring load at unloading, as a percentage of the spring load at loading at Lt
(16)
8.5 Clearance between disc spring and guiding element
(16)
Table 12 — Recommended clearance between disc spring and guiding element
(16)
9 Creep and relaxation
(16)
Figure 3 — Permissible relaxation for disc springs made of carbon steel in accordance with EN 10132-4
(17)
Figure 4 — Permissible relaxation for disc springs made of alloy steel in accordance with EN 10089 and EN 10132-4
(18)
10 Permissible stresses
(18)
10.1 Static and rarely alternating loading
(18)
10.2 Dynamic loading
(18)
10.2.1 General
(18)
10.2.2 Permissible loading
(19)
Figure 5 — Fatigue life of not shot peened disc springs with t < 1,25 mm
(19)
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(20)
尰〰䙜〰ど尰〰杜〰ふ尰〰牜〰づ尰〰⁜〰〷尰〰†ᑜ〰〠尰〰䙜〰ち尰〰瑜〰ど尰〰杜〰ふ尰〰敜〰〠尰〰汜〰ど尰〰晜〰づ尰〰⁜〰は尰〰晜〰〠尰〰湜〰は尰〰瑜〰〠尰〰獜〰と尰〰潜〰ぴ尰〰⁜〰ば尰〰敜〰づ尰〰湜〰づ尰〰摜〰〠尰〰摜〰ど尰〰獜〰っ尰〰⁜〰び尰〰灜〰ひ尰〰楜〰の尰〰杜〰び尰〰⁜〰ぷ尰〰楜〰ぴ尰〰桜〰〠尰〰㙜〰〠尰〰浜〰ね尰〰⁜〰〼尰〰⁜〰ぴ尰〰•摜〰〠尰〰ㅜ〰〴尰〰⁜〰ね尰〰�
(20)
11 Testing
(21)
11.1 General
(21)
11.2 Check of dimensions and other spring characteristics
(21)
Table 13 — characteristics and quality levels of springs
(21)
11.3 Hardness testing
(22)
12 Other relevant requirements
(22)
Bibliography
(23)
