Related Resources: hardware

BS EN ISO 898-6 Proof Load

Engineering ANSI Hardware Design Data
Engineering Metric Hardware Design Data

BS EN ISO 898-6 Proof load values and Minimum Stripping Strength of nuts

Thread size
d x P
Nominal
stress area
of
mandrel
As
(mm2)
Property class
04
05
5
6
8
10
12
Proof load (As Sp) (N)
-
-
style 1
style 1
style 1
style 2
style 1
style 2
style 2
M8 1
39.2
14 900
19 600
27 000
30 200
37 400
34 900
43 100
41 400
47 000
M10 1
64.5
24 500
32 200
44 500
49 700
61 600
57 400
71 000
68 000
77 400
M10 1.25
61.2
23 300
30 600
44 200
47 100
58 400
54 500
67 300
64 600
73 400
M12 1.25
92.1
35 000
46 000
63 500
71 800
88 000
82 000
102 200
97 200
110 500
M12 1.5
88.1
33 500
44 000
60 800
68 700
84 100
78 400
97 800
92 900
105 700
M14 1.5
125
47 500
62 500
86 300
97 500
119 400
111 200
138 800
131 900
150 000
M16 1.5
167
63 500
83 500
115 200
130 300
159 500
148 600
185 400
176 200
200 400
M18 1.5
215
81 700
107 500
154 800
187 000
221 500
-
-
232 200
-
M18 2
204
77 500
102 000
146 900
177 500
210 100
-
-
220 300
-
M20 1.5
272
103 400
136 000
195 800
236 600
280 200
-
-
293 800
-
M20 2
258
98 000
129 000
185 800
224 500
265 700
-
-
278 600
-
M22 1.5
333
126 500
166 500
239 800
289 700
343 000
-
-
359 600
-
M22 2
318
120 800
159 000
229 000
276 700
327 500
-
-
343 400
-
M24 2
384
145 900
192 000
276 500
334 100
395 500
-
-
414 700
-
M27 2
496
188 500
248 000
351 100
431 500
510 900
-
-
535 700
-
M30 2
621
236 000
310 500
447 100
540 300
639 600
-
-
670 700
-
M33 2
761
289 200
380 500
547 900
662 100
783 800
-
-
821 900
-
M36 3
865
328 700
432 500
622 800
804 400
942 800
-
-
934 200
-
M39 3
1 030
391 400
515 000
741 600
957 900
1 123 000
-
-
1 112 000
-

BS EN ISO 898-6: 1996 Table 4 Minimum stripping strength of nuts as a percentage of the proof load of bolts

Property class
of the nut
Minimum stripping strength of nuts as a
percentage of the proof load of bolts with property classes
6.8
8.8
10.9
12.9
04
98
65
45
40
05
100
85
60
50
Contribute Article
Spider Optimizer

© Copyright 2000 - 2018, by Engineers Edge, LLC www.engineersedge.com
All rights reserved
Disclaimer | Feedback | Advertising | Contact

Date/Time:


User Reviews/Comments:

There are currently no comments available.


Add a Comment (you must be logged in to post comment Register):
Name:
Email: (Optional)
Comment: