Related Resources: hardware
Loading Capacities BS449: Bolt Grade 10.9
Engineering ANSI Hardware Design Data
Engineering Metric Hardware Design Data
Structural Stress Deflection Calculators, Equations
Loading Capacities of Ordinary Bolts per. BS449: Part 2 Bolt Grade 10.9
Related: Method and Equations of Analysis BS449: Part 2
Dia.
mm |
Tensile
Area mm2 |
Tension
Capacity Pt @ 350 N/mm2 |
Shear
Capacity @ 233 N/mm2 |
Bolt Grade = 10.9
|
|||||||||||
Bearing Capacity of Bolts in kN for End Distance >= 2d
Bolt Bearing Strength = 730 N/mm2 Ply Bearing Strength: = 250 N/mm2 |
|||||||||||||||
Bearing (Ply) Thickness Passed Through, mm
|
|||||||||||||||
Shank
kN |
Threads
kN |
Single
kN |
Double
kN |
5
mm |
6
mm |
7
mm |
8
mm |
9
mm |
10
mm |
12.5
mm |
15
mm |
20
mm |
25
mm |
||
M 1.6
|
1.27
|
0.704
|
0.445
|
0.468
|
0.936
|
2.0
|
2.4
|
2.8
|
3.2
|
3.6
|
4.0
|
5.0
|
6.0
|
8.0
|
10.0
|
M 2
|
2.07
|
1.1
|
0.725
|
0.732
|
1.464
|
2.5
|
3.0
|
3.5
|
4.0
|
4.5
|
5.0
|
6.3
|
7.5
|
10.0
|
12.5
|
M 2.5
|
3.39
|
1.72
|
1.19
|
1.14
|
2.28
|
3.1
|
3.8
|
4.4
|
5.0
|
5.6
|
6.3
|
7.8
|
9.4
|
12.5
|
15.6
|
M 3
|
5.03
|
2.47
|
1.76
|
1.65
|
3.3
|
3.8
|
4.5
|
5.3
|
6.0
|
6.8
|
7.5
|
9.4
|
11.3
|
15.0
|
18.8
|
M 4
|
8.78
|
4.4
|
3.07
|
2.93
|
5.86
|
5.0
|
6.0
|
7.0
|
8.0
|
9.0
|
10.0
|
12.5
|
15.0
|
20.0
|
25.0
|
M 5
|
14.2
|
6.87
|
4.97
|
4.57
|
9.14
|
6.3
|
7.5
|
8.8
|
10.0
|
11.3
|
12.5
|
15.6
|
18.8
|
25.0
|
31.3
|
M 6
|
20.1
|
9.9
|
7.04
|
6.59
|
13.18
|
7.5
|
9.0
|
10.5
|
12.0
|
13.5
|
15.0
|
18.8
|
22.5
|
30.0
|
37.5
|
M 8
|
36.6
|
17.6
|
12.8
|
11.7
|
23.4
|
10.0
|
12.0
|
14.0
|
16.0
|
18.0
|
20.0
|
25.0
|
30.0
|
40.0
|
50.0
|
M 10
|
58
|
27.5
|
20.3
|
18.3
|
36.6
|
12.5
|
15.0
|
17.5
|
20.0
|
22.5
|
25.0
|
31.3
|
37.5
|
50.0
|
62.5
|
M 12
|
84.3
|
39.6
|
29.5
|
26.4
|
52.8
|
15.0
|
18.0
|
21.0
|
24.0
|
27.0
|
30.0
|
37.5
|
45.0
|
60.0
|
75.0
|
(M 14)
|
115
|
53.9
|
40.3
|
35.9
|
71.8
|
17.5
|
21.0
|
24.5
|
28.0
|
31.5
|
35.0
|
43.8
|
52.5
|
70.0
|
87.5
|
M 16
|
157
|
70.4
|
55
|
46.8
|
93.6
|
20.0
|
24.0
|
28.0
|
32.0
|
36.0
|
40.0
|
50.0
|
60.0
|
80.0
|
100.0
|
(M 18)
|
192
|
89.1
|
67.2
|
59.3
|
118.6
|
22.5
|
27.0
|
31.5
|
36.0
|
40.5
|
45.0
|
56.3
|
67.5
|
90.0
|
112.5
|
M 20
|
245
|
110
|
85.8
|
73.2
|
146.4
|
25.0
|
30.0
|
35.0
|
40.0
|
45.0
|
50.0
|
62.5
|
75.0
|
100.0
|
125.0
|
(M 22)
|
303
|
133
|
106.1
|
88.6
|
177.2
|
27.5
|
33.0
|
38.5
|
44.0
|
49.5
|
55.0
|
68.8
|
82.5
|
110.0
|
137.5
|
M 24
|
353
|
158.3
|
123.6
|
105.4
|
210.8
|
30.0
|
36.0
|
42.0
|
48.0
|
54.0
|
60.0
|
75.0
|
90.0
|
120.0
|
150.0
|
(M 27)
|
459
|
200.4
|
160.7
|
133.4
|
266.8
|
33.8
|
40.5
|
47.3
|
54.0
|
60.8
|
67.5
|
84.4
|
101.3
|
135.0
|
168.8
|
M 30
|
561
|
247.4
|
196.4
|
164.7
|
329.4
|
37.5
|
45.0
|
52.5
|
60.0
|
67.5
|
75.0
|
93.8
|
112.5
|
150.0
|
187.5
|
(M 33)
|
694
|
299.4
|
242.9
|
199.3
|
398.6
|
41.3
|
49.5
|
57.8
|
66.0
|
74.3
|
82.5
|
103.1
|
123.8
|
165.0
|
206.3
|
M 36
|
817
|
356.3
|
286
|
237.2
|
474.4
|
45.0
|
54.0
|
63.0
|
72.0
|
81.0
|
90.0
|
112.5
|
135.0
|
180.0
|
225.0
|
(M 39)
|
976
|
418.1
|
341.6
|
278.3
|
556.6
|
48.8
|
58.5
|
68.3
|
78.0
|
87.8
|
97.5
|
121.9
|
146.3
|
195.0
|
243.8
|
M 42
|
1120
|
484.9
|
392
|
322.8
|
645.6
|
52.5
|
63.0
|
73.5
|
84.0
|
94.5
|
105.0
|
131.3
|
157.5
|
210.0
|
262.5
|
(M 45)
|
1300
|
556.7
|
455
|
370.6
|
741.2
|
56.3
|
67.5
|
78.8
|
90.0
|
101.3
|
112.5
|
140.6
|
168.8
|
225.0
|
281.3
|
M 48
|
1470
|
633.3
|
514.5
|
421.6
|
843.2
|
60.0
|
72.0
|
84.0
|
96.0
|
108.0
|
120.0
|
150.0
|
180.0
|
240.0
|
300.0
|
(M 52)
|
1760
|
743.3
|
616
|
494.8
|
989.6
|
65.0
|
78.0
|
91.0
|
104.0
|
117.0
|
130.0
|
162.5
|
195.0
|
260.0
|
325.0
|
M 56
|
2030
|
862.1
|
710.5
|
573.9
|
1147.8
|
70.0
|
84.0
|
98.0
|
112.0
|
126.0
|
140.0
|
175.0
|
210.0
|
280.0
|
350.0
|
(M 60)
|
2360
|
989.6
|
826
|
658.8
|
1317.6
|
75.0
|
90.0
|
105.0
|
120.0
|
135.0
|
150.0
|
187.5
|
225.0
|
300.0
|
375.0
|
M 64
|
2680
|
1125.9
|
938
|
749.6
|
1499.2
|
80.0
|
96.0
|
112.0
|
128.0
|
144.0
|
160.0
|
200.0
|
240.0
|
320.0
|
400.0
|
(M 68)
|
3060
|
1271.1
|
1071
|
846.2
|
1692.4
|
85.0
|
102.0
|
119.0
|
136.0
|
153.0
|
170.0
|
212.5
|
255.0
|
340.0
|
425.0
|
Notes:
Font/Color Key:
(Red): Bearing Critical;
(Black): Bearing > Single Shear;
(Green): Bearing > Double Shear
Sizes given within (brackets) are non-preferred