Hex Bolt Din 931/iso4014 Half Thread
Products name | HEX BOLT DIN 931/ISO4014 half thread |
Standard | DIN,ASTM/ANSI JIS EN ISO,AS,GB |
Grade | Steel Grade: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9; SAE: Gr.2,5,8; ASTM: 307A,A325,A490, |
Finishing | Zinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide, Geomet,Dacroment,anodization,Nickel plated,Zinc-Nickel plated |
Production Process | M2-M24:Cold Froging,M24-M100 Hot Forging, Machining and CNC for Customized fastener |
Customized Products Lead time | 30-60days, |
Screw Thread |
M1.6 |
M2 |
M2.5 |
M3 |
(M3.5) |
M4 |
M5 |
M6 |
(M7) |
M8 |
M10 |
M12 |
||
P |
Pitch |
0.35 |
0.4 |
0.45 |
0.5 |
0.6 |
0.7 |
0.8 |
1 |
1 |
1.25 |
1.5 |
1.75 |
|
b |
L≤125 |
9 |
10 |
11 |
12 |
13 |
14 |
16 |
18 |
20 |
22 |
26 |
30 |
|
125<L≤200 |
15 |
16 |
17 |
18 |
19 |
20 |
22 |
24 |
26 |
28 |
32 |
36 |
||
L>200 |
28 |
29 |
30 |
31 |
32 |
33 |
35 |
37 |
39 |
41 |
45 |
49 |
||
c |
max |
0.25 |
0.25 |
0.25 |
0.4 |
0.4 |
0.4 |
0.5 |
0.5 |
0.6 |
0.6 |
0.6 |
0.6 |
|
min |
0.1 |
0.1 |
0.1 |
0.15 |
0.15 |
0.15 |
0.15 |
0.15 |
0.15 |
0.15 |
0.15 |
0.15 |
||
da |
max |
2 |
2.6 |
3.1 |
3.6 |
4.1 |
4.7 |
5.7 |
6.8 |
7.8 |
9.2 |
11.2 |
13.7 |
|
ds |
max=nominal size |
1.6 |
2 |
2.5 |
3 |
3.5 |
4 |
5 |
6 |
7 |
8 |
10 |
12 |
|
Grade A |
min |
1.46 |
1.86 |
2.36 |
2.86 |
3.32 |
3.82 |
4.82 |
5.82 |
6.78 |
7.78 |
9.78 |
11.73 |
|
Grade B |
min |
1.35 |
1.75 |
2.25 |
2.75 |
3.2 |
3.7 |
4.7 |
5.7 |
6.64 |
7.64 |
9.64 |
11.57 |
|
dw |
Grade A |
min |
2.54 |
3.34 |
4.34 |
4.84 |
5.34 |
6.2 |
7.2 |
8.88 |
9.63 |
11.63 |
14.63 |
16.63 |
Grade B |
min |
2.42 |
3.22 |
4.22 |
4.72 |
5.22 |
6.06 |
7.06 |
8.74 |
9.47 |
11.47 |
14.47 |
16.47 |
|
e |
Grade A |
min |
3.41 |
4.32 |
5.45 |
6.01 |
6.58 |
7.66 |
8.79 |
11.05 |
12.12 |
14.38 |
17.77 |
20.03 |
Grade B |
min |
3.28 |
4.18 |
5.31 |
5.88 |
6.44 |
7.5 |
8.63 |
10.89 |
11.94 |
14.2 |
17.59 |
19.85 |
|
L1 |
max |
0.6 |
0.8 |
1 |
1 |
1 |
1.2 |
1.2 |
1.4 |
1.4 |
2 |
2 |
3 |
|
k |
Nominal Size |
1.1 |
1.4 |
1.7 |
2 |
2.4 |
2.8 |
3.5 |
4 |
4.8 |
5.3 |
6.4 |
7.5 |
|
Grade A |
max |
1.225 |
1.525 |
1.825 |
2.125 |
2.525 |
2.925 |
3.65 |
4.15 |
4.95 |
5.45 |
6.58 |
7.68 |
|
min |
0.975 |
1.275 |
1.575 |
1.875 |
2.275 |
2.675 |
3.35 |
3.85 |
4.65 |
5.15 |
6.22 |
7.32 |
||
Grade B |
max |
1.3 |
1.6 |
1.9 |
2.2 |
2.6 |
3 |
3.74 |
4.24 |
5.04 |
5.54 |
6.69 |
7.79 |
|
min |
0.9 |
1.2 |
1.5 |
1.8 |
2.2 |
2.6 |
3.26 |
3.76 |
4.56 |
5.06 |
6.11 |
7.21 |
||
k1 |
Grade A |
min |
0.68 |
0.89 |
1.1 |
1.31 |
1.59 |
1.87 |
2.35 |
2.7 |
3.26 |
3.61 |
4.35 |
5.12 |
Grade B |
min |
0.63 |
0.84 |
1.05 |
1.26 |
1.54 |
1.82 |
2.28 |
2.63 |
3.19 |
3.54 |
4.28 |
5.05 |
|
r |
min |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.2 |
0.2 |
0.25 |
0.25 |
0.4 |
0.4 |
0.6 |
|
s |
max=nominal size |
3.2 |
4 |
5 |
5.5 |
6 |
7 |
8 |
10 |
11 |
13 |
16 |
18 |
|
Grade A |
min |
3.02 |
3.82 |
4.82 |
5.32 |
5.82 |
6.78 |
7.78 |
9.78 |
10.73 |
12.73 |
15.73 |
17.73 |
|
Grade B |
min |
2.9 |
3.7 |
4.7 |
5.2 |
5.7 |
6.64 |
7.64 |
9.64 |
10.57 |
12.57 |
15.57 |
17.57 |
|
Length of Thread b |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
||
Screw Thread |
(M14) |
M16 |
(M18) |
M20 |
(M22) |
M24 |
(M27) |
M30 |
(M33) |
M36 |
(M39) |
M42 |
||
P |
Pitch |
2 |
2 |
2.5 |
2.5 |
2.5 |
3 |
3 |
3.5 |
3.5 |
4 |
4 |
4.5 |
|
b |
L≤125 |
34 |
38 |
42 |
46 |
50 |
54 |
60 |
66 |
72 |
- |
- |
- |
|
125<L≤200 |
40 |
44 |
48 |
52 |
56 |
60 |
66 |
72 |
78 |
84 |
90 |
96 |
||
L>200 |
53 |
57 |
61 |
65 |
69 |
73 |
79 |
85 |
91 |
97 |
103 |
109 |
||
c |
max |
0.6 |
0.8 |
0.8 |
0.8 |
0.8 |
0.8 |
0.8 |
0.8 |
0.8 |
0.8 |
1 |
1 |
|
min |
0.15 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.3 |
0.3 |
||
da |
max |
15.7 |
17.7 |
20.2 |
22.4 |
24.4 |
26.4 |
30.4 |
33.4 |
36.4 |
39.4 |
42.4 |
45.6 |
|
ds |
max=nominal size |
14 |
16 |
18 |
20 |
22 |
24 |
27 |
30 |
33 |
36 |
39 |
42 |
|
Grade A |
min |
13.73 |
15.73 |
17.73 |
19.67 |
21.67 |
23.67 |
- |
- |
- |
- |
- |
- |
|
Grade B |
min |
13.57 |
15.57 |
17.57 |
19.48 |
21.48 |
23.48 |
26.48 |
29.48 |
32.38 |
35.38 |
38.38 |
41.38 |
|
dw |
Grade A |
min |
19.64 |
22.49 |
25.34 |
28.19 |
31.71 |
33.61 |
- |
- |
- |
- |
- |
- |
Grade B |
min |
19.15 |
22 |
24.85 |
27.7 |
31.35 |
33.25 |
38 |
42.75 |
46.55 |
51.11 |
55.86 |
59.95 |
|
e |
Grade A |
min |
23.36 |
26.75 |
30.14 |
33.53 |
37.72 |
39.98 |
- |
- |
- |
- |
- |
- |
Grade B |
min |
22.78 |
26.17 |
29.56 |
32.95 |
37.29 |
39.55 |
45.2 |
50.85 |
55.37 |
60.79 |
66.44 |
71.3 |
|
L1 |
max |
3 |
3 |
3 |
4 |
4 |
4 |
6 |
6 |
6 |
6 |
6 |
8 |
|
k |
Nominal Size |
8.8 |
10 |
11.5 |
12.5 |
14 |
15 |
17 |
18.7 |
21 |
22.5 |
25 |
26 |
|
Grade A |
max |
8.98 |
10.18 |
11.715 |
12.715 |
14.215 |
15.215 |
- |
- |
- |
- |
- |
- |
|
min |
8.62 |
9.82 |
11.285 |
12.285 |
13.785 |
14.785 |
- |
- |
- |
- |
- |
- |
||
Grade B |
max |
9.09 |
10.29 |
11.85 |
12.85 |
14.35 |
15.35 |
17.35 |
19.12 |
21.42 |
22.92 |
25.42 |
26.42 |
|
min |
8.51 |
9.71 |
11.15 |
12.15 |
13.65 |
14.65 |
16.65 |
18.28 |
20.58 |
22.08 |
24.58 |
25.58 |
||
k1 |
Grade A |
min |
6.03 |
6.87 |
7.9 |
8.6 |
9.65 |
10.35 |
- |
- |
- |
- |
- |
- |
Grade B |
min |
5.96 |
6.8 |
7.81 |
8.51 |
9.56 |
10.26 |
11.66 |
12.8 |
14.41 |
15.46 |
17.21 |
17.91 |
|
r |
min |
0.6 |
0.6 |
0.6 |
0.8 |
0.8 |
0.8 |
1 |
1 |
1 |
1 |
1 |
1.2 |
|
s |
max=nominal size |
21 |
24 |
27 |
30 |
34 |
36 |
41 |
46 |
50 |
55 |
60 |
65 |
|
Grade A |
min |
20.67 |
23.67 |
26.67 |
29.67 |
33.38 |
35.38 |
- |
- |
- |
- |
- |
- |
|
Grade B |
min |
20.16 |
23.16 |
26.16 |
29.16 |
33 |
35 |
40 |
45 |
49 |
53.8 |
58.8 |
63.1 |
|
Length of Thread b |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
|
|
||
Screw Thread |
(M45) |
M48 |
(M52) |
M56 |
(M60) |
M64 |
|
|
|
|
|
|
||
P |
Pitch |
4.5 |
5 |
5 |
5.5 |
5.5 |
6 |
|
|
|
|
|
|
|
b |
L≤125 |
- |
- |
- |
- |
- |
- |
|
|
|
|
|
|
|
125<L≤200 |
102 |
108 |
116 |
- |
- |
- |
|
|
|
|
|
|
||
L>200 |
115 |
121 |
129 |
137 |
145 |
153 |
|
|
|
|
|
|
||
c |
max |
1 |
1 |
1 |
1 |
1 |
1 |
|
|
|
|
|
|
|
min |
0.3 |
0.3 |
0.3 |
0.3 |
0.3 |
0.3 |
|
|
|
|
|
|
||
da |
max |
48.6 |
52.6 |
56.6 |
63 |
67 |
71 |
|
|
|
|
|
|
|
ds |
max=nominal size |
45 |
48 |
52 |
56 |
60 |
64 |
|
|
|
|
|
|
|
Grade A |
min |
- |
- |
- |
- |
- |
- |
|
|
|
|
|
|
|
Grade B |
min |
44.38 |
47.38 |
51.26 |
55.26 |
59.26 |
63.26 |
|
|
|
|
|
|
|
dw |
Grade A |
min |
- |
- |
- |
- |
- |
- |
|
|
|
|
|
|
Grade B |
min |
64.7 |
69.45 |
74.2 |
78.66 |
83.41 |
88.16 |
|
|
|
|
|
|
|
e |
Grade A |
min |
- |
- |
- |
- |
- |
- |
|
|
|
|
|
|
Grade B |
min |
76.95 |
82.6 |
88.25 |
93.56 |
99.21 |
104.86 |
|
|
|
|
|
|
|
L1 |
max |
8 |
10 |
10 |
12 |
12 |
13 |
|
|
|
|
|
|
|
k |
Nominal Size |
28 |
30 |
33 |
35 |
38 |
40 |
|
|
|
|
|
|
|
Grade A |
max |
- |
- |
- |
- |
- |
- |
|
|
|
|
|
|
|
min |
- |
- |
- |
- |
- |
- |
|
|
|
|
|
|
||
Grade B |
max |
28.42 |
30.42 |
33.5 |
35.5 |
38.5 |
40.5 |
|
|
|
|
|
|
|
min |
27.58 |
29.58 |
32.5 |
34.5 |
37.5 |
39.5 |
|
|
|
|
|
|
||
k1 |
Grade A |
min |
- |
- |
- |
- |
- |
- |
|
|
|
|
|
|
Grade B |
min |
19.31 |
20.71 |
22.75 |
24.15 |
26.25 |
27.65 |
|
|
|
|
|
|
|
r |
min |
1.2 |
1.6 |
1.6 |
2 |
2 |
2 |
|
|
|
|
|
|
|
s |
max=nominal size |
70 |
75 |
80 |
85 |
90 |
95 |
|
|
|
|
|
|
|
Grade A |
min |
- |
- |
- |
- |
- |
- |
|
|
|
|
|
|
|
Grade B |
min |
68.1 |
73.1 |
78.1 |
82.8 |
87.8 |
92.8 |
|
|
|
|
|
|
|
Length of Thread b |
- |
- |
- |
- |
- |
- |
|
|
|
|
|
Features and Benefits
Hex bolts, also known as hexagon head bolts, are commonly used fasteners in various applications. The Half Thread Hex Bolt Din 931/iso4014 is a high-strength fastener that meets the DIN 931/ISO 4014 standards. This bolt features a hexagonal head and a partially threaded shank, which offers high clamping force and excellent resistance to deformation and vibration.
The Half Thread Hex Bolt Din 931/iso4014 is made from high-quality materials, such as carbon steel, alloy steel, and stainless steel. The carbon steel and alloy steel grades offer excellent strength and durability, while the stainless steel grades provide superior corrosion resistance in harsh environments. These bolts are available in various sizes and finishes, such as plain, zinc-plated, and black oxide-coated, to meet different application requirements.
The Half Thread Hex Bolt Din 931/iso4014 is commonly used in machinery, automotive, construction, and other industries. It is suitable for applications that require high-precision fastening, such as engine components, structural connections, and machinery assemblies. This bolt is also easy to install and requires minimal maintenance, making it a cost-effective solution for many applications.
In conclusion, the Half Thread Hex Bolt Din 931/iso4014 is a reliable and versatile fastener that offers high strength, durability, and corrosion resistance. Whether you are looking for a fastener for your machinery or construction project, or need a high-precision component for your automotive application, this bolt is an excellent choice. Contact us today to learn more about our Half Thread Hex Bolt Din 931/iso4014 and other fastening solutions.