Screw Thread d |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
M16 |
M20 |
M24 |
|
P |
Coarse thread |
dk |
max |
min |
ds |
max |
min |
L |
max |
min |
y |
max |
min |
y1 |
max |
min |
k |
max |
min |
m |
max |
min |
r |
≈ |
R |
≈ |
|
0.7 |
0.8 |
1 |
1.25 |
1.5 |
1.75 |
2 |
2.5 |
3 |
8 |
11 |
13 |
16 |
20 |
23 |
29 |
35 |
44 |
6 |
8 |
10 |
13 |
17 |
20 |
26 |
32 |
41 |
7 |
9 |
11 |
12.5 |
16.5 |
19.5 |
23 |
29 |
37.5 |
5.5 |
7.5 |
9 |
10.5 |
14.5 |
17.5 |
21 |
27 |
35 |
20 |
26 |
33 |
39 |
51 |
65 |
73 |
90 |
110 |
18 |
24 |
30 |
36 |
48 |
62 |
70 |
86 |
106 |
1.9 |
2.3 |
2.3 |
2.8 |
4.4 |
4.9 |
6.4 |
6.9 |
9.4 |
1.1 |
1.5 |
1.5 |
2 |
3.6 |
4.1 |
5.6 |
6.1 |
8.6 |
2.3 |
2.8 |
3.3 |
4.4 |
5.4 |
6.4 |
7.5 |
8 |
10.5 |
1.7 |
2.3 |
2.7 |
3.6 |
4.6 |
5.6 |
6.5 |
7 |
9.5 |
10.5 |
13 |
17 |
20 |
25 |
33.5 |
37.5 |
46.5 |
56.5 |
8.5 |
11 |
15 |
18 |
23 |
31 |
35 |
44 |
53.5 |
4.6 |
6.5 |
8 |
10 |
12 |
14 |
17 |
21 |
25 |
3.2 |
4 |
5 |
6.5 |
8 |
10 |
13 |
16 |
20 |
2 |
2.5 |
3 |
3 |
5 |
6 |
7 |
8 |
9 |
3 |
4 |
5 |
6 |
8 |
10 |
11 |
14 |
18 |
|
Thread Size d |
3#
Heavy |
4#
Heavy |
5#
Light |
5#
Heavy |
6#
Light |
6#
Heavy |
8#
Light |
8#
Heavy |
10#
Light |
10#
Heavy |
12#
Light |
12#
Heavy |
1/4
Light |
1/4
Regular |
|
PP |
UNC |
UNF |
n |
max |
min |
H |
max |
min |
h |
max |
min |
d1 |
max |
min |
dk |
max |
min |
k |
max |
min |
|
48 |
40 |
40 |
40 |
32 |
32 |
32 |
32 |
24 |
24 |
24 |
24 |
20 |
20 |
56 |
48 |
44 |
44 |
40 |
40 |
36 |
36 |
32 |
32 |
28 |
28 |
28 |
28 |
0.72 |
0.72 |
0.72 |
0.91 |
0.72 |
0.91 |
0.91 |
1.10 |
0.91 |
1.10 |
1.10 |
1.25 |
1.10 |
1.25 |
0.59 |
0.59 |
0.59 |
0.78 |
0.59 |
0.78 |
0.78 |
0.97 |
0.78 |
0.97 |
0.97 |
1.12 |
0.97 |
1.12 |
0.41 |
0.41 |
0.41 |
0.47 |
0.41 |
0.47 |
0.47 |
0.57 |
0.47 |
0.57 |
0.57 |
0.66 |
0.57 |
0.66 |
0.28 |
0.28 |
0.28 |
0.34 |
0.28 |
0.34 |
0.34 |
0.43 |
0.34 |
0.43 |
0.43 |
0.53 |
0.43 |
0.53 |
0.11 |
0.11 |
0.11 |
0.14 |
0.11 |
0.14 |
0.14 |
0.18 |
0.14 |
0.18 |
0.18 |
0.21 |
0.18 |
0.21 |
0.07 |
0.07 |
0.07 |
0.10 |
0.07 |
0.10 |
0.10 |
0.14 |
0.10 |
0.14 |
0.14 |
0.17 |
0.14 |
0.17 |
0.21 |
0.21 |
0.21 |
0.27 |
0.21 |
0.27 |
0.27 |
0.33 |
0.27 |
0.33 |
0.33 |
0.39 |
0.33 |
0.39 |
0.17 |
0.17 |
0.17 |
0.22 |
0.17 |
0.22 |
0.22 |
0.26 |
0.22 |
0.26 |
0.26 |
0.32 |
0.26 |
0.32 |
0.33 |
0.33 |
0.33 |
0.43 |
0.33 |
0.43 |
0.43 |
0.50 |
0.43 |
0.50 |
0.50 |
0.58 |
0.50 |
0.58 |
0.29 |
0.29 |
0.29 |
0.39 |
0.29 |
0.39 |
0.39 |
0.45 |
0.39 |
0.45 |
0.45 |
0.51 |
0.45 |
0.51 |
0.14 |
0.14 |
0.14 |
0.18 |
0.14 |
0.18 |
0.18 |
0.22 |
0.18 |
0.22 |
0.22 |
0.25 |
0.22 |
0.25 |
0.10 |
0.10 |
0.10 |
0.14 |
0.10 |
0.14 |
0.14 |
0.17 |
0.14 |
0.17 |
0.17 |
0.20 |
0.17 |
0.20 |
|
Thread Size d |
1/4
Heavy |
5/16
Light |
5/16
Regular |
5/16
Heavy |
3/8
Light |
3/8
Regular |
7/16
Light |
7/16
Heavy |
1/2
Light |
1/2
Heavy |
9/16
Heavy |
5/8
Heavy |
3/4
Heavy |
|
PP |
UNC |
UNF |
n |
max |
min |
H |
max |
min |
h |
max |
min |
d1 |
max |
min |
dk |
max |
min |
k |
max |
min |
|
20 |
18 |
18 |
18 |
16 |
16 |
14 |
14 |
13 |
13 |
12 |
11 |
10 |
28 |
24 |
24 |
24 |
24 |
24 |
20 |
20 |
20 |
20 |
18 |
18 |
16 |
1.44 |
1.25 |
1.44 |
1.94 |
1.44 |
1.94 |
1.94 |
2.76 |
1.94 |
2.76 |
2.76 |
2.76 |
2.76 |
1.31 |
1.12 |
1.31 |
1.81 |
1.31 |
1.81 |
1.81 |
2.62 |
1.81 |
2.62 |
2.62 |
2.62 |
2.62 |
0.79 |
0.66 |
0.79 |
1.00 |
0.79 |
1.00 |
1.00 |
1.44 |
1.00 |
1.44 |
1.44 |
1.44 |
1.44 |
0.65 |
0.53 |
0.65 |
0.87 |
0.65 |
0.87 |
0.87 |
1.31 |
0.87 |
1.31 |
1.31 |
1.31 |
1.31 |
0.24 |
0.21 |
0.24 |
0.33 |
0.24 |
0.33 |
0.33 |
0.40 |
0.33 |
0.40 |
0.40 |
0.40 |
0.40 |
0.20 |
0.17 |
0.20 |
0.26 |
0.20 |
0.26 |
0.26 |
0.34 |
0.26 |
0.34 |
0.34 |
0.34 |
0.34 |
0.48 |
0.39 |
0.48 |
0.65 |
0.48 |
0.65 |
0.65 |
0.90 |
0.65 |
0.90 |
0.90 |
0.90 |
0.90 |
0.42 |
0.32 |
0.42 |
0.54 |
0.42 |
0.54 |
0.54 |
0.80 |
0.54 |
0.80 |
0.80 |
0.80 |
0.80 |
0.70 |
0.58 |
0.70 |
0.93 |
0.70 |
0.93 |
0.93 |
1.19 |
0.93 |
1.19 |
1.19 |
1.19 |
1.19 |
0.64 |
0.51 |
0.64 |
0.86 |
0.64 |
0.86 |
0.86 |
1.13 |
0.86 |
1.13 |
1.13 |
1.13 |
1.13 |
0.30 |
0.25 |
0.30 |
0.39 |
0.30 |
0.39 |
0.39 |
0.55 |
0.39 |
0.55 |
0.55 |
0.55 |
0.55 |
0.26 |
0.20 |
0.26 |
0.35 |
0.26 |
0.35 |
0.35 |
0.51 |
0.35 |
0.51 |
0.51 |
0.51 |
0.51 |
|
Thread Rods and Stud Bolts
----DIN 976-1 Fasteners - Stud bolts - Part 1: Metric thread
----DIN 975 Threaded Rods
----ASME B 18.31.1M - 2008 (R2016) Metric Continuous-Thread Studs [Table 1] (ASTM F568, F738M, F468M)
----ASME B 18.31.2 - 2014 Continuous Thread Stud(A193 / A320 / A437 / A453/A540/A1014)(Inch Series) [Table 1]
----ASME B 18.31.3 - 2014 Inch Threaded Rod (F568M, A193/A193M, F738M, F468M)
----ASME B 18.2.6 - 2019 Heavy Hex Structural Bolts (ASTM F3125 / F3125M)
----ASME B 18.2.1 - 2012 [Table 3] Heavy Hex Bolts [Table 3] (ASTM A307 / A394)
----ASME B 18.2.1 - 2012 [Table 7] Heavy Hex Screws [Table 7] (ASTM A193 / A320 / A394)
----ASME/ANSI B 18.2.3.7M - 2006 Metric heavy hex structural bolts
----EN 14399 (-3 Bolt) - 2015 High-strength structural bolting assemblies for preloading - Part 3: System HR - Hexagon bolt assemblies
----EN 14399 (-4 Bolt) - 2005 High-strength structural bolting assemblies for preloading - Part 4: System HV - Hexagon bolt
----ASME B 18.2.2 - 2022 [Table 10] Heavy Hex Flat Nuts and Heavy Hex Flat Jam Nuts [Table 10] (ASTM A563 / F594 / F467)
----ASME B 18.2.6 - 2019 Heavy Hex Nuts for Use With Structural Bolts (ASTM A563 / A194 / A194M)
----EN 14399 (-3 Nut) - 2015 High-strength structural bolting assemblies for preloading - Part 3: System HR - Hexagon nut assemblies
----EN 14399 (-4 Nut) - 2005 High-strength structural bolting assemblies for preloading - Part 4: System HV - Hexagon nut
Q1: Are you a factory or a trading company?
A1: we are manufacturer
Q2: Where are your main customers located?
A2: Our customers are mainly from North America, Europe and Southeast Asia
Q3: How many years of foreign trade experience do you have?
A3: We have nearly 20 years of foreign trade experience
Q4: Do you have a minimum order quantity requirement?
A4: No, our company has a certain amount of inventory for regular products.