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Jiahui Fasteners has the knowledge and experience to quote and supply to your specific requirements, including custom items or unique applications.

Applications

Hexagon bolts are the most widely used class of bolts. With the nut, the use of threaded connections to make two parts into a whole. Are detachable connections. Fine-tooth bolt self-locking performance, used by the greater impact of vibration or alternating load parts, can also be used for fine-tuning institutions.

Basic parameters

●　Material: carbon steel alloy steel

●　Specification:M6-M100(/3/8″-4″)

●　Length:15mm～1500mm

●　Grade:

●　Steel ISO898:4.6～12.9;ASTM A307、A325、A354、A449、A490; J429 Gr.2-Gr.8

●　Surface: black, zinc plated, hot galvanized, dacromet, teflon,  electrophoresis process and so on

Type size and mark example
 Parameters Table
Preferred thread size(mm)
Thread size(d) M1.6 M2 M2.5 M3 M4 M5 M6 M8 M10
P1) 0.35 0.4 0.45 0.5 0.7 0.8 1 1.25 1.5
b reference 2) 9 10 11 12 14 16 18 22 26
3) 15 16 17 18 20 22 24 28 32
4) 28 29 30 31 33 35 37 41 45
c max 0.25 0.25 0.25 0.40 0.40 0.50 0.50 0.60 0.60
min 0.10 0.10 0.10 0.15 0.15 0.15 0.15 0.15 0.15
da max 2 2.6 3.1 3.6 4.7 5.7 6.8 9.2 11.2
ds Nominal=max 1.60 2.00 2.50 3.00 4.00 5.00 6.00 8.00 10.00
min Product quality A 1.46 1.86 2.36 2.86 3.82 4.82 5.82 7.78 9.78
B 1.35 1.75 2.25 2.75 3.70 4.70 5.70 7.64 9.64
　dw　 min Product quality A 2.27 3.07 4.07 4.57 5.88 6.88 8.88 11.63 14.63
B 2.3 2.95 3.95 4.45 5.74 6.74 8.74 11.47 14.47
e min Product quality A 3.41 4.32 5.45 6.01 7.66 8.79 11.05 14.38 17.77
B 3.28 4.18 5.31 5.88 7.50 8.63 10.89 14.20 17.59
Thread size(d) M1.6 M2 M2.5 M3 M4 M5 M6 M8 M10
lf max 0.6 0.8 1 1 1.2 1.2 1.4 2 2
k Nominal 1.1 1.4 1.7 2 2.8 3.5 4 5.3 6.4
Product quality A max 1.225 1.525 1.825 2.125 2.925 3.65 4.15 5.45 6.58
min 0.975 1.275 1.575 1.875 2.675 3.35 3.85 5.15 6.22
B max 1.3 1.6 1.9 2.2 3.0 3.26 4.24 5.54 6.69
min 0.9 1.2 1.5 1.8 2.6 2.35 3.76 5.06 6.11
kw min Product quality A 0.68 0.89 1.10 1.31 1.87 2.35 2.70 3.61 4.35
B 0.63 0.84 1.05 1.26 1.82 2.28 2.63 3.54 4.28
r min 0.1 0.1 0.1 0.1 0.2 0.2 0.25 0.4 0.4
　　　s
 		 Nominal=max 3.20 4.00 5.00 5.50 7.00 8.00 10.00 13.00 16.00
min Product quality A 3.02 3.82 4.82 5.32 6.78 7.78 9.78 12.73 15.73
B 2.90 3.70 4.70 5.20 6.64 7.64 9.64 12.57 15.57