Table of Content
A4-80 Bolts Sizes
Certification
Benefits
Threads Types
Head Types
Finishing
Applications
Packaging Methods
Testing Methods
Neck type
Production process
Surface Coating
Cutting Methods
Documentation
Disadvantages
A4-80 Bolt Supplier in India offers the most common types with high strength .
Distribute in a Range of Countries, Including UAE, Kenya, Italy, Oman, Spain, Belgium, Germany, Netherlands, Qatar etc.
ISO-4762 A4 80 Hex Head Bolt
ISO 4017 A4-80 J-Bolts
AISI 316L A4-80 U-Bolts
SS 316L A4-80 Square Head Bolts
ISO 10642 A4-80 Heavy Hex Bolt
Grade A4-80 Shoulder Bolts
ISO 4017 grade A4-80 Eye Bolts
ISO 10642 A4-80 Flange Bolts
A4-80 Bolt Manufacturer in India gives a wide Range of Dimensions
Heavy Hex Bolt Dia |
D |
F |
C |
H |
|||||
|---|---|---|---|---|---|---|---|---|---|
Body Dia |
Width Flats |
Width Corners |
Height |
||||||
Max |
Basic |
Min |
Max |
Min |
Max |
Basic |
Min |
Max |
|
1/2 |
0.515 |
7/8 |
0.850 |
0.875 |
0.969 |
1.010 |
11/32 |
0.302 |
0.364 |
7/8 |
0.895 |
1-7/16 |
1.394 |
1.438 |
1.589 |
1.660 |
37/64 |
0.531 |
0.604 |
5/8 |
0.642 |
1-1/16 |
1.031 |
1.062 |
1.175 |
1.227 |
27/64 |
0.378 |
0.444 |
3/4 |
0.768 |
1-1/4 |
1.212 |
1.250 |
1.383 |
1.443 |
1/2 |
0.455 |
0.524 |
1 |
1.022 |
1-5/8 |
1.575 |
1.625 |
1.796 |
1.876 |
43/64 |
0.591 |
0.700 |
1-3/8 |
1.404 |
2-3/16 |
2.119 |
2.188 |
2.416 |
2.526 |
29/32 |
0.810 |
0.940 |
1-1/8 |
1.149 |
1-13/16 |
1.756 |
1.812 |
2.002 |
2.093 |
3/4 |
0.658 |
0.780 |
1-1/4 |
1.277 |
2 |
1.938 |
2.00 |
2.209 |
2.309 |
27/32 |
0.749 |
0.876 |
1-1/2 |
1.531 |
2-3/8 |
2.300 |
2.375 |
2.622 |
2.742 |
1 |
0.902 |
1.036 |
2-1/4 |
2.305 |
3-1/2 |
3.388 |
3.500 |
3.862 |
4.041 |
1-1/2 |
1.327 |
1.548 |
1-3/4 |
1.785 |
2-3/4 |
2.662 |
2.750 |
3.035 |
3.175 |
1-5/32 |
1.054 |
1.196 |
2 |
2.039 |
3-1/8 |
3.025 |
3.125 |
3.449 |
3.608 |
1-11/32 |
1.175 |
1.388 |
2-1/2 |
2.559 |
3-7/8 |
3.750 |
3.875 |
4.275 |
4.474 |
1-21/32 |
1.479 |
1.708 |

ISO Class A4 80 Hex Nut NB |
MAX Thickness |
MIN Thickness |
Across Corners |
MAX Across Flats |
MIN Across Flats |
|---|---|---|---|---|---|
M 8 |
6.8 |
6.44 |
14.38 |
13 |
12.73 |
M 14 |
12.8 |
12.1 |
23.35 |
21 |
20.67 |
M 16 |
14.8 |
14.1 |
26.75 |
24 |
23.67 |
M 10 |
8.4 |
8.04 |
17.77 |
16 |
15.73 |
M 12 |
10.8 |
10.37 |
20.03 |
18 |
17.73 |
M 18 |
15.8 |
15.1 |
29.56 |
27 |
26.16 |
M 24 |
21.5 |
20.2 |
39.55 |
36 |
35 |
M 20 |
18 |
16.9 |
32.95 |
30 |
29.16 |
M 22 |
19.4 |
18.1 |
37.29 |
34 |
33 |
M 27 |
23.8 |
22.5 |
45.2 |
41 |
40 |
M 36 |
31 |
29.4 |
60.79 |
55 |
53.8 |
M 30 |
26.6 |
24.3 |
50.85 |
46 |
45 |
M 33 |
28.7 |
27.4 |
55.37 |
50 |
49 |
M 39 |
33.4 |
31.8 |
66.44 |
60 |
58.8 |
M 52 |
42 |
40.4 |
88.25 |
80 |
78.1 |
M 56 |
45 |
43.4 |
93.56 |
85 |
82.8 |
M 42 |
34 |
32.4 |
71.3 |
65 |
63.1 |
M 45 |
36 |
34.4 |
76.95 |
70 |
68.1 |
M 48 |
38 |
39.4 |
82.6 |
75 |
73.1 |
M 60 |
48 |
46.4 |
99.21 |
90 |
87.8 |
M 72 x 6 |
58 |
56.1 |
116.16 |
105 |
102.8 |
M 64 |
51 |
49.1 |
104.86 |
95 |
92.8 |
M 68 |
54 |
52.1 |
110.51 |
100 |
97.8 |
M 76 x 6 |
61 |
59.1 |
121.81 |
110 |
107.8 |
M 80 x 6 |
64 |
62.1 |
127.46 |
115 |
112.8 |
| Bolt Diameter (mm) | Thread Pitch (mm) | Tightening Torque (Nm) |
|---|---|---|
| M6 | 1.0 | 9–11 |
| M8 | 1.25 | 22–27 |
| M10 | 1.5 | 43–53 |
| M12 | 1.75 | 75–93 |
| M14 | 2.0 | 120–150 |
| M16 | 2.0 | 185–230 |
| M18 | 2.5 | 260–320 |
| M20 | 2.5 | 365–445 |
| M22 | 2.5 | 495–600 |
| M24 | 3.0 | 635–770 |
| Grade | 316/L/H | |
|---|---|---|
| Density(kg/m³) | 8000 | |
| Elastic Modulus (GPa) | 193 | |
| Thermal Expansion (μm/m/°C) | 0-100 °C | 15.9 |
| 0-315 °C | 16.2 | |
| 0-538 °C | 17.5 | |
| Thermal Conductivity (W/m.K) | At 100 °C | 16.3 |
| At 500 °C | 21.5 | |
| Specific Heat0-100 °C (J/kg.K) | 500 | |
| Elec Resistivity (nΩ.m) | 740 | |
| Grade | A4-80 | 316 | 316H | 316L | ||
|---|---|---|---|---|---|---|
| Tensile Strength (MPa) | 800 | 515 | 515 | 485 | ||
| Yield Strength | 0.2% Proof | (MPa) min | 600 | 205 | 205 | 170 |
| Elong(% ) min | 30 | 40 | 40 | 40 | ||
| Hardness Rockwell B | Not required | 95 | 95 | 95 | ||
| Brinell (HB) | Not required | 217 | 217 | 217 | ||
A4-80 Bolt Manufacturer in India offers fasteners with equivalent material grades.
| EN | – | BS | UNI | JIS | DIN,WNr | AFNOR | ONORM | CSN | GB | SS | GOST |
|---|---|---|---|---|---|---|---|---|---|---|---|
| EU | USA | England | Italy | Japan | Germany | France | Austria | Czechia | China | Sweden | Russia |
| X5CrNiMo17-12-2 (1.4401) | 316 | 316S31 | X5CrNiMo17-12 | SUS316 | X5CrNiMo17-12-2 |
|
X5CrNiMo17-12-2KW | 17346 | 0Cr17Ni12Mo2 | 2347 | 08KH16N11M3 |
| Material | Compatibility |
|---|---|
| A2 Stainless Steel (304) | Compatible |
| A4 Stainless Steel (316) | Highly Compatible |
| Carbon Steel | Not Recommended |
| Aluminum | Not Recommended |
| Copper | Not Recommended |
| Nickel Alloys | Compatible |
| Bronze | Cautiously Compatible |
| Titanium | Compatible |
| Point | Details |
|---|---|
| Product | SS 316 studs; A4-80 bolts may be available. |
| Global Shipping | Not confirmed online. |
| Inquiry | Contact directly for details. |
| Policies | Varies by location. |
| Export | Many Indian manufacturers ship globally. |
ASTM Fasteners
