ASTM A320 Nut
ASME SA320 Grade B8M Hex Head Nut, ASME SA320 Grade B8M Eye Nut, Grade A320 Eye Nut, B8M Grade Square Nut, ASTM A320 B8M Nyloc Nut.
Regarding the manufacture of ASTM A320 Nut, fas10 is the industry standard bearer and leader. We are a group of specialists with decades of experience working in settings considered to be of an industrial grade, and we are always ready to meet the requirements that our customers have defined. We make nuts to the customer’s specifications, including their dimensional aspects. These nuts get delivered to the customer. Measurements according to either the metric system or the imperial system could be included in these characteristics.
About ASTM A320 Nut
ASME SA320 Grade B8M Wing Nut, ASTM A320 B8M Wing Nut, Grade A320 T Nut, Grade B8M Acorn Nut, B8M Grade Hex Nut.
We have built a solid reputation for ourselves in the markets of other nations as a result of the high quality of the goods and services that we provide. Because our plant can produce such a wide variety of nuts, we can provide our clients with a complete assortment of nuts and the accompanying units. It enables us to fulfill all of our customers’ nut-related needs. We are well-known for the speed of our delivery and the safety of our packaging. We ensure that the customer continues to work diligently on their particular project and that the process continues smoothly after that. You can email us with any queries.
ASTM A320 Nut Specification
| Dimensions | ASME B18.2.1, B18.3 |
| Melt Origin | Soutd America/East Europe/Japan/Korea/ |
| Product Origin | Made in India |
| Threads Configuration | ASME B1.1 2A/3A Inch Unified Threads and B1.13M 6h Metric Coarse Threads |
| Certification | Dual Certified As per ASTM & ASME Codes |
| Additional Certifications | PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified |
| Mandatory Requirements | Free from Mercury & Radioactive Contamination |
| Additional Requirements | NACE MR0103 / MR0175 / ISO 15156 Compliance |
Chemical Composition ASTM A320 Nut
| Element | L7 (AISI 4140) | L43 (AISI 4340) | B8 (AISI 304) | B8M (AISI 316) |
| Carbon | 0.37 – 0.49% | 0.38 – 0.43% | 0.08% max | 0.08% max |
| Manganese | 0.65 – 1.10% | 0.75 – 1.00% | 2.00% max | 2.00% max |
| Phosphorus (max) | 0.04% | 0.04% | 0.05% | 0.05% |
| Sulfur (max) | 0.04% | 0.04% | 0.03% | 0.03% |
| Silicon | 0.15 – 0.35% | 0.15 – 0.35% | 1.00% max | 1.00% max |
| Chromium | 0.75 – 1.20% | 0.70 – 0.90% | 18.0 – 20.0% | 16.0 – 18.0% |
| Nickel | 1.65 – 2.00% | 8.0 – 11.0% | 10.0 – 14.0% | |
| Molybdenum | 0.15 – 0.25% | 0.20 – 0.30% | 2.00 – 3.00% |
Mechanical Properties ASTM A320 Nut
| Grade | Size | Tensile, ksi min | Yield, ksi min | Charpy Impact | Elong, % min | RA, %, min |
| L7 | up to 21/2 | 125 | 105 | -150° F | 16 | 50 |
| L43 | sup a 4 | 125 | 105 | -150° F | 16 | 50 |
| B8 Class 1 | all | 75 | 30 | N/A | 30 | 50 |
| B8M Class 1 | all | 75 | 30 | N/A | 30 | 50 |
| B8 Class 2 | Up to 3/4 | 125 | 100 | N/A | 12 | 35 |
| 7/8 – 1 | 115 | 80 | N/A | 15 | 35 | |
| 11/8 – 11/4 | 105 | 65 | N/A | 20 | 35 | |
| 13/8 – 11/2 | 100 | 50 | N/A | 28 | 45 | |
| B8M Class 2 | Up to 3/4 | 110 | 95 | N/A | 15 | 45 |
| 7/8 – 1 | 100 | 80 | N/A | 20 | 45 | |
| 11/8 – 11/4 | 95 | 65 | N/A | 25 | 45 | |
| 13/8 – 11/2 | 90 | 50 | N/A |
Dimensions Of ASTM A320 Nut
ASTM A320 Nut Dimensions :
All dimensions are in mm unless mentioned otherwise
| Nominal Size inch | Basic Major Diameter of Thread | Width Across Flats, F | Width Across Corners, G | Thickness Heavy Hex Nuts, H | Thickness Heavy Hex Jam Nuts, H1 | Maximum Runout of Bearing Surface to Thread Axis, FIM |
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| Heavy HEX NUTS | Heavy Hex Jam Nuts |
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| Specified Proof load | |||||||||||||||
| Basic inch | Min. | Max | Min. | Max | Basic inch | Min. | Max | Basic inch | Min. | Max | Up to 150,000 psi | 150,000 psi and Greater | All Strength Levels |
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| 1/4 | 0.2500 | 1/2 | 0.488 | 0.500 | 0.556 | 0.577 | 15/64 | 0.218 | 0.250 | 11/64 | 0.156 | 0.188 | 0.017 | 0.011 | 0.017 |
| 5/16 | 0.3125 | 9/16 | 0.546 | 0.562 | 0.622 | 0.650 | 19/64 | 0.280 | 0.314 | 13/64 | 0.186 | 0.220 | 0.020 | 0.012 | 0.020 |
| 3/8 | 0.3750 | 11/16 | 0.669 | 0.688 | 0.763 | 0.794 | 23/64 | 0.341 | 0.377 | 15/64 | 0.216 | 0.252 | 0.021 | 0.014 | 0.021 |
| 7/16 | 0.4375 | 3/4 | 0.728 | 0.750 | 0.830 | 0.866 | 27/64 | 0.403 | 0.441 | 17/64 | 0.247 | 0.285 | 0.022 | 0.015 | 0.022 |
| 1/2 | 0.5000 | 7/8 | 0.850 | 0.875 | 0.969 | 1.010 | 31/64 | 0.464 | 0.504 | 19/64 | 0.277 | 0.317 | 0.023 | 0.016 | 0.023 |
| 9/16 | 0.5625 | 15/16 | 0.909 | 0.938 | 1.037 | 1.083 | 35/64 | 0.526 | 0.568 | 21/64 | 0.307 | 0.349 | 0.024 | 0.017 | 0.024 |
| 5/8 | 0.6250 | 1 1/16 | 1.031 | 1.062 | 1.175 | 1.227 | 39/64 | 0.587 | 0.631 | 23/64 | 0.337 | 0.381 | 0.025 | 0.018 | 0.025 |
| 3/4 | 0.7500 | 1 1/4 | 1.212 | 1.250 | 1.382 | 1.443 | 47/64 | 0.710 | 0.758 | 27/64 | 0.398 | 0.446 | 0.027 | 0.020 | 0.027 |
| 7/8 | 0.8750 | 1 7/16 | 1.394 | 1.438 | 1.589 | 1.660 | 55/64 | 0.833 | 0.885 | 31/64 | 0.458 | 0.510 | 0.029 | 0.022 | 0.029 |
| 1 | 1.0000 | 1 5/8 | 1.575 | 1.625 | 1.796 | 1.876 | 63/64 | 0.956 | 1.012 | 35/64 | 0.519 | 0.575 | 0.031 | 0.024 | 0.031 |
| 1 1/8 | 1.1250 | 1 13/16 | 1.756 | 1.812 | 2.002 | 2.093 | 1 7/64 | 1.079 | 1.139 | 39/64 | 0.579 | 0.639 | 0.033 | 0.027 | 0.033 |
| 1 1/4 | 1.2500 | 2 | 1.938 | 2.000 | 2.209 | 2.309 | 1 7/32 | 1.187 | 1.251 | 23/32 | 0.687 | 0.751 | 0.035 | 0.030 | 0.035 |
| 1 3/8 | 1.3750 | 2 3/16 | 2.119 | 2.188 | 2.416 | 2.526 | 1 11/32 | 1.310 | 1.378 | 25/32 | 0.747 | 0.815 | 0.038 | 0.033 | 0.038 |
| 1 1/2 | 1.5000 | 2 3/8 | 2.300 | 2.375 | 2.622 | 2.742 | 1 15/32 | 1.433 | 1.505 | 27/32 | 0.808 | 0.880 | 0.041 | 0.036 | 0.041 |
| 1 5/8 | 1.6250 | 2 9/16 | 2.481 | 2.562 | 2.828 | 2.959 | 1 19/32 | 1.556 | 1.632 | 29/32 | 0.868 | 0.944 | 0.044 | 0.038 | 0.044 |
| 1 3/4 | 1.7500 | 2 3/4 | 2.662 | 2.750 | 3.035 | 3.175 | 1 23/32 | 1.679 | 1.759 | 31/32 | 0.929 | 1.009 | 0.048 | 0.041 | 0.048 |
| 1 7/8 | 1.8750 | 2 15/16 | 2.844 | 2.938 | 3.242 | 3.392 | 1 27/32 | 1.802 | 1.886 | 1 1/32 | 0.989 | 1.073 | 0.051 | 0.044 | 0.051 |
| 2 | 2.0000 | 3 1/8 | 3.025 | 3.125 | 3.449 | 3.608 | 1 31/32 | 1.925 | 2.013 | 1 3/32 | 1.050 | 1.138 | 0.055 | 0.047 | 0.055 |
| 2 1/4 | 2.2500 | 3 1/2 | 3.388 | 3.500 | 3.862 | 4.041 | 2 13/64 | 2.155 | 2.251 | 1 13/64 | 1.155 | 1.251 | 0.061 | 0.052 | 0.061 |
| 2 1/2 | 2.5000 | 3 7/8 | 3.750 | 3.875 | 4.275 | 4.474 | 2 29/64 | 2.401 | 2.505 | 1 29/64 | 1.401 | 1.505 | 0.068 | 0.058 | 0.068 |
| 2 3/4 | 2.7500 | 4 1/4 | 4.112 | 4.250 | 4.688 | 4.907 | 2 45/64 | 2.647 | 2.759 | 1 37/64 | 1.522 | 1.634 | 0.074 | 0.064 | 0.074 |
| 3 | 3.0000 | 4 5/8 | 4.475 | 4.625 | 5.102 | 5.340 | 2 61/64 | 2.893 | 3.013 | 1 45/64 | 1.643 | 1.763 | 0.081 | 0.070 | 0.081 |
| 3 1/4 | 3.2500 | 5 | 4.838 | 5.000 | 5.515 | 5.774 | 3 3/16 | 3.124 | 3.252 | 1 13/16 | 1.748 | 1.876 | 0.087 | 0.075 | 0.087 |
| 3 1/2 | 3.5000 | 5 3/8 | 5.200 | 5.375 | 5.928 | 6.207 | 3 7/16 | 3.370 | 3.506 | 1 15/16 | 1.870 | 2.006 | 0.094 | 0.081 | 0.094 |
| 3 3/4 | 3.7500 | 5 3/4 | 5.562 | 5.750 | 6.341 | 6.640 | 3 11/16 | 3.616 | 3.760 | 2 1/16 | 1.990 | 2.134 | 0.100 | 0.087 | 0.100 |
| 4 | 4.0000 | 6 1/8 | 5.925 | 6.125 | 6.755 | 7.073 | 3 15/16 | 3.862 | 4.014 | 2 3/16 | 2.112 | 2.264 | 0.107 | 0.093 | 0.107 |
Different Types Of ASTM A320 Nut
Different Types Of Nuts:
ASTM A320 Hex Nuts
ASTM A320 T Nuts
ASTM A320 Metric Nuts
ASTM A320 Rivet Nuts
ASTM A320 Sleeve Nuts
ASTM A320 12-Point Nuts
ASTM A320 Lug Nut
ASTM A320 Captive Nuts
ASTM A320 Dome Nuts
ASTM A320 Acorn Nuts
ASTM A320 Nyloc Nuts
ASTM A320 Insert Nuts
ASTM A320 Lock Nuts
ASTM A320 Castle Nuts
ASTM A320 Square Nuts
Application of ASTM A320 Nut
Testing of ASTM A320 Nut
Packing Of ASTM A320 Nut
Destination Of ASTM A320 Nut
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ASME SA320 Grade B8M Eye Nut at Factory Price, ASME SA320 Grade B8M Hex Head Nut Catalogue, ASTM A320 B8M Nyloc Nut Price List, B8M Grade Hex Nut Price List in India, Grade A320 Eye Nut Weight Calculator, ASME SA320 Grade B8M Wing Nut Weight Chart, B8M Grade Square Nut at Factory Price, ASTM A320 B8M Wing Nut Specification, Grade A320 T Nut Grade Chart, Grade B8M Acorn Nut Price Per Kg.
ASTM STANDARD Nut
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