ASTM A320 L43 Bolt
ASME SA320 Grade L43 U Bolt, ASME SA320 L43 Hex Head Bolt, Gr L43 Flange Head Bolt, AISI Grade L43 Allen Bolt, ASTM A320 Grade L43 Hex Head Bolt.
We at fas10 are a producer of ASTM A320 L43 Bolts as well as a supplier and exporter of these products. We manufacture Bolts of many different types, sizes, and materials, including those made of L43 grade. In comparison to other types of steel, it has a much higher proportion of chromium, and as a result, it exhibits superior resistance to corrosion.
Applications that need both high pressure and high temperature would benefit greatly from the use of this durable alloy. This grade can provide outstanding support in any application because of its high tensile strength. We use exceptionally high-quality materials to produce Grade L43 Allen Bolt. Our high-grade ASTM A320 L43 Bolts are equipped with characteristics such as resistance to corrosion, dimensional stability, extended service life, durability, corrosion resistance, high tensile strength, and accurate finishing.
About ASTM A320 L43 Bolt
ASTM A320 L43 Stud Bolt, L43 Grade Hex Bolt, L43 Eye Bolt, AISI Grade L43 Anchor Bolt, Grade L43 U Bolt.
fas10 take into consideration the requirements and expectations of customers in a variety of different industrial sectors. In order to cater to the requirements of our customers, we are now manufacturing several kinds of Bolts out of a broad range of metals. During the production process for these Bolts, we ensure that we comply with all national and international quality requirements. We are able to produce a large quantity of the most precise Bolts thanks to the latest innovations in both technology and equipment. Our company produces L43 Eye Bolt in a variety of sizes, grades, standards, dimensions, and materials.
We are a customer-centric business that strives to meet the requirements of each of our customers by supplying them with the most appropriate Bolts. We are aware of how critical it is for AISI Grade L43 Anchor Bolt to be of high quality and accurate in their dimensions. As a result, our knowledgeable staff directs and monitors the execution of a wide variety of destructive and non-destructive tests in order to ensure the highest level of quality. During the whole production process, we pay attention to each and every detail.
ASTM A320 L43 Bolt Specification
| Dimensions | ASME B18.2.1, B18.3 |
| Melt Origin | Korea, South America, Japan, East Europe, |
| Mandatory Requirements | Free from Mercury & Radioactive Contamination |
| Additional Certifications | PED 97/ 23/ EC Certified, Merkblatt AD 2000 W2 Certified |
| Certification | Dual Certified As per ASTM & ASME Codes |
| Additional Requirements | NACE MR0103 / MR0175 / ISO 15156 Compliance |
| Threads Configuration | ASME B1.1 2A/3A Inch Unified Threads and B1.13M 6h Metric Coarse Threads |
Equivalent Grades ASTM A320 L43 Bolt
| ASTM | AISI |
| ASTM A320 Grade L43 | 4340 |
Chemical Composition ASTM A320 L43 Bolt
| Element | Carbon | Manganese | Phosphorus, maximum | Sulfur, maximum | Silicon | Chromium | Nickel | Molybdenum |
| L43 (AISI 4340) | 0.38 - 0.43 | 0.60 - 0.85 | 0.035 | 0.040 | 0.15 - 0.35 | 0.70 - 0.90 | 1.65 - 2.00 | 0.20 - 0.30 |
Mechanical Properties ASTM A320 L43 Bolt
| Grade | Diameter,[mm] | Minimum Tempering Temperature | Tensile Strength, min, MPa | Yield Strength min, 0.2% offset MPa | Elongation in 4D min, % | Reduction of Area min % | Hardness max |
| ASTM A320 Grade L43 | 4 [100] and under A | - | 125 (860) | 105 (725) | 16 | 50 | 321 HBC or 35 HRC |
Dimensions Of ASTM A320 L43 Bolt
ASTM A320 Grade L43 Bolts Dimensions Chart :
| Nominal Size or Basic Product Diameter | Full-Size Body Diameter, E | Width Across Flats, F | Width Across Corners, G | Head Height, H Basic | Radius of Fillet, R | Nominal Thread Length for Bolt Lengths, LT |
|||||||||
| inch | mm | Max | Min | Basic inch | Max | Min | Max | Min | Basic inch | Max | Min | Max | Min | 6 in. and Shoter | Over 6 in. |
| 1⁄4 | 0.25 | 0.26 | 0.237 | 7⁄16 | 0.438 | 0.425 | 0.505 | 0.484 | 11⁄64 | 0.188 | 0.15 | 0.03 | 0.01 | 0.75 | 1 |
| 5⁄16 | 0.3125 | 0.324 | 0.298 | 1⁄2 | 0.5 | 0.484 | 0.577 | 0.552 | 7⁄32 | 0.235 | 0.195 | 0.03 | 0.01 | 0.875 | 1.125 |
| 3⁄8 | 0.375 | 0.388 | 0.36 | 9⁄16 | 0.562 | 0.544 | 0.65 | 0.62 | 1⁄4 | 0.268 | 0.226 | 0.03 | 0.01 | 1 | 1.25 |
| 7⁄16 | 0.4375 | 0.452 | 0.421 | 5⁄8 | 0.625 | 0.603 | 0.722 | 0.687 | 19⁄64 | 0.316 | 0.272 | 0.03 | 0.01 | 1.125 | 1.375 |
| 1⁄2 | 0.5 | 0.515 | 0.482 | 3⁄4 | 0.75 | 0.725 | 0.866 | 0.826 | 11⁄32 | 0.364 | 0.302 | 0.03 | 0.01 | 1.25 | 1.5 |
| 5⁄8 | 0.625 | 0.642 | 0.605 | 15⁄16 | 0.938 | 0.906 | 1.083 | 1.033 | 27⁄64 | 0.444 | 0.378 | 0.06 | 0.02 | 1.5 | 1.75 |
| 3⁄4 | 0.75 | 0.768 | 0.729 | 11⁄8 | 1.125 | 1.088 | 1.299 | 1.24 | 1⁄2 | 0.524 | 0.455 | 0.06 | 0.02 | 1.75 | 2 |
| 7⁄8 | 0.875 | 0.895 | 0.852 | 1 5⁄16 | 1.312 | 1.269 | 1.516 | 1.447 | 37⁄64 | 0.604 | 0.531 | 0.06 | 0.02 | 2 | 2.25 |
| 1 | 1 | 1.022 | 0.976 | 1 1⁄2 | 1.5 | 1.45 | 1.732 | 1.653 | 43⁄64 | 0.7 | 0.591 | 0.09 | 0.03 | 2.25 | 2.5 |
| 1 1⁄8 | 1.125 | 1.149 | 1.098 | 1 11⁄16 | 1.688 | 1.631 | 1.949 | 1.859 | 3⁄4 | 0.78 | 0.658 | 0.09 | 0.03 | 2.5 | 2.75 |
| 1 1⁄4 | 1.25 | 1.277 | 1.223 | 1 7⁄8 | 1.875 | 1.812 | 2.165 | 2.066 | 27⁄32 | 0.876 | 0.749 | 0.09 | 0.03 | 2.75 | 3 |
| 1 3⁄8 | 1.375 | 1.404 | 1.345 | 2 1⁄16 | 2.062 | 1.994 | 2.382 | 2.273 | 29⁄32 | 0.94 | 0.81 | 0.09 | 0.03 | 3 | 3.25 |
| 1 1⁄2 | 1.5 | 1.531 | 1.47 | 2 1⁄4 | 2.25 | 2.175 | 2.598 | 2.48 | 1 | 1.036 | 0.902 | 0.09 | 0.03 | 3.25 | 3.5 |
| 1 5⁄8 | 1.625 | 1.658 | 1.591 | 2 7⁄16 | 2.438 | 2.356 | 2.815 | 2.616 | 1 3⁄32 | 1.116 | 0.978 | 0.09 | 0.03 | 3.5 | 3.75 |
| 1 3⁄4 | 1.75 | 1.785 | 1.716 | 2 5⁄8 | 2.625 | 2.538 | 3.031 | 2.893 | 1 5⁄32 | 1.196 | 1.054 | 0.12 | 0.04 | 3.75 | 4 |
| 1 7⁄8 | 1.875 | 1.912 | 1.839 | 2 13⁄16 | 2.812 | 2.719 | 3.248 | 3.099 | 1 1⁄4 | 1.276 | 1.13 | 0.12 | 0.04 | 4 | 4.25 |
| 2 | 2 | 2.039 | 1.964 | 3 | 3 | 2.9 | 3.464 | 3.306 | 1 11⁄32 | 1.388 | 1.175 | 0.12 | 0.04 | 4.25 | 4.5 |
| 2 1⁄4 | 2.25 | 2.305 | 2.214 | 3 3⁄8 | 3.375 | 3.262 | 3.897 | 3.719 | 1 1⁄2 | 1.548 | 1.327 | 0.19 | 0.06 | 4.75 | 5 |
| 2 1⁄2 | 2.5 | 2.559 | 2.461 | 3 3⁄4 | 3.75 | 3.625 | 4.33 | 4.133 | 1 21⁄32 | 1.708 | 1.479 | 0.19 | 0.06 | 5.25 | 5.5 |
| 2 3⁄4 | 2.75 | 2.827 | 2.711 | 4 1⁄8 | 4.125 | 3.988 | 4.763 | 4.546 | 1 13⁄16 | 1.869 | 1.632 | 0.19 | 0.06 | 5.75 | 6 |
| 3 | 3 | 3.081 | 2.961 | 4 1⁄2 | 4.5 | 4.35 | 5.196 | 4.959 | 2 | 2.06 | 1.815 | 0.19 | 0.06 | 6.25 | 6.5 |
| 3 1⁄4 | 3.25 | 3.335 | 3.21 | 4 7⁄8 | 4.875 | 4.712 | 5.629 | 5.372 | 2 3⁄16 | 2.251 | 1.936 | 0.19 | 0.06 | 6.75 | 7 |
| 3 1⁄2 | 3.5 | 3.589 | 3.461 | 5 1⁄4 | 5.25 | 5.075 | 6.062 | 5.786 | 2 5⁄16 | 2.38 | 2.057 | 0.19 | 0.06 | 7.25 | 7.5 |
| 3 3⁄4 | 3.75 | 3.858 | 3.726 | 5 5⁄8 | 5.625 | 5.437 | 6.495 | 6.198 | 2 1⁄2 | 2.572 | 2.241 | 0.19 | 0.06 | 7.75 | 8 |
| 4 | 4 | 4.111 | 3.975 | 6 | 6 | 5.8 | 6.928 | 6.612 | 2 11⁄16 | 2.764 | 2.424 | 0.19 | 0.06 | 8.25 | 8.5 |
Different Types Of ASTM A320 L43 Bolt
Different Types Of Bolts:
ASTM A320 Grade L43 Hex Bolts
ASTM A320 Grade L43 Carriage Bolts
ASTM A320 Grade L43 Stud Bolts
ASTM A320 Grade L43 Hex Head Bolts
ASTM A320 Grade L43 Forged Hook Bolts
ASTM A320 Grade L43 Torx Bolts
ASTM A320 Grade L43 Countersunk Bolts
ASTM A320 Grade L43 Flange Head Bolts
ASTM A320 Grade L43 Allen Bolts
ASTM A320 Grade L43 12-Point Flange Bolts
ASTM A320 Grade L43 Eye Bolts
ASTM A320 Grade L43 Bolts
ASTM A320 Grade L43 U Bolts
ASTM A320 Grade L43 J Bolts
ASTM A320 Grade L43 Elevator Bolt
ASTM A320 Grade L43 Threaded Expansion Anchor Bolt
ASTM A320 Grade L43 High Performance Anchor Bolts
