For over [number] years, Latham Steel has been a trusted name in Hamilton, New Zealand, providing robust and reliable fastening solutions. Our carbon steel nuts are a cornerstone of that reputation. Manufactured with precision right here in our local facility, they are designed to meet the demanding needs of New Zealand’s industries, delivering the unwavering strength and durability that professionals count on for their most critical projects, from large-scale construction to essential machinery maintenance.
The composition of these nuts is centered on carbon steel, a material chosen for its excellent balance of strength and versatility. This gives the nuts impressive mechanical properties, including high tensile strength, which allows them to withstand significant loads and resist stretching or snapping under pressure. They are engineered to be tough and durable, providing a dependable, long-lasting hold in a wide range of applications, ensuring connections stay secure over time.
Specification :Â ASTM F568 / ASME SF568
Dimension :Â DIN, ISO, ASTM, JIS, BS, GB, IS and all International Standards
Size Range :Â M3 – M56 | 3/6″ to 2″ | Custom Sizes
Length :Â 3 mm to 200 mm
Type : Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts.
| Grade | C | P | S | B |
| Carbon Steel 10.9 | 0.20-0.55 | 0.025 | 0.025 | 0.003 |
| Carbon Steel 12.9 | 0.28-0.5 | 0.025 | 0.025 | 0.003 |
| Element | Nominal thread diameter size range [mm] | Proof strength [MPa] | Yield strength (min) [MPa] | Tensile strength (min) [MPa] | Hardness [Rockwell] |
| Carbon Steel 10.9 | 5–100 | 830 | 940 | 1040 | C32–39 |
| Carbon Steel 12.9 | 1.6–100 | 970 | 1100 | 1220 | C39–44 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Jaxon Steel is a trustworthy manufacturer and supplier of quality Carbon Steel Nut in Hamilton, New Zealand. We specialize in top-grade steel products like Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel, with the main focus being on Carbon Steel Sheets and Plates. Our vast inventory also includes Pipes, Tubes, Flanges, Forged Fittings, and Bars. Committed to fast delivery and excellent customer service, we use only the finest raw materials to deliver excellent strength, durability, and performance for high-demand industrial uses. Contact us today for all your Carbon Steel Nut needs!
| Â Hex Nut NB | Across Corners | MAX Thickness | MIN Thickness | MAX Across Flats | MIN Across Flats |
|---|---|---|---|---|---|
| M 8 | 14.38 | 6.8 | 6.44 | 13 | 12.73 |
| M 10 | 17.77 | 8.4 | 8.04 | 16 | 15.73 |
| M 12 | 20.03 | 10.8 | 10.37 | 18 | 17.73 |
| M 14 | 23.35 | 12.8 | 12.1 | 21 | 20.67 |
| M 16 | 26.75 | 14.8 | 14.1 | 24 | 23.67 |
| M 18 | 29.56 | 15.8 | 15.1 | 27 | 26.16 |
| M 20 | 32.95 | 18 | 16.9 | 30 | 29.16 |
| M 22 | 37.29 | 19.4 | 18.1 | 34 | 33 |
| M 24 | 39.55 | 21.5 | 20.2 | 36 | 35 |
| M 27 | 45.2 | 23.8 | 22.5 | 41 | 40 |
| M 30 | 50.85 | 26.6 | 24.3 | 46 | 45 |
| M 33 | 55.37 | 28.7 | 27.4 | 50 | 49 |
| M 36 | 60.79 | 31 | 29.4 | 55 | 53.8 |
| M 39 | 66.44 | 33.4 | 31.8 | 60 | 58.8 |
| M 42 | 71.3 | 34 | 32.4 | 65 | 63.1 |
| M 45 | 76.95 | 36 | 34.4 | 70 | 68.1 |
| M 48 | 82.6 | 38 | 39.4 | 75 | 73.1 |
| M 52 | 88.25 | 42 | 40.4 | 80 | 78.1 |
| M 56 | 93.56 | 45 | 43.4 | 85 | 82.8 |
| M 60 | 99.21 | 48 | 46.4 | 90 | 87.8 |
| M 64 | 104.86 | 51 | 49.1 | 95 | 92.8 |
| M 68 | 110.51 | 54 | 52.1 | 100 | 97.8 |
| M 72 x 6 | 116.16 | 58 | 56.1 | 105 | 102.8 |
| M 76 x 6 | 121.81 | 61 | 59.1 | 110 | 107.8 |
| M 80 x 6 | 127.46 | 64 | 62.1 | 115 | 112.8 |
| Nominal or Basic Major Diameter of Nut Thread | Nuts Width Across Flats (F) | Width Across Corners (G) | Thickness of Hex Nuts (H) | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Basic | Max | Min |  Max |  Min | Basic |  Max | Min | ||
| 1/4 | 0.2500 | 7/16 | .438 | .428 | .505 | .488 | 7/32 | 0.226 | 0.212 |
| 5/16 | 0.3125 | 1/2 | .500 | .489 | .577 | .557 | 17/64 | 0.273 | 0.258 |
| 3/8 | 0.3750 | 9/16 | .562 | .551 | .650 | .628 | 21/64 | 0.337 | 0.320 |
| 7/16 | 0.4375 | 11/16 | .688 | .675 | .794 | .768 | 3/8 | 0.385 | 0.365 |
| 1/2 | 0.5000 | 3/4 | .750 | .736 | .866 | .840 | 7/16 | 0.448 | 0.427 |
| 9/16 | 0.5625 | 7/8 | .875 | .861 | 1.010 | .982 | 31/64 | 0.496 | 0.473 |
| 5/8 | 0.6250 | 15/16 | .938 | .922 | 1.083 | 1.051 | 35/64 | 0.559 | 0.535 |
| 3/4 | 0.7500 | 1-1/8 | 1.125 | 1.088 | 1.299 | 1.240 | 41/64 | 0.665 | 0.617 |
| 7/8 | 0.8750 | 1-5/16 | 1.312 | 1.269 | 1.516 | 1.447 | 3/4 | 0.776 | 0.724 |
| 1 | 1.0000 | 1-1/2 | 1.500 | 1.450 | 1.732 | 1.653 | 55/64 | 0.887 | 0.831 |
| 1-1/8 | 1.1250 | 1-11/16 | 1.688 | 1.631 | 1.949 | 1.859 | 31/32 | 0.999 | 0.939 |
| 1-1/4 | 1.2500 | 1-7/8 | 1.875 | 1.812 | 2.165 | 2.066 | 1-1/16 | 1.094 | 1.030 |
| 1-3/8 | 1.3750 | 2-1/16 | 2.062 | 1.994 | 2.382 | 2.273 | 1-11/64 | 1.206 | 1.138 |
| 1-1/2 | 1.5000 | 2-1/4 | 2.250 | 2.175 | 2.598 | 2.480 | 1-9/32 | 1.317 | 1.245 |
| 1-5/8 | 1.6250 | 2-7/16 | 2.438 | 2.356 | 2.815 | 2.686 | 1-25/64 | 1.429 | 1.353 |
| 1-3/4 | 1.7500 | 2-5/8 | 2.625 | 2.538 | 3.031 | 2.893 | 1-1/2 | 1.540 | 1.460 |
| 2 | 2.000 | 3 | 3.000 | 2.900 | 3.464 | 3.306 | 1-23/32 | 1.763 | 1.675 |
| 2-1/4 | 2.2500 | 3-3/8 | 3.375 | 3.263 | 3.897 | 3.719 | 1-15/16 | 1.986 | 1.890 |
| 2-1/2 | 2.5000 | 3-3/4 | 3.750 | 3.625 | 4.330 | 4.133 | 2-5/32 | 2.209 | 2.105 |
| 2-3/4 | 2.7500 | 4-1/8 | 4.125 | 3.988 | 4.763 | 4.456 | 2-3/8 | 2.431 | 2.319 |
| 3 | 3.000 | 4-1/2 | 4.500 | 4.350 | 5.196 | 4.959 | 2-19/32 | 2.654 | 2.534 |
You’ll find these carbon steel nuts hard at work across countless sectors. They are essential in construction for framing and structural steel, in manufacturing for assembling machinery and equipment, and in vital infrastructure projects like bridges and utilities. From securing heavy-duty truck components to holding together conveyor systems, their role is fundamental. Essentially, anywhere a strong, reliable, and permanent threaded connection is required, our carbon steel nut is the go-to choice for engineers, builders, and maintenance teams nationwide.
Latham Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Hamilton, New Zealand.
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