From the industrial heart of Hamilton, Latham Steel has built a reputation as a trusted partner for demanding industries across New Zealand. We take pride in supplying high-performance materials like Alloy Steel AISI 4145 bars, known for their exceptional toughness and reliability. Our team understands that your projects require more than just a product; they need a solution you can count on. We ensure our 4145 alloy steel bars meet the highest standards, providing the strength and durability needed for the most challenging applications right here at home.
The AISI 4145 grade is a chromium-molybdenum alloy known for its excellent balance of strength and toughness. Its composition includes key elements like chromium for hardenability and molybdenum for strength at high temperatures. After proper heat treatment, these bars develop impressive mechanical properties, offering high tensile strength, good wear resistance, and the ability to withstand significant impact and fatigue loads. This makes it a go-to material for parts that must perform reliably under stress without failing.
| Dimensions: | ASTM, ASME, DIN, BS, EN, IS, AMS, JIS, IBR & Other International Standards. |
|---|---|
| Standard: | ASTM A689, JIS G4801, DIN 17221, GB/T 18254, ASTM A295, JIS G4805, etc. |
| Alloy Steel AISI 4145 Round Bars Range: | Range – 3.17mm to 350mm dia |
| Alloy Steel AISI 4145 Round Bars Diameter: | 5mm-500mm (Customized size is acceptable) |
| Alloy Steel AISI 4145 Round Bars Length: | 1m-9m or according to the customer’s requirement |
| Type: | Round bar, rod, square bar, flat bar, hexagon bar, angle bar, channel bar, threaded bar |
| Alloy Steel AISI 4145 Round Bars Technique: | Forged/Hot Rolled/Cold Drawn/Peeled |
| Alloy Steel AISI 4145 Round Bars Surface: | bright round bar, pickled round bar, black round bar |
| Package Details: | Standard seaworthy package(wooden boxes package,pvc package, or other package) |
| Export Area: | USA, UAE, Europe, Asia, Middle East, Africa, South America |
| Grade | AISI 4145 | |
|---|---|---|
| Min. | Max | |
| C | 0.43 | 0.49 |
| Cr | 0.80 | 1.10 |
| Si | 0.15 | 0.35 |
| S | – | 0.040 |
| Mn | 0.85 | 1.10 |
| P | – | 0.035 |
| Mo | 0.15 | 0.25 |
| rade: | AISI 4145 |
|---|---|
| Tensile Strength (ksi) min : | 140 |
| Elongation (% in 50mm) min: | 14 |
| Yield Strength 0.2% Proof (ksi) min: | 120 |
| Hardness: | – |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| Standard: | AISI 4145 |
|---|---|
| WERKSTOFF NR. | – |
| UNS | G41450 |
You’ll typically find AISI 4145 bars at work in some of industry’s toughest roles. They are a preferred choice for manufacturing critical components like heavy-duty axles, high-strength shafts, and demanding gearing systems, especially in the mining and agricultural sectors. Their reliable performance also makes them ideal for drill collars and other downhole tooling in oil and gas exploration. Essentially, wherever you need a component that can resist bending, twisting, and wearing out under immense pressure, this alloy steel provides a proven and trustworthy solution.
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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