Naing Steel, based in the heart of Naypyidaw, is proud to be a trusted manufacturer and supplier of high-strength alloy steel components. We understand the critical demands of heavy industry, which is why our Alloy Steel AISI 4145 bars are produced with meticulous attention to detail. This specific grade is engineered for resilience, offering the exceptional toughness and durability needed for the most challenging applications, ensuring your projects are built on a foundation of unwavering reliability and local expertise.
The composition of AISI 4145 is a careful balance of chromium, molybdenum, and manganese, creating a steel known for its impressive strength. Through precise heat treatment, these bars achieve superior mechanical properties, including high tensile strength, excellent wear resistance, and good fatigue strength. This combination makes the material exceptionally tough, allowing it to withstand significant stress and impact without failing, which is essential for components in demanding environments.
| 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 hard at work in the core components of heavy machinery. They are the ideal choice for manufacturing high-strength shafts, robust gearing, and demanding drill collars used in the oil and gas industry. Their ability to endure high stress and resist wear also makes them perfect for large axles, crankshafts, and other critical parts in mining and construction equipment, where failure is not an option and performance is paramount.
Naing 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 Naypyidaw, Myanmar.
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