Aung Metals, a reputable manufacturer and supplier located in Naypyidaw, Myanmar, focuses on crafting top-notch **OHNS Round Bars** tailored for precision engineering and demanding industrial needs. These bars are celebrated for their remarkable hardness, wear resistance, and machinability, all while adhering to strict dimensional tolerances to ensure reliable performance even in tough conditions. Aung Metals employs cutting-edge manufacturing techniques and rigorous quality control measures to guarantee dependable mechanical properties, a smooth surface finish, and impressive durability. Catering to sectors like automotive, tooling, machinery, and engineering, the company delivers OHNS round bars that enhance operational efficiency, precision, and reliability for high-performance and critical applications.
**OHNS Round Bars** are mainly made from high-carbon, high-chromium steel, with a touch of silicon, manganese, and other alloying elements. This unique blend gives them outstanding hardness, wear resistance, and dimensional stability after heat treatment. On the mechanical side, OHNS round bars boast high tensile and yield strength, solid toughness, and exceptional machinability. These characteristics make them perfect for applications that demand precision, durability, and consistent performance in high-stress and high-wear environments.
| Grade | OHNS Round Bar |
|---|---|
| Specification | aaaaaaaaaaaaa |
| OHNS Square bar size | 4 to 100mm |
| OHNS Steel Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| OHNS High Speed Steel Hex Bar size | 2-100mm A/F |
| OHNS Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| OHNS Steel Rectangles Size | 33 x 30mm to 295 x 1066mm |
| OHNS High Speed Steel Flat bar size | Thickness: 2 -100mm |
| Width: 10 to 500mm | |
| OHNS Channel Bar | 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness |
| OHNS Steel Section | 3.0 to 12.0mm thickness |
| OHNS High Speed Steel Round bar size | Diameter: 3-~800mm |
| OHNS Billet Size | 1/2″ to 495mm Diameter |
| OHNS Steel Round Bar Standard Dimensions | Diameter / Height: |
| OHNS Surface | Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline |
| OHNS Steel Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| OHNS High Speed Steel Technique | OHNS Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| OHNS Condition | Hardened & tempered, annealed |
| Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| Form | OHNS Round, Rod, T-Bar, Channel Bar, Precision Ground Bar, Flat Bar, Square Bar, Blocks, Round Rod, Rings, Hollow, Triangle, Rectangle, Hex (A/F), Threaded, Half Round Bar, Profiles, Billet, Ingot, I/H Bar, Forging etc. |
| Processing | Bar cutting to 650mm |
| Our OHNS Round bar conforms to NACE MR0175/ISO 15156 | |
| C | Si | Mn | P | S | Cr | W |
| 0.85-1.00 | 0.15-0.35 | 1.00-1.20 | 0.030max | 0.030max | 0.50-0.70 | 0.50-0.70 |
| Maximum Stress(N/mm²) | Yield Stress(N/mm²) | Elongation | Impact Strength (joule) | Hardness value (BHN) |
| 950 | 465 | 10% | 25 | 288 |
| STANDARDS | 100MnCrW4 | O1 | DIN 2510 | AISI O1 | AFNOR 90MWCV5 | JIS SKS3 |
OHNS (Oil Hardened Non-Shrinking) round bars are sized based on their diameter, typically ranging from 6 mm to 300 mm, with standard lengths ranging from 3 meters to 6 meters.
OHNS (Oil Hardened Non-Shrinking) rods are available in different grades, such as OHNS 1, OHNS 2, and OHNS 3, varying in hardness, toughness, and application suitability for manufacturing and toolmaking.
Yes, laser welding can be used for OHNS (Oil Hardened Non-Shrinking) bar, as it offers precision, minimal heat input, and controlled weld quality, making it suitable for hardenable tool steels.
**OHNS Round Bars** find their place in industries that require robust, wear-resistant, and precision-engineered components. They’re frequently used for gears, shafts, machine tools, and bearing parts. In the automotive and engineering fields, they serve as essential components for precision parts, dies, and molds. Their impressive hardness, wear resistance, and machinability also make them ideal for high-performance industrial applications where reliability and longevity are crucial. OHNS round bars ensure consistent performance, durability, and precision in challenging mechanical and engineering settings.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Aung Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Naypyidaw, Myanmar
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