Dang Steel, a prominent manufacturer and supplier located in Da Nang, Vietnam, specializes in top-notch Carbon Steel EN-45 Bars. Known for its precision engineering and unwavering commitment to international standards, Dang Steel delivers reliable and durable steel products suitable for a variety of industrial applications. With state-of-the-art production facilities and a dedication to excellence, the company caters to clients in the automotive, construction, and machinery sectors. Their EN-45 bars are praised for consistent quality, exceptional strength, and outstanding performance even in tough conditions, making Dang Steel a go-to partner for businesses in need of trustworthy carbon steel solutions both locally and globally.
Carbon Steel EN-45 Bars mainly consist of 0.42–0.50% carbon, along with small amounts of manganese, silicon, and sulfur to boost strength and machinability. This medium carbon steel showcases a tensile strength of around 620–850 MPa and a yield strength of 355–460 MPa, offering impressive wear resistance and durability. It features moderate hardness and good toughness, making it perfect for heat treatment processes like quenching and tempering. Its well-balanced composition ensures a robust yet workable material, ideal for crafting precision components and parts that demand high strength and dimensional stability.
| Grade | EN45 |
|---|---|
| Specification | BS970 1.0904 55Si7 55S6 55Si2Mn ASTM 9255 |
| Round bar size | Diameter: 3-~800mm |
| Hex Bar size | 2-100mm A/F |
| Flat bar size | Thickness: 2 -100mm |
| Width: 10 to 500mm | |
| Square bar size | 4 to 100mm |
| Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| Section | 3.0 to 12.0mm thickness |
| Channel Bar | 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness |
| Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| Billet Size | 1/2″ to 495mm Diameter |
| Rectangles Size | 33 x 30mm to 295 x 1066mm |
| Finish | Cold (bright) drawn, centreless ground,smooth turned, peeled, slit rolled edge, hot rolled, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Surface | Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline |
| Condition | Hardened & tempered, annealed |
| Technique | EN45 Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| Processing | Bar cutting to 650mm |
| Form | EN45 Welding Rod, Round, Rod, T-Bar, Channel Bar, Precision Ground Bar, Flat Bar, Square, Blocks, Round Rod, Rings, Hollow, Triangle, Rectangle, Hex (A/F), Threaded, Half Round Bar, Profiles, Billet, Ingot, I/H Bar, Forging etc. |
| Element | En42J |
| C | 0.75 – 0.90% |
| Mn | 0.50 – 0.90% |
| Si | 0/1 – 0.35 |
| S | 0.04% Max |
| P | 0.04% Max |
|
ULTIMATE TENSILE STRENGTH, S. (MPA) |
621 |
|---|---|
|
Modulus of elasticity, E (Gpa) |
204 |
|
Fatigue strength coefficient, of (Mpa) |
948 |
|
Fatigue strength exponent, b |
-0.092 |
|
Fatigue ductility coeffient ,ef |
0.26 |
|
Fatigue ductility exponent,c |
-0.445 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Type | SIZES (mm) | SIZES (Inches) | ISO Tolerance |
|---|---|---|---|
Cold Drawn and Polish | 3.00 – 75.00 | 1/8″ – 3.00″ | h8-h9-h10-h11 |
Cold Drawn and Ground | 10.00 – 75.00 | 5/6″ – 2.50″ | h8-h9-h10-h11 |
Peeled and Polished | 40.00 – 150.00 | 1.50″ – 6.00″ | h11, h11-DIN 1013 |
Peeled and Ground | 20.00 – 50.00 | 3/4″ – 2.00″ | h9-h10-h11 |
Cut to size on request (tolerance +2/-0 mm). Standard lengths of EN45 Bars 2000 mm up to 6000 mm available
5.0 | 45.0 |
6.0 | 50.0 |
7.0 | 55.0 |
8.0 | 60.0 |
9.0 | 65.0 |
10.0 | 70.0 |
12.0 | 75.0 |
16.0 | 80.0 |
20.0 | 90.0 |
25.0 | 100.0 |
30.0 | 130.0 |
35.0 | 160.0 |
40.0 | 200.0 |
Carbon Steel EN-45 Bars find extensive use in manufacturing shafts, bolts, studs, and machine components where strength and wear resistance are essential. They’re perfect for automotive parts, industrial machinery, agricultural tools, and engineering applications that require toughness and precise dimensions. EN-45 bars are also utilized in creating fasteners, gears, and structural components that experience moderate stress and load conditions. Their capacity for heat treatment adds to their versatility, making them a popular choice in various industries where reliability and performance are key.
Dang 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 Da Nang, Vietnam.
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