Nestled in the heart of Manama, Junaid Metals has built its reputation on a foundation of reliability and precision, proudly serving as your trusted manufacturer and supplier of high-grade steel. Our 20MnCr5 round bars are a testament to this commitment, engineered to meet the rigorous demands of modern industry. We understand that the quality of your components begins with the raw material, which is why we ensure every bar delivers exceptional performance and consistency, right from our facility to your workshop.
The strength of 20MnCr5 lies in its carefully balanced composition, primarily a blend of chromium and manganese, which gives it remarkable hardenability. This alloy steel is celebrated for its excellent toughness and high tensile strength, allowing it to withstand significant stress and wear. After undergoing specific heat treatment processes like case carburizing, it achieves a hard, durable surface while maintaining a shock-absorbing, tough core. This combination makes it an incredibly versatile and reliable material for demanding mechanical applications.
|
Element |
Content |
|---|---|
|
Carbon, C |
0.310 – 0.380 % |
|
Iron, Fe |
98.63 – 99.09 % |
|
Manganese, Mn |
0.60 – 0.90 % |
|
Phosphorous, P |
0.040 % |
|
Sulfur, S |
0.050 % |
|
Properties |
Metric |
Imperial |
|---|---|---|
|
Tensile strength, ultimate |
585 MPa |
84800 psi |
|
Tensile strength, yield |
370 MPa |
53700 psi |
|
Modulus of elasticity |
190-210 GPa |
29700-30458 ksi |
|
Bulk modulus (typical for steel) |
140 GPa |
20300 ksi |
|
Shear modulus (typical for steel) |
80 GPa |
11600 ksi |
|
Poissons ratio |
0.27-0.30 |
0.27-0.30 |
|
Elongation at break (in 50 mm) |
30% |
30% |
|
Reduction of area |
53% |
53% |
|
Hardness, Brinell |
183 |
183 |
|
Hardness, Knoop (converted from Brinell hardness) |
204 |
204 |
|
Hardness, Rockwell B (converted from Brinell hardness) |
89 |
89 |
|
Hardness, Vickers (converted from Brinell hardness) |
192 |
192 |
|
Machinability (based on AISI 1212 steel. as 100 machinability) |
65 |
65 |
| EN Name | EN Number | DIN | JIS | UNI | BS |
|---|---|---|---|---|---|
| C35 | 1.0501 | C35, CM35 | S35C | C35 | 970 070M36 |
Yes, 20MnCr5 Round Bars can be used for underground applications due to their high strength and durability.
Yes, 20MnCr5 Round Bars may require corrosion protection coatings for enhanced durability in harsh environments.
Choose 20MnCr5 Round Bars based on required strength, wear resistance, and application-specific environmental conditions.
You’ll find 20MnCr5 round bars at the core of countless critical components, especially within the automotive sector where strength and durability are non-negotiable. They are the preferred choice for manufacturing robust gears, shafts, pinions, and axle assemblies that must perform flawlessly under pressure. Beyond vehicles, these bars are essential in constructing heavy machinery, mining equipment, and various high-stress industrial parts, proving their worth wherever resilience and long service life are paramount for seamless operations.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Junaid Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Manama, Bahrain
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