Mechanical Properties Of S50C Steel
S50C steel is a high-quality carbon steel that has good mechanical properties. It is widely used in various industries due to its strength, durability, and high resistance to wear and tear.
One of the most significant mechanical properties of S50C steel is its tensile strength. Tensile strength refers to the maximum amount of stress that a material can withstand before it breaks. S50C steel has a high tensile strength, which makes it suitable for use in heavy-duty applications that require high loads.
Another essential mechanical property of S50C steel is its hardness. Hardness is a material's ability to resist deformation, indentation, or scratching. S50C steel has a high level of hardness, which makes it resistant to wear and tear and suitable for use in applications such as cutting tools and machine components.
S50C steel also has good toughness, which refers to its ability to resist fracture or deformation under stress. This property is critical in applications where the material is subjected to repeated stresses or impacts.
S50C STEEL CHEMICAL COMPOSITION:
| Grade | C | Si | Mn | P | S |
| S45C | 0.42-0.48 | 0.15-0.35 | 0.6-0.9 | ≤ 0.03 | ≤ 0.035 |
| S50C | 0.47-0.53 | 0.15-0.35 | 0.6-0.9 | ≤ 0.03 | ≤ 0.0 |
S45C | S50C Steel Normalizing & Annealing:
| S45C | S50C | |
| Normalizing Temperature | 830~880℃ | 820~870℃ |
| Cooling Method | Air Cooling | Air Cooling |
| AnnealingTemperature | 820-840℃ | 820-840℃ |
| Cooling Method | Furnance Cooling | Furnance Cooling |
| Hardness | <197HB | <207HB |
S45C | S50C Steel Mechanical Properties in Normalized & Annealed condition:
| Grade | Tensile Strength | Yield Strength | Elongation | Reduction of Area | Impact Charpy-V | Hardness |
| S45C Normalizing | 670-720Mpa | 340Mpa | 15-18% | 45-50% | 50 | 170-240HBW |
| S50C Normalizing | 750Mpa | 425Mpa | 20% | 39% | 27 | 217HBW |
| S45C Annealing |
532Mpa | 280Mpa | 32% | 49% | 60 | 160-200HBW |
| S50C Annealing |
635Mpa | 365Mpa | 23.7% | 40% | 17 | 187HBW |
S45C | S50C Steel Quenching & Tempering:
| S45C | S50C | |
| QuenchingTemperature | 820~840℃ | 810~830℃ |
| Quenching medium | Water | Water |
| Quenching Hardness,HRC | 55-60 | 58-63 |
| TemperingTemperature | 500-540℃ | 500-560℃ |
| Cooling Method | Air Cooling | Air Cooling |
| Hardness,HRC | 28-32 | 30-35 |
S45C | S50C Quenching Limit Diameter:
| Quenching Medium | ||||
| Still Oil | 20℃ Water | 40℃ Water | 20℃ 5%Nacl | |
| S45C | 10mm | 20mm | 16mm | 21.5mm |
| S50C | 10mm | 20mm | 16mm | 21.5mm |
S45C | S50C Steel Tempering Temperature Vs Hardness:
| Grade | Quenching | Tempering Temperature,ºC | |||||||
| Temperature,ºC | Hardness,HRC | 150ºC | 200ºC | 300ºC | 400ºC | 500ºC | 550ºC | 600ºC | |
| S45C | 840ºC | 58-59 | 58 | 55 | 50 | 41 | 33 | 26 | 22 |
| S50C | 830ºC | 58-59 | 58 | 55 | 50 | 41 | 33 | 26 | 22 |
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