50CrVA Alloy Steel Round Bar

50CrVA Alloy Steel Round Bar is a high-quality alloy steel that has excellent strength and toughness properties. It is widely used in various industries such as automotive, aerospace, and machinery due to its unique properties. This alloy steel is made up of high carbon and chromium content that provides superior hardness and wear resistance.

The 50CrVA Alloy Steel Round Bar is known for its exceptional mechanical properties, making it a reliable choice in critical applications. It has a high yield strength and ultimate tensile strength that makes it suitable for heavy-duty operations. Besides, this alloy steel has excellent fatigue strength and low-temperature impact toughness, ensuring its longevity and reliability.

Moreover, the 50CrVA Alloy Steel Round Bar is easy to machine, forge, and heat-treat, making it easier for manufacturers to form it into their desired shape without compromising its mechanical properties. It also has excellent corrosion resistance, reducing the need for continuous maintenance and repair, saving time and money for its users.

Product Specification

• Chemical composition:chemical composition includes more than 50% chromium, 0.70~0.90% carbon, 0.17~0.37% silicon, 0.50~0.80% vanadium and appropriate amount of copper, phosphorus, sulfur and other elements.
• Mechanical properties: excellent mechanical properties, with high strength, high rigidity, high toughness and wear resistance. For example, its tensile strength can reach 1200~1600MPa, the yield strength is 800~1000MPa, and the elongation is 10%~20%.
• Processing performance:  good processing performance and can withstand high temperature and high pressure processing. At the same time, it is easy to heat treatment and cold treatment, and can be tempering, quenching, tempering and other heat treatment processes according to needs.
•  Application: used in automobile, railway, aviation, aerospace, machinery manufacturing and other fields, such as the production of high-speed trains, trucks, shells, drills, springs, bearings, gears and other structural parts and tools.

50CrV4 1.8159 Equivalent Grade

50CrV4 1.8159 Dimensions and permissible deviations

Thickness: 0.1 to 4mm; Tolerances: +/- 0.008 to 0.11 mm

Width: 10 to 600mm; Tolerances: +/- 0.15 to 0.60mm

50CrV4 1.8159 Chemical composition

50CrV4 1.8159 Treatment condition on delivery

Cold rolled + soft annealed : G

Cold rolled + hardened + tempered : H + A

50CrV4 1.8159 Mechanical properties in the cold rolled + soft annealed condition G

50CrV4 1.8159 Tensile strength in the cold rolled + hardened + tempered condition (H + A)

50CrV4 1.8159 Vickers hardness in the cold rolled + hardened + tempered condition (H + A)

50CrV4 1.8159 Surface condition

Strip to be supplied in the

1 cold rolled + soft annealed G or

2 cold rolled + soft annealed + cold rolled (G + K) condition

must have a bright, metallically clean surface.

Cold rolled + hardened + tempered (H + A) strip is supplied, as agreed at the time of ordering, with

1 grey-blue (GR),

2 bright (8K),

3 polished (P) or

4 polished and colour-tempered (P & AF) surface.

50CrV4 1.8159 Types of heat treatment

Approximate values for heat treatment and minimum hardness values in the hardened condition of cold rolled steel strips for springs