DIN 50CrV4 Spring Stainless Steel

DIN 50CrV4 Spring Stainless Steel is a high-quality stainless steel that is commonly used in spring-making applications. Its unique properties make it an ideal choice for applications where strength, durability, and resistance to corrosion are important.

One of the key benefits of DIN 50CrV4 Spring Stainless Steel is its high level of strength. This stainless steel is known for its ability to withstand high levels of stress and pressure without breaking or deforming. As a result, it is commonly used in the manufacturing of springs for a wide range of applications, including automotive, aerospace, and industrial equipment.

Another key benefit of DIN 50CrV4 Spring Stainless Steel is its exceptional resistance to corrosion. Unlike other types of steel, this stainless steel is highly resistant to rust and other forms of corrosion, which makes it an ideal choice for outdoor or marine applications.

In addition to its strength and corrosion resistance, DIN 50CrV4 Spring Stainless Steel is also extremely durable and long-lasting. With proper care and maintenance, this stainless steel can last for many years without losing its strength or other physical properties.

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

Surface finish

• Smoothness: The ideal surface finish for 50CrV4 should be smooth and free of any roughness or bumps. This is important to ensure that the steel can function optimally in its application.
• Cleanliness: The surface of 50CrV4 should be free from any dirt, debris or other contaminants that could affect its performance. A clean surface will help to prevent corrosion and other issues from developing.
• Uniformity: The surface finish of 50CrV4 should be uniform throughout, with no variations in texture or appearance. This is important to ensure that the steel is consistent in its properties and performance.
• Durability: The surface finish of 50CrV4 should be durable enough to withstand the rigors of its intended application. This may require additional treatments or coatings to protect the steel from wear and tear.

Delivery condition

50CrV4 Spring Stainless Steel is a high-strength stainless steel that can be used to make a variety of springs and metal components. Its delivery patterns are as follows:

1. Wire with diameter ≤8mm, the delivery state is softening annealing or work hardening;

2. Diameter > 8mm round steel, delivered in softened annealing or quenched and tempered condition;

3.Diameter ≤80mm round rod, delivery status for softening annealing or quenching and tempering;

4. Steel plate with thickness ≤80mm, the delivery state is softening annealing or quenching and tempering.

50CrV4 Spring Stainless Steel has stable performance and long life, so it is widely used in automotive, electric power, machinery, military and other fields. In order to ensure its high quality performance, we need to pay attention to the following points when delivering:

1. Standardized packaging to prevent damage during transportation;

2. Protect the surface to avoid oxidation or corrosion during transportation and storage;

3. Pay attention to quality, to ensure that the appearance of the product finish, mechanical properties and chemical composition meet national standards;

4. Guarantee the delivery time to ensure that customers can receive the required products on time;

5. Provide quality after-sales service to meet customer needs.

Inspection and testing

• Visual Inspection: The first step is a visual inspection of the 50CrV4 spring stainless steel to detect any surface defects, such as cracks, pits, scratches, and nicks that can affect its performance.
• Chemical Composition Analysis: It is essential to conduct a chemical composition analysis of the steel to ensure that it meets the specified requirements of the standard. The analysis should cover the percentage of elements present in the steel.
•  Microstructure Examination: Microstructure examination is critical in determining the quality and mechanical properties of the steel. This includes analyzing the grain size, carbide distribution, and the presence of non-metallic inclusions.
• Mechanical Testing: It is essential to conduct mechanical testing to ensure that the steel has sufficient tensile strength, yield strength, and hardness before being used in applications. The testing should include tension, compression, and torsion testing to determine the mechanical properties of the steel.
•  Heat Treatment Inspection: Heat treatment is an essential step in the manufacturing process of 50CrV4 spring stainless steel. Inspection of the heat treatment process ensures that the steel has achieved the desired mechanical properties.
• Corrosion Resistance Testing: 50CrV4 spring stainless steel is often used in harsh environments, and it is important to test its resistance to corrosion. This involves exposing the steel to corrosive chemicals or solutions and evaluating its performance.
• Non-Destructive Testing: Non-destructive testing methods, such as ultrasonic testing, eddy current testing, and magnetic particle inspection, can detect any surface or internal defects of the steel without causing any damage.