20Cr alloy structural steel

Special Steel 525 26/06/2023 1067 Alice

Structure and Performance of 20Cr Alloy Structural Steel 20Cr alloy structural steel is a kind of steel commonly used in engineering, which is also a composite alloy steel. It contains chromium and other metals. The performance of the material is better than that of ordinary carbon structural ste......

Structure and Performance of 20Cr Alloy Structural Steel

20Cr alloy structural steel is a kind of steel commonly used in engineering, which is also a composite alloy steel. It contains chromium and other metals. The performance of the material is better than that of ordinary carbon structural steel, and its performance is close to some high quality alloy structural steel, so it is widely used in the automotive and aviation industries.

20Cr alloy structural steel has high strength and good comprehensive mechanical properties, and its hardenability is also good. After quenching and tempering, the material can reach high strength and wear resistance. It has good performance in the production process and can fully ensure the mechanical function of the end product.

20Cr alloy structural steel has good thermal conductivity, which also reduces the production cost and has a good effect on manufacturing and transportation. The heat absorbing change of air during the process can be improved, and the heat sinking problem is easier to solve.

Under the action of high temperature, 20Cr alloy structural steel has good high temperature oxidation resistance, which improves its comprehensive stress comprehensive efficiency. The wide range of applications makes it possible for the product to be equipped with high oxidation resistance.

In addition, 20Cr alloy structural steel has the characteristics of low cost and high hardness. In the process of application, the cost burden is not high, and its wear resistance is also very good. The production process can be more durable, and the improved mechanical performance makes the product have a longer service life.

20Cr alloy structural steel has very good plasticity and toughness, its plastic limit is higher than that of common carbon structural steel, so its shape can be made complex and large, which can meet the needs of various production processes.

Since the 20Cr alloy structural steel has good performance, it can be used in larger field limitations, such as making molds, bridge construction, tower siding plates and track joints. And because of its strong corrosion resistance, it can also be used in ships and vehicles in contact with the sea and other corrosive environments.

In summary, 20Cr alloy structural steel is a kind of steel widely used in engineering as it has good performance. High strength and wear resistance make its application more extensive, but it still needs some simple maintenance during its use to avoid reduced performance in later production.

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Special Steel 525 2023-06-26 1067 AuroraBella

20Cr alloy structural steel is a kind of low carbon steel, which has good plasticity, toughness and cold deformability. It has good overall machinability, medium cutting performance and can be used for various surface hardening treatments. 20Cr alloy structural steel has high sensitivity to quenc......

20Cr alloy structural steel is a kind of low carbon steel, which has good plasticity, toughness and cold deformability. It has good overall machinability, medium cutting performance and can be used for various surface hardening treatments.

20Cr alloy structural steel has high sensitivity to quenching and tempering, and the maximum hardness of quenching parts can reach 70HRC. The hardenability of steel is good, the surface of the parts is orange and white, the surface is uniform and beautiful, and the symmetry is strong.

After quenching, 20Cr alloy structural steel has good abrasive resistance and fatigue strength. 20Cr steel also has good machinability and workability. The annealing hardness of the austenite is 207-241HB; the cooling medium in quenching can be oil or water.

20Cr alloy structural steel is widely used in the manufacture of high load gears, shafts, connecting rods, gears, bolts and nuts, etc., and is often used as steel for pressure vessels and boilers. It is also used in the manufacture of plastic molds, hot die molding inserts, and hot stamping dies.

20Cr alloy structural steel is usually alloyed with a small amount of nickel and chromium in order to improve its mechanical properties. When used as boiler and pressure vessel steel, C and Mn should be added. The sizes of 20Cr alloy structural steel can be cut into various sizes. Commonly used cut sizes include: round pipe, rectangular steel, flat steel and T-shaped special steel.

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