​C71500 copper plate is a widely used copper alloy with excellent mechanical properties and corrosion resistance. This article will introduce the chemical composition, mechanical properties, hardness classification, and applications of C71500 copper plate in detail.

Chemical Composition
C71500 copper plate is a high-strength copper-nickel alloy with a nominal composition of 30% nickel and 70% copper. It also contains small amounts of iron, manganese, and other elements. The chemical composition of C71500 copper plate ensures its high strength, excellent corrosion resistance, and good thermal conductivity.

Mechanical Properties
C71500 copper plate has excellent mechanical properties. The tensile strength of C71500 copper plate ranges from 620 MPa to 790 MPa, and the yield strength ranges from 240 MPa to 420 MPa. The elongation at break of C71500 copper plate is more than 30%, indicating its ductility and toughness. In addition, C71500 copper plate has good fatigue resistance and impact toughness.

Hardness Classification
C71500 copper plate is classified into three different hardness levels, which are soft, half-hard, and hard. The hardness of C71500 copper plate is measured using the Rockwell B scale. Soft C71500 copper plate has a hardness of 65-80, while half-hard C71500 copper plate has a hardness of 85-95. Hard C71500 copper plate has a hardness of 95-110. The different hardness levels of C71500 copper plate make it suitable for various applications.

Applications
C71500 copper plate has a wide range of applications due to its excellent mechanical properties and corrosion resistance. Soft C71500 copper plate is mainly used in the manufacture of heat exchangers, condensers, and evaporators. Half-hard C71500 copper plate is used in marine applications, such as seawater piping systems, marine hardware, and propellers. Hard C71500 copper plate is used for bushings in heavy-duty machinery and equipment, such as hydraulic presses, forging machines, and rolling mills.

Conclusion
In summary, C71500 copper plate is a high-strength copper-nickel alloy with excellent mechanical properties and corrosion resistance. Its chemical composition, mechanical properties, hardness classification, and applications make it ideal for various industries and applications.

​SA612 is a high-strength, low-alloy steel plate that is commonly used in pressure vessel applications. TJC Steel provides this type of steel plate with a customizable range of thickness and widths to fit a variety of specific manufacturing needs. In this article, we will provide a detailed overview of the chemical composition, mechanical properties, and applications of SA612 steel.

Chemical Composition

The chemical composition of SA612 steel includes high levels of nickel, manganese, and silicon, along with trace amounts of carbon and other elements. Specifically, this steel plate contains 8-9% nickel, 0.50-1.50% manganese, and 0.40-1.00% silicon. The carbon content is kept at a minimum to ensure good weldability and reduce the risk of brittleness.

Mechanical Properties

SA612 steel has a minimum tensile strength of 690 MPa and a minimum yield strength of 415 MPa. The elongation and fracture toughness of this steel are also impressive, making it an excellent material for high-stress applications. Additionally, SA612 steel exhibits good corrosion resistance due to the high levels of nickel and manganese.

Characteristic Features

One of the most notable characteristics of SA612 steel is its strength-to-weight ratio. This steel plate is lightweight yet highly durable, making it an ideal choice for manufacturing pressure vessels and other components that require high strength but also need to be moved easily. Additionally, SA612 requires minimal preheat before welding and exhibits excellent weldability, which minimizes downtime and reduces labor costs.

Applications

SA612 steel is typically used in the construction of low-temperature pressure vessels, such as storage tanks and heat exchangers. Its high strength and low weight make it an ideal choice for use in harsh environments, such as offshore oil and gas drilling platforms. Additionally, SA612 steel is often used in the manufacturing of cryogenic equipment and piping systems.

Conclusion

SA612 steel is a high-strength, low-alloy steel plate that combines impressive mechanical properties with excellent weldability and corrosion resistance. TJC Steel provides this type of steel plate in customizable sizes to fit specific manufacturing needs. With its unique characteristic features, SA612 steel is a popular choice for a wide range of pressure vessel applications.

​409Ni stainless steel is a ferritic stainless steel with a chemical composition of 0.03% carbon, 10.5%-11.7% chromium, 0.5% nickel, and <1% manganese. It also contains small amounts of silicon, phosphorus, sulfur, and nitrogen. The presence of nickel in 409Ni stainless steel enhances its corrosion resistance, especially in environments that contain chlorides such as saltwater or acidic gases.

This stainless steel has good weldability, formability, and ductility, making it suitable for various applications in industries such as automotive, construction, and food processing. One of its notable features is its high temperature resistance, which allows it to retain good mechanical properties and corrosion resistance even under high temperatures.

The mechanical properties of 409Ni stainless steel include a tensile strength of 380-550 MPa, yield strength of 195-300 MPa, and elongation of 20-30%. Its hardness ranges from 80-90 HRB.

Some common applications of 409Ni stainless steel include exhaust systems, catalytic converters, mufflers, heat exchangers, and automotive trim and molding. It is also used in chemical processing equipment, building structures, and food processing equipment.

In summary, 409Ni stainless steel is a robust and versatile material that offers good mechanical properties, high temperature resistance, and effective corrosion resistance in harsh environments with chloride ion exposure. Its broad range of applications makes it a popular choice for many industries.

​409LT stainless steel is a type of stainless steel that is commonly used in the automotive industry due to its excellent properties. This type of steel has a low nickel content and is made up of a combination of chromium, titanium, and other trace elements to enhance its mechanical properties.

The mechanical properties of 409LT stainless steel are remarkable, with high tensile strength, good ductility and excellent corrosion resistance. This type of steel is also very durable and can withstand harsh weather conditions without deteriorating.

The unique characteristics of 409LT stainless steel make it a preferred material for the manufacturing of various components in the automotive industry. It is commonly used for exhaust systems, mufflers, catalytic converters, and other exhaust components due to its excellent high-temperature performance and resistance to corrosion.

Other applications of 409LT stainless steel include industrial and commercial kitchen equipment, household appliances, and decorative trims for buildings and furniture.

In conclusion, 409LT stainless steel is a versatile material that has excellent mechanical properties and is well-suited for use in the automotive industry, among other applications. Its excellent resistance to corrosion, durability, and high-temperature performance make it an ideal choice for use in various industries.

347H stainless steel is a type of austenitic stainless steel that is commonly used in high temperature applications such as heat exchangers, furnace parts, and chemical processing equipment. It is a modification of 347 stainless steel, which has a higher carbon content and improved creep resistance.

The chemical composition of 347H stainless steel typically includes 17-19% chromium, 9-13% nickel, 3-4% manganese, 2% silicon, 0.08% carbon, and small amounts of other elements such as nitrogen, phosphorus, and sulfur. The high chromium and nickel content give 347H stainless steel excellent corrosion resistance, while the carbon content provides improved high temperature strength and creep resistance.

In terms of mechanical properties, 347H stainless steel has a tensile strength of 515MPa, a yield strength of 205MPa, and an elongation of 40%. It also has good toughness and ductility at both low and high temperatures. Additionally, 347H stainless steel has a high resistance to intergranular corrosion and stress corrosion cracking.

Some key features of 347H stainless steel include its excellent resistance to oxidation, its high temperature strength and creep resistance, and its good weldability and formability. It is also resistant to many chemicals commonly used in industrial processes, such as sulfuric acid and hydrochloric acid.

Due to its unique combination of chemical and mechanical properties, 347H stainless steel is commonly used in a variety of industries, including chemical processing, petrochemical, oil and gas, and power generation. It is often chosen for applications where high temperature strength and oxidation resistance are required, as well as for applications involving corrosive environments. Some specific applications of 347H stainless steel include heat exchangers, furnace parts, boiler tubes, and chemical processing equipment.