GB/T 699 60Mn steel is a popular steel used in many industries. It has good mechanical properties, including yield strength, ultimate strength, and elongation, as well as good corrosion resistance. These properties, combined with its low cost and easy weldability, make it an attractive choice for many applications. It is commonly used in construction, automotive, and shipbuilding industries.

ASTM A684/A684M 1040 steel is used in a variety of industries, such as construction, automotive, aerospace, and energy. In construction, it is typically used to make bridges, towers, and various other structures. It is also used to make automotive components, as well as for aerospace parts and components for energy production.

ASTM A684/A684M 1095 steel is used in a variety of industries, such as construction, automotive, aerospace, and energy. In construction, it is typically used to make bridges, towers, and various other structures. It is also used to make automotive components, as well as for aerospace parts and components for energy production.

ASTM A573/A573M A573 grade 58 is a versatile steel, with good mechanical properties, weldability, and machinability. It is often used in applications that require its mechanical strength and ductility, such as pressure vessels and storage tanks. The addition of alloying elements and its wide variety of steelmaking techniques make it suitable for a number of fabricating processes. It can also be used in the automotive and transportation industry, construction equipment, and bridges.

The hardness of GB/T 699 65Mn-E is usually measured by the Brinell Hardness Test. This test measures the resistance of the steel to surface indentations made by a small steel ball. GB/T 699 65Mn-E has a Brinell Hardness of approximately 180-240 HBW. In terms of strength, GB/T 699 65Mn-E has a tensile strength of approximately 420-520MPa, making it one of the strongest steel alloys available. This high strength and hardness makes it suitable for a wide range of applications, including precision machining, engineering tools, and automobiles.

GB/T 700 U12759 steel is an ideal choice for a variety of construction applications due to its excellent thermal properties and strength-to-weight ratio. It is a low carbon and high-strength quenched and tempered structural steel that is widely used in a multitude of applications, including bridges, buildings, ships, tanks, power transmission lines, transmission towers, and more. GB/T 700 U12759 steel is also used to manufacture components for mechanical and automotive products such as shear blades, die casting molds, and wind turbine blades.

GB/T 700 U12155 steel is an ideal choice for a variety of construction applications due to its excellent thermal properties and strength-to-weight ratio. It is a low carbon and high-strength quenched and tempered structural steel that is widely used in a multitude of applications, including bridges, buildings, ships, tanks, power transmission lines, transmission towers, and more. GB/T 700 U12155 steel is also used to manufacture components for mechanical and automotive products such as shear blades, die casting molds, and wind turbine blades.

ASTM A576 1211 is a special-grade steel that has unique mechanical properties, making it a popular and cost-effective choice for many engineering and construction projects. The steel contains a low-carbon content and is corrosion-resistant, making it highly durable. The steel also has a tensile strength of 170,000 psi ETF, a Rockwell hardness of 160-190, and an impact strength of 20 foot-pounds. These mechanical properties make ASTM A576 1211 an ideal material for high-strength applications needing a strong and durable material.

GB/T 700 U12758 is commonly used in the manufacture and application of steel products, such as structural steel, steel plates, and steel pipes. Its scope extends to include shipbuilding, welded pipes, automobile manufacturing, and other fields. Steel plates that meet the requirements set forth in GB/T 700 U12758 are widely used in ships, offshore engineering, bridges, steel structures, and other areas of construction, providing a solid foundation for safety, efficiency, and durability. The standard for steel pipes ensures that the pipes have the appropriate mechanical, physical, and chemical properties for their intended use.

ASTM A576 10L80 is a special-graded steel with a unique chemical composition and a wide range of mechanical properties. The steel is manufactured by a modified version of the open-hearth process, making it ideal for a wide range of engineering and construction applications. ASTM A576 10L80 is a low-alloy steel and is primarily used in pipe and structural applications requiring high strength and lower temperatures. The steel has a relatively low-carbon content, making it a versatile and cost-effective option.

The GB/T 700 standard stipulates the grade and classification of carbon and steels and precisely defines their chemical composition, mechanical performance, and physical properties. Moreover, it establishes unified standards for physical and mechanical properties, including strength, extension, toughness, expansion, bending and other aspects related to quality control of steel.

The introduction of the JIS G3445 steel standard has revolutionized the steel engineering industry by providing a unified set of standards for the manufacturing and processing of cold rolled steel tubes. It provides guidance and specifications for different materials and operations, as well as testing and inspection requirements, which helps to ensure that the produced steel tubes are of a high quality and meet the required safety and performance standards. Overall, the JIS G3445 steel standard has been of tremendous benefit to the steel engineering industry and has improved the quality of steel tubes produced.

GB/T 700 U12358 carbon structural steel is an excellent choice for a variety of engineering and construction applications due to its superior strength, formability and weldability. It is suitable for use in bridges, roads, ships and trains, and for equipment used in manufacturing, workshops, and other industrial applications. Its low cost makes it even more attractive, making it an economically viable option for many projects.

ASTM A576 1049 steel is commonly used in a variety of construction and engineering applications. It is a low-alloy, carbon-manganese steel that possesses good tensile strength and ductility. Along with its excellent mechanical properties, ASTM A576 1049 steel also has several thermal properties that make it an ideal material for heat-resistant applications.

SAE J403 is an SAE Standard for "Chemical Composition of SAE Carbon Steels." This standard specifies the chemical composition of carbon steels and includes information such as the maximum percentage of carbon, manganese, phosphorus, sulfur, silicon, chromium, nickel, molybdenum and vanadium. SAE J403 is issued by the Society of Automotive Engineers (SAE). SAE J403 1009Carbon steel is a type of iron-carbon alloy, it contains carbon elements in different proportions and different other elements. Carbon steel is mainly used in automotive, mining and aerospace engineering. Automotive applications such as casting engine components, bodywork and frames, and aerospace applications such as aircraft frames and turbine machinery parts typically use carbon steel.