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Classification method of radiography and film grades of steel castings (abstract) GB 5677-85
X-ray photography and film grading of castings is a widely accepted practice used to detect any discontinuities and flaws in the casting. In recent times, this method has become a standard to evaluate the quality of castings and to determine the necessary measures needed to achieve certain quality......
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Cast steel roll (GB/T1503-1991)
ABSTRACT
Rolling is the most important through-processing technology of metallic materials. The roll is an important part of the equipment in the process of rolling mill. Different types of rolls are used in different rolling processes. GB/T1503-1991 specifies one of the characteristics of rolls,......
GB/T 2517-1981 Allowable deviations of hot-rolled steel sheets and strips for general structures
GB/T 2517-1981
General Structural Hot Rolled Steel Sheets and Strips Allowable Deviation
GB/T 2517-1981 is a standard for hot rolled steel sheets and strips for general structural purposes. Adopted on June 1, 1981, it was issued and promulgated by the Peoples Republic of China General Administrat......
GB 13013-91 Hot-rolled straight and smooth round bars for reinforced concrete
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Hot rolled straight round steel bars for reinforced concrete in GB 13013-1991 has been the most commonly used non-alloy and low alloy steel bars in China, used for the construction and reinforcement of concrete structures.
The steel bars used in GB 13013-1991 have good plasticity and toughness,......
20MnCr5 use
Introduction
MnCr5, also known as Manganese Chromium Steel, is a kind of steel that is specifically designed for applications that involve mechanical stress. It is a common material used in industries such as aerospace, nuclear energy, and construction. MnCr5 steel usually contains between 0.18 a......
1Cr12 use
Introduction
X20Cr13, also widely known with its international name 1.4109 and its American name 420F, is a widely used martensitic stainless steel. It offers a range of useful features typical of all stainless steel, including corrosion resistance and strength, as well as the ability to galling ......
1Cr17Mn6Ni5N use
AISI 430 (1Cr17Mn6Ni5N) stainless steel is a type of ferritic stainless steel developed for maximum corrosion and heat resistance. Like other ferritic alloys, AISI 430 has a high chromium content but is also balanced with low levels of carbon, so it does not become brittle at elevated temperatures......
2001 Cold-rolled steel sheets and hot-dip galvanized steel sheets for oil drums (YB/T055-1994)
Cold rolled thin steel plate and hot-dip galvanized thin steel plate (YB / T055-1994) for 2001 oil drum
With the rapid development of the transportation industry, the role of the tank is becoming increasingly important. Increasingly demanding environment for tank has higher requirements for mater......
20MnVBH use
Introduction
20MnVBH steel is an alloy of high strength and low alloy structural steel produced by Hebei Jingye Steel Company. It is mainly used in bridges, ships, automobiles and other structural parts that require superior toughness, good weldability and cold forming properties. In addition, i......
20MnVB use
20MnVB Introduction
20MnVB is a type of low-alloy steel that is widely used in many industries around the world such as automotive, shipbuilding, aerospace, and construction. It is a versatile and highly reliable steel that can provide excellent service in high demand applications. It has a low C......
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