steel standard
Industry standard for automation instruments and devices
Automation Instrumentation and Devices Industry Standard
Automation instrumentation and devices are an essential part of modern industry. Automation instrumentation and devices provide a reliable, easy to use platform for monitoring processes and controlling equipment. Automation instrumentation ......
1085 
Grace
Spring steel (GB 1222-64) (1)
Spring Steel (GB 1222-64) (1) Introduction Spring steel is a special type of steel that is used in the production of springs and other related products. It is a high carbon steel with a tensile strength range of between 35 to 75 kg/mm². The main chemical elements that make up spring steel are mang......
JGJ81-2002 Welding Technical Regulations for Architectural Steel Structures (Part 14)
Welding processes
Welding processes used in construction steel structures can be divided into three categories: manual welding, mechanical welding and self-shielding welding.
Manual welding is one of the most commonly used welding processes. It can be used for both mild steel and stainless steel......
Comparison table of steel grades at home and abroad
Steel Number Comparison Between Domestic and Overseas
Steel is one of the most important commodities in the world, as it is used in a wide range of applications such as in the construction and machine industries. Steel manufacturers around the world assign unique numbers to their respective steel......
Density of commonly used steel
翻译 The density of commonly used steel is an important physical and chemical parameters to measure the qualityof steel. Generally, the density of steelis 7.8-8.0 g/cm3. The most commonly used steel includes Carbon steel, containing carbon content up to 2.1%, belongs to low alloy steel. It has good ......
GB 3531-1996 Designation and chemical composition of low-alloy steel plates for low-temperature pressure vessels
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Low alloy steel plates for pressure vessels operating at subzero temperatures are designated according to their chemical composition and mechanical properties. The grade of such steel plates, published by the Chinese national standards organization, can include Grades H480Y, H340Y, H420Y, H440Y,......
GB 3531-1996 Mechanical properties and technological properties of low-alloy steel plates for low-temperature pressure vessels
Mechanical and Process Properties of Low-alloy Steel Plates for Low-temperature Pressure Containers GB3531-1996
Abstract
This article mainly introduces the mechanical properties of low-alloy steel plates for low-temperature pressure containers GB3531-1996. According to the experimental results, ......
GB 6654-1996 Size, Shape, Weight and Allowable Deviation of Steel Plates for Pressure Vessels
SYNOPSIS
This GB 6654–1996 specifies the dimensions, shapes, masses, and permissible deviations of steel plates used for pressure vessels. The plates that are covered by this document are those with a nominal thickness of 4.75 mm or more, and a nominal width of 600 mm or more. The characteristic......
GB/T 13304 low-alloy steel according to main performance and service characteristics
GB/T 13304 Low Alloy Steel By Main Performance and Use Characteristics
Low alloy steel is a kind of steel with low alloy content. It is different from alloy steel due to its relatively low level of alloy. GB/T 13304 standard specifies the physical and mechanical properties and use characteristic......
GB/T 702-1986 Dimensions, shape, weight and allowable deviation of hot-rolled round steel and square steel
GB/T 702-1986 Hot Rolled Rounds and Squares Steel Dimensions, Shapes, Weights and Permissible Variations
This standard specifies the size and shape, permissible asperities and permissible deviations of hot rolled circles and squares for general structural purposes. This standard applies to round ......
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