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Materials, design and construction standards for steel structures
Steel Structure Material, Design and Construction Standards
Introduction
The steel structure is a structure made of steel material, which is composed of steel beams, steel columns, steel trusses, and other components made of steel and steel plates. The steel structure can bear a certain amount o......
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Welding and Welding-Rolled Titanium Tube GB 4367-84
，题目是GB 4367-84 Welding and Rolling of Titanium Pipes
Welding and Rolling of Titanium Pipes GB 4367-84
Titanium is a lightweight, strong, corrosion-resistant metal that is increasingly used in construction and other fields. Its properties make it suitable for a wide range of applications, such......
Weldability test T-joint welding crack test method GB 4675.3-84
Weldability test
The welding joints are an important part of most structures, which are used to make connections between sections or components of a structure, so the weldability of certain structures is an important factor in the overall performance and strength of the structure. It is, therefo......
Weldability Test Method for Maximum Hardness of Welding Heat-Affected Zone GB 4675.5-84
Abstract
Weldability testing is an essential part of welding process in the manufacture of structural components to ensure the reliability and durability of the weldments. The highest hardness test method (GB 4675.5-84) is one of the welding performance tests, by which the maximum hardness of the......
Alloy structural steel bars for steam turbine bolts (YB/T158-1999)
Turbine bolt alloy steel bar (YB/T158-1999) Introduction
Turbine bolt alloy steel bar, also known as turbine rotor head bolt steel bar, is an important material widely used in the power industry. It is mainly used as a connecting bolt in turbines, generators and other high-speed and heavy-duty ro......
Gas Industrial Boiler Energy Saving Monitoring Standard
Energy-Saving Monitoring Standard for Industrial Gas Boilers
Industrial gas boiler is an important energy-consuming equipment in industrial production. In recent years, with the continuous improvement of technology, the production process of industrial enterprises has been improved, the equipment......
GB 3838-88 Surface Water Environmental Quality Standard
GB 3838-88 Groundwater Environment Quality Standard
Introduction
The quality of groundwater is important for human activities, environment protection and ecological security. To ensure the quality of groundwater, the Environmental Protection Agency of China (EPA) established the Groundwater Env......
GB/T24001-96 Environmental Quality Standard
Introduction
GB/T24001-2004 is a national standard in China for environmental management systems stipulating the requirements of an environmental management system. This standard applies to any organization that wants to establish and maintain an effective environmental management system (EMS) an......
Galvanized welded steel pipe for low-pressure fluid transmission GB T3091-93
Low-pressure fluid transport galvanized welded steel pipe
Low-pressure galvanized welded steel pipe is widely used for transporting various low-pressure fluids such as water, oil, gas, air, heat transfer fluid and steam. The main features of this type of pipe are high corrosion resistance, accura......
GB/T 4162-91 Ultrasonic Inspection Method for Forged Steel Bars
材料
Abstract
Ultrasonic testing is an important technique for detection of rolling defects in steel bars. Ultrasonic testing is typically used to detect internal flaws, such as cracks and other discontinuities, that cannot be detected by visual inspection. GB／T 4162–91 regulates the ultrasonic ......
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