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Development and Prospect of Friction Welding Technology
Introduction
Resistance welding process is considered as a crucial spot welding technique. It is characterized by localized heat generation due to electrical and thermal resistance between the mating parts to create connection. This process can be used to weld materials like steel, aluminum, zinc......
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Briefly explain the calculation of bearing life
The Calculation of Bearing Life
In order to accurately calculate the life span of bearing, one must first understand what a bearing is and what forces can cause it to wear out prematurely. A bearing is a device which supports and locates a rotating shaft in a predetermined position in relation t......
Mechanical properties and technological properties of GB/T 4171-2000 high weathering structural steel
GB/T 4171-2000 High-Weatherability Structural Steel Mechanical and Technological Properties
GB/T 4171-2000 High-weatherability structural steel is a special type of steel specifically developed for use in environments with greater than normal exposure to the elements. Steel can be exposed to air,......
GB/T 4171—2000 High Weathering Structural Steel
GB/T 4171-2000 High Corrosion Resistant Structural Steel
GB/T 4171-2000 is a high corrosion resistant structural steel made in China. It is specially designed to withstand harsh weather conditions such as rain, wind, snow, and sand storms. It is also resistant to water, salt water, acids and alka......
GB 1499-91 Rebar for Reinforced Concrete with Waste Heat Treatment
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Heat Treatment of Steel Reinforcement for Reinforced Concrete
Heat treatment of steel reinforcement is necessary when constructing reinforced concrete components. This process is used to improve the performance of the concrete component, by enhancing the properties of the steel reinforcement. T......
High weather resistance structural steel GB 4171–84
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Introduction
High-strength structures steel, also known as weathering steel, is a type of alloy steel that is specially designed to resist corrosion in extreme environmental conditions. It is commonly used in the construction of bridges, buildings, and other structures exposed to harsh cl......
Agricultural composite steel (YB/T5003-1993)
Introduction
Farm use composite steel is a type of boneless steel. It is made of composite steel tube, cylindrical steel and flat steel. In 1993, the Ministry of Agriculture issued the national standard YB /T5003-1993 for farm use composite steel, which stipulated the production technology, size,......
JGJ81-2002 Construction steel structure welding technical specification (fourth)
National Technical Specifications for Steel Building Co welding of JGJ81-2002
In 2002, the National Technical Specifications for Steel Building Co welding (JGJ81-2002) was introduced for the construction industry. This document embodies a set of rules and norms that are intended to standardize an......
Corrosion-resistant alloy rod GBn 272-88
Corrosion resistant alloys are materials that possess excellent chemical and physical properties that make them suitable for applications where chemical or environmental corrosion can occur. Corrosion resistant alloys are used worldwide in various engineering applications including oil and gas, of......
Deformed permanent magnet steel GB/T 14991-94 replaces GBn 174-82
Introduction
The GB/T 14991-94 replace GBn 174-82, is a new standard with improved characteristics and performance. The new standard requires an increased strength level that allows much less material to be used in order to achieve the same strength. This requires a greater focus on manufacturing......
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