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Development of new steel grades and their weldability in my country
Development of New Steel and its Weldability in China
Steel is one of the fundamental materials in modern industry, being widely used in the construction of a variety of structures such as ships, expressways, railways, bridges and buildings. As the most important material for industrial productio......
1054 
Sophia
Welding and laser welding in the automotive industry
Welding and Laser Welding in Automobile Industry
Welding is one of the most important industrial processes used in automobile industry. It is mainly used to join two pieces of metals together in order to form a stronger structural entities. All types of welding processes can be used to join two p......
The perfect combination of water cutting and laser cutting
Water Jet and Laser Cutting: The Perfect Combination
Imagine a manufacturing process that combines the efficiency of water jet cutting with the accuracy and precision of laser cutting. This type of process is now available with the emergence of hybrid water jet and laser cutting technology. The c......
Cover welding
Introduction
TIG welding is a method of welding that utilizes tungsten electrodes to heat two base metals to welding temperature in order to join them together. TIG welding takes place between the two base materials, which are typically steel or aluminum. The welding process is driven by the addi......
JGJ81-2002 Welding Technical Regulations for Architectural Steel Structures (Part 28)
Welding is an essential part of building steel structure and a key process for building steel structure safety and integrity. In recent years, with the increasing scale and complexity of steel structures, it is not only necessary to further strengthen and improve the technology of welding producti......
JGJ81-2002 Construction Steel Structure Welding Technical Regulations (Part 22)
Welding Specification for Steel Structures of Buildings of JGJ81-2002 (Part 22)
Welding is the most widely used means of joining steel structures in buildings, so the welding specification for steel structures of buildings should be strictly followed to ensure its safety and reliability. Part 22 ......
JGJ81-2002 Construction Steel Structure Welding Technical Regulations (Part 3)
Welding technology regulations for steel structure of building 2002 (Part 3)
The steel structure welding process is the most critical aspect in the entire building completion process, and welding quality puts a direct impact on the durability, reliability and strength of the building. Therefore,......
JGJ81-2002 Construction steel structure welding technical specification (thirty-six)
JOINING OF STEEL STRUCTURES
The steel structures should be joined using welding techniques, with both spot and seam welding processes being used.Spot welding should be used for joining steel structures with a thickness of up to 5mm, while seam welding should be used for joining steel structures w......
JGJ81-2002 Welding Technical Regulations for Architectural Steel Structures (Part 16)
16. Steel Welding
All welding must be done in accordance with applicable welding standards, JGJ/T81 and National Standard GB/T1595-2010 Constructional Steel Structure Welding Standard, with qualified personnel and approved welding process.
Welders must be qualified by testing and hold valid wel......
JGJ81-2002 Welding Technical Regulations for Architectural Steel Structures (Part 17)
Seventeen – Welding Procedure Qualification
This chapter of GB/T50259-2012, the Technical Procedures for Welding of Steel Structures, provides specific requirements for welding procedure qualification. A welding procedure specification (WPS) that is qualified according to this chapter and is u......
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