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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......
1044 
Sophia
Japanese JIS mechanical structure steel designation system
，文章的内容：
Japanese JIS Mechanical Structure Steel Designation System
Steel has been used as part of the structure of mechanical structures since the invention of steel. It provides strength, durability, and versatility to a design and is widely used in many industries. In Japan, they have dev......
JGJ81-2002 Welding Technical Regulations for Building Steel Structures (Part 21)
Welding Procedure Specifications for Steel Structures of JGJ81-2002
Welding procedure specifications, commonly referred to as WPS, are documents approved by qualified welding personnel or welding engineers (often referred to as WPQRs) that contain instructions and procedures for welding process a......
JGJ81-2002 Construction Steel Structure Welding Technical Regulations (Part 24)
Welding Technology Regulations for Steel Structures of Buildings (24)
1. Scope
This Standard applies to welding of steel structures for buildings and structures, as well as calculation and testing thereof.
2. Primary Terms and Definitions
2.1 Steel Structure of Building
Steel structures of bu......
JGJ81-2002 Welding Technical Regulations for Building Steel Structures (Part 5)
，题目为 GB50205-2001建筑施工质量检验规程
GB50205-2001 Building Construction Quality Inspection Standard
Introduction
The GB50205-2001 Building Construction Quality Inspection Standard gives guidance for a thorough and professional approach to inspect the quality of construction for all new and e......
JIS G3106—1999 Grades and chemical compositions of rolled steel products for welded structures
JIS G3106—1999 rolled steels used in welding structure are of two types – hot-rolled and cold-rolled. Hot rolled steel grades are SM400A/B, SM490A/B/C, SM520B/C and SM570. Hot rolled steels are characterized by their excellent weldability due to their low alloy content. Hot rolled steel have a w......
JIS G3114-1988 Designation and chemical composition of atmospheric corrosion-resistant hot-rolled steel for welded structures
JIS G3114 Hot-rolled Corrosion-Resistant Steel for Welded Structures
JIS G3114 hot-rolled corrosion-resistant steel for welded structures (HCR) is a type of hot-rolled steel designed to resist corrosion and weathering. HCR is often used in applications where environment and weathering degradation......
Japanese cold heading and cold extruded structural steel
Cold-rolled steel is one of the most important materials used in industry today. It is an inexpensive and versatile material that has a wide range of uses in engineering and construction applications.
Cold-rolled steel is commonly produced in two different forms: hot and cold-rolled steel. Hot-ro......
Japanese cold heading steel wire
Japan Cold Drawn Steel Wire
Japan cold drawn steel wire is a type of steel wire used in a variety of applications including industrial machinery, automotive parts, construction and more. It has a high mechanical strength, excellent corrosion resistance and good weldability, making it an ideal cho......
Japanese cold-worked steel bar steel grade
Steel bars are a type of raw material used in the production of various products across numerous industries. Japanese cold-rolled steel bars are valued for their reliability, strength, and distinct properties that make them ideal for a range of applications.
Steel bars come in a variety of materi......
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