Search results for keyword: designing
Constant magnetic permeability alloy (GB/T15003-1994)
The Constant Magnetic Conductivity Alloy (GB/T15003-1994)
The term ‘constant magnetic conductivity alloy’, according to the Chinese National Standards GB/T15003-1994, is a metallic material composed of ferromagnetic alloys which exhibit nearly constant magnetic behavior in a very wide frequency......
1067 
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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......
List of Technical Standards for Building Steel Structures
Standard for Structural Steel Structures
Structural steel is one of the most widely used and important materials in many modern construction projects. Structural steel is strong and durable, and is used to form the skeleton of industrial and commercial buildings, as well as other structures. As s......
JB/T4750-2003 "Pressure Vessels for Refrigeration Devices" is a recommended industry standard (replacing JB6917-1998)
Pressure Vessels for Refrigerating Apparatus
This industry standard JB/T4750—2003 replaces JB6917-1998 and provides instructions for design and assessment tests for safe performance of pressure vessels for refrigerating apparatus.
1. Scope
This standard applies to pressure vessels used in the ......
JGJ81-2002 Construction steel structure welding technical specification (thirty-four)
解析
Introduction
JGJ81-2002 is a set of national standard, which regulates the welding technology process of Building Steel Structure. It also outlines the basic requirements for welding procedures and the specific welding requirements for steel structure construction buildings.
Welding Process
......
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......
Carbon copper castings for welded structures (GB/T7659-1987)
Carbon copper casting parts for welding structure (GB / T7659-1987)---------------------------------------------------------------------------------
Carbon copper casting parts for welding structure(GB/T7659-1987) are classified into three groups, General carbon copper casting, Copper-based alloy ......
Application of 00Cr11Ni22Si6Mo2Cu(SS-920) Steel
Application of 12Cr11Ni22Si6Mo2Cu(SS-920) Steel
Introduction
12Cr11Ni22Si6Mo2Cu (SS-920) Steel is a type of stainless steel which is using in many aspects of industrial engineering and construction, making it highly popular amongst industrial and chemical production. Its good physical, mechanica......
20CrNi use
20CrNi Overview
20CrNi steel is a series of low-carbon, low-alloy steel containing chromium (Cr) and nickel (Ni) as an alloying element. It has good mechanical properties, machinability and processability. It is usually used in all kinds of quenching and tempering applications, such as transmissi......
26CrMo4 use
26CrMo4 is a type of low alloy steel that has been quenched and tempered to have a particular balance of properties. This steel has a good mechanical properties and is low in cost. It is commonly used in the aerospace and automotive industries, as well as in the construction industry.
26CrMo4 ste......
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