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JGJ81-2002 Construction Steel Structure Welding Technical Regulations (Part 8)
Welding technology regulations of building steel structures according to JGJ81-2002(part 8)
Welding of steel structures is an important part of the construction technology of steel structures. In steel structure construction, welding is used to connect steel members, building components and addit......
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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......
Copper alloy castings GB/T 13819-92
Copper alloy casting is an important part of the development of modern industry. In the manufacturing industry, copper alloy casting is widely used in the production of auto parts, machinery parts, large machinery and other products. As a traditional casting method, copper alloy casting has its uni......
Hot-rolled wire rod for prestressed steel wire and steel strand (YB/T146-1998)
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Pre-stressed Steel Wire and Steel Strand by Hot Rolled Coil (YB/T146-1998)
Pre-stressed steel wire and the steel strand are usually manufactured by a hot rolled coil process to produce good toughness and a durable, uniform surface finish. The hot rolled steel coiling process involves heating the......
Alloy structural steel (GB 3077-88) (8)
Alloy Structural Steel (GB 3077-88)
Alloy structural steel is a kind of steel which is used for making steel parts and components. Alloy structural steel is defined as a kind of steel combining the properties of carbon steel and alloy steel. The characteristics of alloy structural steel are its h......
Alloy structural steel (GB 3077-88) (5)
Alloy structural steels are series of steel grades with special chemical compositions and/or mechanical properties which is mainly used in bridges, offshore structures, ships, vehicles, and steel structures. The alloy structural steel GB 3077-88 is a kind of hot rolled and forging alloy steel for ......
Expansion alloy (GB/T14985-1994)
Expansion alloy (GB/T14985-1994)
Expansion alloy is an important metal material widely used in our daily life. It is a material composed of metal base and special alloy elements, which has the effect of thermal expansion. Generally speaking, expansion alloy is a kind of alloy with good thermal ex......
Cold-rolled steel plates and strips (GB/T 708-1988)
Introduction
Cold rolled steel sheets and strips are steel products produced from hot rolled steel sheets or strips through a number of cooling, annealing and/or cold rolling processes. Cold rolled steel sheets and strips are an important material used in many industries because of their high str......
Titanium and titanium alloy cake material GBn 194-83
Introduction
Titanium is a white lustrous metal with very low density, great strength, high corrosion resistance and excellent properties at elevated temperatures. Titanium and titanium alloys find wide application in the aerospace, chemical, petrochemical, marine and medical industries due to th......
1Cr12 use
Introduction
X20Cr13, also widely known with its international name 1.4109 and its American name 420F, is a widely used martensitic stainless steel. It offers a range of useful features typical of all stainless steel, including corrosion resistance and strength, as well as the ability to galling ......
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