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Niobium plate, strip and foil GB 3630-83
Introduction
Molybdenum plate, strip, and foil are pieces of molybdenum produced by rolling, forging, or drawing under high temperatures and pressures. They are used in a variety of applications, from aerospace engineering to industrial machinery and medical equipment. Molybdenum has many unique q......
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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......
Ferrochrome (GB/T5683-1987)
Chrome Iron
Chrome iron (CFe) is a type of ferrous alloy consisting of varying proportions of iron, chromium and carbon. It is produced by adding varying amounts of chromium and carbon to the pure iron at temperatures between 1400°C and 1600°C while sustaining an oxygen atmosphere. The higher t......
Alloy structural steel (GB 3077-88) (2)
翻译
Alloy Structural Steel (GB3077-88)(Two)
合金结构钢（GB3077-88）（二）
1. Scope
1.范围
This standard specifies the hot rolled and forging alloy structural steel, used for mechanical structures and components.
本标准用于规定热轧和锻造的合金结构钢，用于机械结构和零件。
2. Normative Referenc......
Alloy structural steel (GB 3077-88) (3)
1. Introduction
Alloy structural steel ( GB 3077-88) is a kind of alloy structural steel formulated by the State Economic and Trade Commission. The standard includes the following grades of alloy structural steel: 15Cr, 20Cr, 30CrMnSiA, 35CrMnSiA, 20CrMnMo, 20CrMo, 30CrMo, 25CrMoV, 14CrMo, 20CrV,......
Alloy structural steel (GB 3077-88) (4)
The development process of alloy structural steel (GB 3077-88)
Alloy structural steel is one of the important structural materials in engineering and plays an important role in the development of Chinas steel industry. In 1988, an alloy structural steel variety was added, and it was also the basi......
Alloy structural steel (GB 3077-88) (1)
Alloy structure steels (GB 3077-88)
Overview
Alloy structure steels refer to the type of alloy steel which has been developed for the purpose of the restructure of steel objects in the engineering industry. Specifically, GB 3077-88 refers to the alloy structure steel used in such structures as m......
Heat-resistant steel (YB/T 036.3-92)
：
Heat-Resistant Steel (YB/T 036.3-92)
Heat-resistant steel is used in many industries, including the nuclear power, aerospace, military, and automotive industries. Silicon steel is a common type of heat-resistant steel, and it uses its high content of silicon to gain its superior heat resistance. ......
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......
Determination method for intergranular corrosion of aluminum alloy GB 7998-87
，
Method for Determining Intergranular Corrosion of Aluminum Alloys
Intergranular corrosion (IGC) is a type of corrosion that primarily occurs along grain boundaries in aluminum alloys. This type of corrosion occurs when certain alloying elements as well as nonmetallic inclusions are exposed to a......
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