Search results for keyword: variation
Metal pipe flaring test method GB 242-82
GB 242-82 Metal Tube Expanding Test Method
This document provides requirements and procedures for expanding metallic tubes conforming to GB 242. This method relies on the properties of traditional thermally treated or mechanically formed metal tube components to expand under pressure. For this re......
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Carburized bearing steel (GB 3203-82)
Carburized Steels (GB 3203-82)
Carburized steels, also known as carbonized steels, are steels that have been subjected to a process of carburization in order to increase their resistance to wear, corrosion and fatigue. Carburization is a process of chemical reaction that takes place at elevated t......
Physical constants of steels commonly used in die casting molds
Die Casting Molds & Their Physics
Die casting is a metal-forming process used to produce precise and complex parts from a variety of alloys. The process is versatile, relatively inexpensive, and can be used for many production levels, from a few parts to thousands of parts per day. Die casting w......
Color marking of high-quality section steel
Coloring of High Quality Steel
High quality steel is a durable material which is critical in many industries that are essential to the functioning of modern society. Despite its usefulness and wide applications, however, nothing is as important in the production and use of steel, as the proper co......
China's current heat treatment standards
Introduction
Heat treatment is a process used in the manufacturing of metal products and components for the purpose of changing their physical and sometimes chemical properties. Heat treatment is used in a wide range of industries, including automotive, aviation, electrical and medical manufactu......
Dimensional tolerances of castings with casting hardness test blocks (abstract) GB 6414-861
Introduction
GB 6414-861 is a national standard about castings in China. The main purpose of this standard is to specify the dimensions, tolerances and hardness test requirements for different types of castings.
Definition of GB 6414-861
GB 6414-861 is a standard for Castings. It specifies the ......
Chemical Composition of Several New Types of Base Steels in China
Development of Advanced High-Strength Steel in China
The development of advanced high-strength steels (AHSS) plays an important role in the development of modern vehicle manufacture and steel processing industries and is beneficial to Chinas economic development. In this regard, due to the low co......
Casting weight tolerance (abstract) GB/T 11351-89
GB/T 11351-89 Castings Weight Tolerances
GB/T 11351-89 specifies the weight tolerances to be used in weight inspection of the castings. Standard test pieces are provided for the determination of casting weight for comparison. This standard applies to all kinds of castings whose surface area is gr......
1Cr18Ni9 use
AISI 304 (18Cr-8Ni) Stainless Steel
AISI 304 is a stainless steel that is an austenite, meaning it is a steel alloy with a minimum of 10.5 percent chromium content. It is part of the 300 series of steels, which includes several variations such as 301, 302 and 306. AISI 304 has important mechanica......
0Cr19Ni10NbN use
Alloy Grade 0Cr19Ni10NbN
Alloy Grade 0Cr19Ni10NbN is a stainless steel developed by China National Corporation for Standardization. It is a weldable ferrite-austenitic stainless steel designed for atmospheric and very low temperature service. This alloy is used for various applications such as ch......
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