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Jiefang CA10B universal joint bearing sleeve hot extrusion production process
Hot-Extrusion Process to Release CA10B Universal Joint Bearing Sleeve
Hot-extrusion is a common manufacturing process in industry today. With advances in technology, hot-extrusion can be used to produce many different parts of varying sizes and shapes, including the CA10B universal joint bearing ......
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ASTM A638M-1995 Precipitation-Hardening Iron-Based Super Sherkin Bars, Forgings, and Billets for High-Temperature Services
ASTM A638M-1995 High-Temperature Precipitation Hardening Iron-Based Supermartensitic Rods, Forgings, and Billets
ASTM A638M-1995 is an international standard for precipitating hardening iron-based supermartensitic rods, forgings and billets. This specification covers UNS S44600 and S44800 grade......
Main domestic and foreign standards for steel used in auto parts (1)
Automotive steel parts standards
Automotive steel parts are an integral component of the automotive industry. They offer a variety of benefits, such as increased safety, improved performance, and decreased costs. In order to ensure quality, automotive parts must adhere to specific standards. Ther......
Methods of sampling samples for chemical analysis of steel
Chemical Analysis of High-Speed Steel by Sample Taking Method
High-speed steel (HSS) is a type of tool steel that is used in the production of cutting tools due to its ability to withstand intense high speed use. It is resistant to wear and further strengthens when heated. Its chemical compositio......
Guaranteed hardenability structural steel (GB/T5216-1985)
High Strength, High Toughness and High Hardness Steels
It is widely accepted that high strength and high toughness steels are the key to achieving efficient and cost effective structures. High strength and high toughness steels are generally understood to refer to steels characterized by tensile ......
High-silicon corrosion-resistant iron castings (abstract) GB 8491-87) (instead of JB2262-78)
GB 8491-87 Ductile Cast Iron Anti-Corrosion Parts
GB 8491-87 is a standard developed by the China State Technical Supervision strictly inspecting the quality and performance of various types of ductile cast iron anti-corrosion parts. These parts are commonly used in various commercial and residen......
Weldability Test Method for Maximum Hardness of Welding Heat-Affected Zone GB 4675.5-84
Abstract
Weldability testing is an essential part of welding process in the manufacture of structural components to ensure the reliability and durability of the weldments. The highest hardness test method (GB 4675.5-84) is one of the welding performance tests, by which the maximum hardness of the......
NJ 431-86 Technical Conditions for Welding and Repairing Defects in Gray Iron Castings
Defect Repair Of Grey Iron Casting
Grey iron castings are commonly used for casting structural parts in many industrial equipment. According to their structural characteristics, defects are prone to occur during the process of grey iron casting.Moreover, the defects of grey iron castings are usua......
Gray iron castings (abstract) GB 9439-88
Abstract
GB 9439-88 is a national standard for gray cast iron parts. Gray cast iron is a type of cast iron which has an even surface and a dense microstructure with excellent mechanical properties and wear resistance. This standard specifies the requirements, test methods, acceptance criteria, ma......
Heat-resistant iron castings (abstract) GB 9437-88
Abstract
Heat-resistant cast iron, also known as heat resistant cast iron or heat resistant alloy cast iron, is a kind of cast iron material with strong heat resistance and high strength at high temperature. Its basic components are 2.5%-4.5% carbon and 11%-30% chromium, and some other impurities......
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