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space economy
Space Economy
Space exploration is an integral part of exploration since people first ventured out of the cave. Since then, space has evolved from a realm of scientific exploration and military testing to a viable economic venture. Space technology is now becoming increasingly important to both t......
01/07/2023 
1039 
Emily
High carbon stainless bearing steel (GB/T3086-1982)
High-Carbon Mings Stainless Steel Bearing Steel
High-Carbon Mings is a special type of stainless steel bearing steel developed and manufactured by Ma Steel, a Chinese steel producer. It was designed for use in applications that require excellent bearing properties such as bearings and related co......
GCr15SiMn bearing steel
，介绍GCr15SiM
Introduction
GCr15SiMn bearing steel is widely used in various kinds of rolled bearings and can be used for different models and sizes. It has good comprehensive properties, high hardness, high-frequency quenching performance, higher load capacity and good fatigue resistance. Compar......
GCr15 bearing steel
GCr15 Bearing Steel
GCr15 bearing steel, carbon chromium bearing steel, is one of the most widely used bearing steels in the world. As a result of its excellent performance, it is often used in the manufacture of bearings, which are important components in any machine, tool, or vehicle.
Due to i......
Tube perforation
Hole piercing of tube billets
Piercing is an important forming process for the manufacture of welded and seamless long steel tubes. In piercing process, a round billet is perforated and stretched into a long hollow tube with a circular cross-section. There are different technology available for p......
Pole spacing
Space exploration is a fascinating field, in which ambitious people have achieved remarkable feats. From the humble beginning of the space race between the United States and the then-Soviet Union to the subsequent exploration of our own solar system and beyond, humankind has pushed the limits of t......
Metallographic diagram of 45 steel (powder boronizing)
Introduction
Metallographic analysis of 45# steel (powder carburizing) are provided in this paper to obtain information on microstructural details. This experiment includes sample preparation, optical metallography, and microstructure analysis.
Materials and Method
For this experiment, 45# steel ......
Metallographic diagram of Cr12MoV(D2) spheroidizing annealing
Cr12MoV is an alloy steel that combines chromium, molybdenum and vanadium, providing excellent resistance to wear, fatigue and galling. For optimum hardness and toughness, it is usually supplied in an annealed and then tempered condition, with a typical hardness of HRC25-35 and a good balance of m......
Metallographic diagram of GCr15 (830℃×1h water quenching, 500℃×1h water cooling) steel
High chromium bearing steel GCr15 (830℃×1h water quenching, 500℃×1h water cooling) has higher wear resistance, better fatigue strength and better heat treatment performance than ordinary structural steel. GCr15 is widely used in various field of mechanical parts such as bearing, poultry sheari......
Metallographic diagram of T10 steel after high temperature quenching
T10 steel is a kind of high temperature hardened steel, and its high temperature quenching light microstructure is mainly martensite. The T10 steel after surface quenching by high temperature, the morphology of the roller cross section is there is obvious plane of separation between pearlitic and ......
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