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bronze smelting technique in ancient China
Bronze Smelting Technique in Ancient China
Bronze smelting was one of the great achievements of ancient China. Between the 16th and 11th centuries BC, the art of bronze smelting was perfected. In this process, the ore was heated to a high temperature, resulting in an alloy of copper and tin tha......
1057 
Erin
Bearing Ring Precision Cold Rolling Technology
Precision Cold Rolling Technology for Bearing Bushings
Precision cold rolling technology is an advanced bearing manufacturing process used to produce bearing bushings. The technology utilizes cold rolling die to create fine surface with very good mechanical properties and high accuracy. This type......
Development of 55CrSi Wire Rod for Automobile Suspension Spring
Developing the Fire Forming Process with 55CrSi Plate Bar for Automotive Suspension Spring
Abstract
The development of an effective fire forming process for producing automobile suspension spring from 55CrSi plate bar was studied. The fire forming process investigates the effects of burning force......
Hazlett process for producing wide and high-quality aluminum foil blanks
Hatzlacha Metallurgical Process for Manufacturing High Quality Aluminum Foil Blanks
Aluminum foil blanks are used in a variety of applications, including medical devices, aerospace, transportation, and packaging. They are also used in household items like food containers and wrapping materials. H......
Forging technology: material preparation process for superalloy forging
Reheating and Forging of High Temperature Alloy
High temperature alloy is a kind of metal material with excellent mechanical properties, which is widely used in aerospace, aviation, automobile and other industries. In order to ensure the property of high temperature alloy, the proper pre-treatmen......
ASTM A484M-1998 General requirements for stainless and heat-resistant steel bars, billets, and forgings
Abstract
This specification covers general requirements for wrought stainless steels and heat resisting steels in the form of bars, billets, blooms, and forgings for general requirements. The steel shall conform to chemical composition requirements, in which cost-effectiveness shall be considered......
ASTM A484M-1998 Dimensional tolerances for stainless and heat-resistant steel bars, billets, and forgings
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ASTM A484M-1998 Standard Specification for General Requirements for Stainless Steel and Heat-Resistant Steel Bars, Billets, and Forgings
This ASTM A484M-1998 standard covers general requirements for stainless steel and heat-resistant steel bars, billets and forgings. The requirements for materi......
ASTM A29/A29M-1993 Standard Grain Size of Hot-Worked and Cold-Worked Carbon and Alloy Steel Bars
Abstract
This article aims to discuss the practices on grain size measurements of ASTM A29/A29M-1993 hot-processed and cold-processed carbon and alloy steel bars. The procedures for grain size measurements are thoroughly discussed, beginning from the selection of specimens, followed by the sample......
Waste heat treatment steel bars for reinforced concrete (GB 13014-1991)
Heat Treatment of Steel Bar for Reinforced Concrete (GB 13014-1991)
The heat treatment of steel reinforcement for reinforced concrete structures is mainly to control the hardness and strength of steel, reduce the overall weight, and improve the formability, weldability and workability of steel. G......
High saturation magnetic induction soft magnetic alloy (GB/T15002-1994)
Analysis on Magnetic Properties of Soft Magnetic Alloys
Introduction
Soft magnetic alloy is a kind of alloy made by introducing aluminum, iron, cobalt, nickel, copper or other elements into copper. As an important functional material, its magnetic properties directly affect the performance of el......
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