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Electrolytic marking
Chemical Etching
Chemical etching is a versatile fabrication process that involves very low waste material. It is also a fast, accurate and economical way of producing components. The process of chemical etching entails the removal of material from a metal, such as stainless steel, in order to cre......
1080 
Sophia
Metal High Temperature Tensile Test Method GB 4338-84
Introduction
Metal high-temperature tensile testing is one of the most important tests used to measure metals mechanical response to applied stresses at elevated temperatures. The purpose of metal high-temperature tensile testing is to determine the influence of temperature on strength, ductility......
NS313 use
Global Navigation Satellite System: GPS
Global Navigation Satellite System (GNSS) is one of the most widely used navigation and positioning technologies in the world. GNSS provides users with starting locations, directions to destinations, and other navigational information. The acronym, GNSS, is......
Representation method of ferroalloy product grade
Steel and alloys are common materials used in modern engineering, and most of them are represented by a unique product code, which is composed of a series of digits and letters that convey the exact properties of the steel or alloy. This article will explain the product code standard for steel and......
Surface quality and marks of hot-rolled ribbed steel bars (GB 1499-1998)
Surface Quality and Marking of Ribbed Steel Bar from Hot Rolling
Surface quality and marking of ribbed steel bar produced through hot rolling are regulated by a series of national standards. This paper will focus on the specific requirements of GB 1499-1998 and explain the requirements of the Chi......
Technical requirements for austenitic stainless steel large-diameter welded steel pipes for chemical plants HG 20537.4-92
Technical Requirements for Austenitic Stainless Steel welded Pipes with Large Diameter Used for Petrochemical Equipment (HG 20537.4-92)
In order to ensure the quality assurance of austenitic stainless steel welded pipe with large diameter used for petrochemical equipment, the Peoples Republic of ......
Industry Standard Specification English-Chinese Comparison-General Machinery 2
Industrial Standard Translation-General Machinery 2
GB/T 14224.1-2006: Cylindrical Gears –General Principles
本标准规定了定子齿轮的质量等级及其各公差标准值，给出了质量等级判定和表达方法。适用 scope 于外形尺寸在技术规范 GB 1803 中规定的定子齿轮，承载力不大于 GB 91系列标准规定的定子齿轮动负荷，模......
Commonly used English for machinery: Die processing
Machining by Press Molding
Press molding, also known as compression molding, is a process in which plastic or metal parts are formed by pressing a heated material into a mold. The material is heated to a certain temperature, then placed into the mold where it is compressed by the pressure applied......
Commonly used English for machinery: assembly, stamping, painting
Mechanical Engineering
Mechanical engineering is the engineering field focused on the design, construction, and use of machines. The history of mechanical engineering goes back thousands of years. Throughout the ages, machines have been used to efficiently power civilization forward. Ancient mach......
Printed Circuit Glossary
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Printed Circuit Vocabulary
The development and production of printed circuits has become an increasingly important part of modern electronics. While the fundamentals of the technology remain relatively simple, the terminology used to describe it has become increasingly complex as new components......
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