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New Developments in Welding Technology
The Advancement of Welding Technology
The development of welding technology has been one of the major engineering innovations of the twentieth century. Welding is essentially a process of joining two or more pieces of metal together through fusion, bonding, or coalescing of metals at a molecular ......
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Processing technology of machining center
Introduction
CNC machining center is a machine tool that uses computer numerical control computer as the basic control platform, uses digital programs as the processing technology and uses a variety of cutting tools and cutting tools to machine and process complex parts, to realize automatic mach......
Performance Analysis of Economical Numerical Control System
Performance Analysis of Economical CNC System
Since the invention of Computer Numerical Control (CNC) system, it has become an indispensable tool for manufacturing processes in many industries. CNC systems can be classified into different types based on its capability, economy and functions. The ......
Spring steel (GB 1222-64) (1)
Spring Steel (GB 1222-64) (1) Introduction Spring steel is a special type of steel that is used in the production of springs and other related products. It is a high carbon steel with a tensile strength range of between 35 to 75 kg/mm². The main chemical elements that make up spring steel are mang......
Technical conditions for cold-formed steel (GB/T 6725-1992)
GB/T 6725-1992 Cold-bent steel technical conditions
This general technical conditions for cold-bent steel GB/T 6725-1992 stipulates the order and technical requirements for the cold-bent of steel plates and narrow strips.
This code is applicable to cold-bent steel plates with thickness of ≤1.5......
GB 3531-1996 Dimensions, shapes, weights and allowable deviations of low-alloy steel plates for low-temperature pressure vessels
Low Alloy Steel Plate Dimensions, Shape, Weight, and Allowable Tolerance for Pressure Vessels Used at Low Temperatures
Low alloy steel plate is an important component in the production of pressure vessels used in low temperatures due to its high strength, durability, and corrosion-resistant prope......
Density of commonly used chemical and steel materials
Material Density (kg/m3)
Aluminum 2700
Steel 7850
Copper 8940
Nickel 8880
Titanium 4700
Tin 7300
Lead 11340
Carbon Steel 7850
Galvanized Steel 7600
Bronze 8980
Gold 19320
Brass 8550
Zinc 7100
Uranium 19100
Iron 7870
Ouranium 19100
Inconel 8800
Mild Steel 7860
Stainless Steel 7900
Manganese Steel ......
Domestic CNC machine tools standard
Introduction
With the advent of the 21st century and the rapid development of modern technology, numerically controlled machine tools and tools have increasingly become one of the important tools for manufacturing, especially in China. In modern factories, numerically controlled machine tools and......
Dimensions, shape and weight of waste heat treated steel bars (GB 13014-1991)
Hot-Rolled Steel Bars
Hot-rolled steel bars are metal bars that are hot-processed from raw steel material, which is cooled and then processed through heat-treatments, depending on the grade and application of the metal bar. Hot-rolled steel bars are produced at temperatures higher than 1900°F (1......
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......
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