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Recipe for Alkaline Tin Plating Bath
2500 words
Introduction
Tin plating is an important process in the manufacturing of many products, including electronics and automotive components. It is often used as a protective coating to increase the lifetime of the product, as well as to improve its appearance. The process of tin plating in......
1086 
Sophia
Mechanical properties and technological properties of waste heat treated steel bars (GB 13014-1991)
Mechanical and Process Performance of Quenching and Tempering Steel Reinforcing Bars (GB 13014-1991)
Introduction
Quenching and tempering is a common process applied to steel reinforcing bars (rebars). This process is used to increase the mechanical and process performance of the bars. The purpo......
GB/T 11253-1989 Carbon structural steel and low alloy structural steel cold rolled sheet and strip
版本
Cold-rolled sheet steel and steel strips made of carbon structural steel and low-alloy structural steel are used in a wide range of applications. GB/T 11253-1989 is the national standard for the production and quality assurance of these products. This article provides a detailed description of......
GB/T 3273-1989 Designation, chemical composition and properties of hot-rolled steel plates for automobile frame
GB/T 3273-1989 Hot-rolled Steel Plate for Automobile Beams - Brand and Chemical Composition, Properties and Performance
GB/T 3273-1989 hot-rolled steel plate for automobile beam is a hot-rolled steel plate punched from a slab by automatic continuous casting. The permeability and magnetic properti......
Allowable Deviation of Japanese National Standard Taper Thread Dimensions
Japanese Standard Thread Tolerance
Threads are a fundamental mechanical part used to join two components together. The most common thread type used in Japan is the “Japanese Standard Thread”. This thread type is an ISO metric thread, which means that it has a uniform size and pitch for each thr......
Dimensional tolerances for electrolytic plates and rods of Japanese National Standards
Japan Standard Electrolytic Board and Rod Size Allowable Deviation
With the development of modern industry, electrical products are not only strong and durable, but also require precise size accuracy. The features of electronic components determine the characteristics of electronic products. Mech......
WS/T Allowable Concentration of Hazardous Substances in the Air of Working Environment in my country and Occupational Exposure Biological Limits
Introduction
The air we breathe can have a great impact on our health. Since the industrial revolution, air quality has been declining due to the number of chemicals and other pollutants in the atmosphere. This is why there are regulations to control the maximum amount of toxins and other polluta......
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......
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......
Ultrasonic testing methods for steel forgings GB/T 6402-9l
Ultrasonic Testing of Forged Steel Products
Introduction
Ultrasonic testing (UT) is a non-destructive inspection method used to locate and identify discontinuities in forged steel products. In UT, sound waves are used to detect hidden defects in the material and provide a detailed cross-section ......
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