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Regulations on Accident Handling of Boiler Pressure Vessel Pressure Piping Special Equipment
Regulation on the Handling of Accidents of Pressure Vessels, Boilers and Special Equipment Pressure Pipes
▪ Article 1 These Regulations are formulated for the purpose of preventing and controlling accidents of pressure vessels, boilers, pressure pipes and other special equipment in accordance wi......
1056 
Sophie
Causes of cracks in welding knives and how to prevent them
Welding is widely used in the construction industry, mechanical manufacturing and many other industries. In the welding process, many unexpected problems are often encountered, such as welding cracks, which are detrimental to the welding parts and affect the quality of the welding parts. Here we d......
Winter Maintenance of Jetta
Winter Maintenance for the Volkswagen Jetta
Winter is one of the hardest times for a car, and the Volkswagen Jetta is no exception. With a few simple precautions, the Jetta can handle the cold, snow and ice of winter driving season. Heres what you need to know to keep your Jetta in peak operatin......
Several Common Methods to Identify Bearing Quality
Introduction
Bearings play a pivotal role in a range of machinery and devices due to their ability to withstand heavy loads, support rotational and oscillating motion with low friction. Typically, bearings are used in the fields of construction, engineering and automobile manufacturing due to the......
lubricant additive
Lubricating Additive
Lubricating additives are compounds that are added to base lubricants—such as oils and greases—to enhance the lubricity and other performance characteristics of the lubricant. These substances are usually added to the base oil or grease in small amounts to help reduce frict......
Characteristics of Electroless Plating
Non-plated Characteristics
The process of electroplating involves the application of a thin layer of metal to the surface of a material. The coating acts as a protective layer for the material. It is also used for decorative purposes, as it can create a more aesthetically pleasing finish to the p......
lamellar tear
The air was chilled as the winter breeze began to blow through the small suburban town, sending shivers down the spines of every passer-by.
It had been an especially calm winter season, too calm for anyones liking. Snowflakes had been but distant dreams to the residents of the town; none had eve......
pickling
Acid Washing
Acid washing is a process in which metal surfaces are cleaned or have their properties altered through the use of acids. This process is often used for the removal of unwanted contaminants, such as rust and scale, that accumulate on various surfaces during manufacturing or exploitati......
Reason Analysis of Copper Grain Roughness on Electroplating Board Surface
Research on Reasons for the Roughness of Copper Particle Internal Plating Plate
Abstract
The main purpose of this research is to analyze the reasons for the roughness of copper particle internal plating plate. Nowadays, copper particle internal plating is widely used in the manufacture of elect......
Analysis and Correction of Common Faults in Electroplating
Introduction
Electroplating is a widely used production technique for platting a thin coating of material on the surface of a part. The main purpose of electroplating is to protect the part from corrosion and improve its strength, electrical conductivity, and physical appearance. Electroplating i......
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