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Grinding process characteristics and application range
Grinding Process Characteristics and Application Scope
Grinding is a kind of machining process which is used to remove material by abrasion. It is typically a finishing operation process that makes use of high-speed abrasive wheels. The abrasive wheels act as cutting tools, where each grain of ab......
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Computers in the Classroom
The rise of computer technology in classrooms over the past decade has produced both positive and negative effects. As computers have become more advanced and accessible, they have been implemented as an educational tool in a variety of ways. In order to maximize the ......
Automotive gear materials and processing technology
The Materials and Processing Technology of Gears for Automobiles
Introduction
Drive trains in automobiles depend on gears to properly shift the power from the engine to the wheels. Without gears in the drive train, automobiles wouldnt be able to be driven or maneuvered. Gears for automobiles com......
Roll eddy current detection device and its adjustment method
Roller Vortex Flow Detection Device and Its Calibration Method
The pressure fluctuations of the working gas were analyzed by means of fast Fourier transformation, combined with vortex motion in the roll passes, and a device for online monitoring of vortex flow of rollers on the rolling mill was d......
Eddy current inspection
Introduction
Eddy current testing is a form of non-destructive testing used to detect surface and subsurface flaws or irregularities in metallic materials and electrically conductive non-metallic materials. Eddy current testing is used across many industries including aerospace, automotive, milit......
GB 6653-94 Steel plates for welding gas cylinders
解析
GB 6653-94 Welding Cylinder Steel Plate
This standard GB 6653-94 provides requirements, test methods, inspection rules and packaging, marking, quality of welding steel plates for manufacturing various types of gas cylinders.
1. Scope
This standard applies to welded steel plates are used to......
GB 6681-86 General Rules for Sampling of Gas Chemical Products
General Principles of Gas Chemical Products Sampling GB 6681-86 “The General Principles for Gas Chemical Products Sampling” provides criteria for sampling variety of gas chemical products, as well as provisions and modeling diagrams of sampling device. This standard effectively protects the fair ......
GB/T 18437.1-2001 Technical Requirements for Refitting Gas Vehicles Compressed Natural Gas Vehicles
GB/T 18437.1-2001 Technical Requirements for Retrofitting of Gas Vehicles - Compressed Natural Gas Vehicle
Introduction
In order to improve energy efficiency, reduce energy consumption and reduce pollution, compressed natural gas (CNG) vehicles have become increasingly popular. This can be seen ......
GB12358-90 General technical requirements for gas detection and alarm devices in the working environment
Technical Requirements of General Gas Detection Alarms in GB12358-90 Workplace Environment
The main purpose of this technical requirement is to standardize the requirements of general gas detection alarms used in the workplace environment, to ensure the safety of staff and the safety of workplace......
GB50177-93 Specifications for Design of Hydrogen and Oxygen Stations
Hydrogen and Oxygen Station Design Specification
Hydrogen and oxygen are the basis of many industrial and chemical processes. The presence of both the material in an appropriate quantity is crucial in maintaining the quality of products being manufactured. For this reason, it is imperative that a......
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