Search results for keyword: evaluation
my country's bearing industry's response to process equipment
Technology and EquipmentTrendsin Chinese Bearing Industry
With the rapid development of Chinasbearing industry, the optimization ofproduction technology and equipment continuouslyimproves its products quality andinnovation ability. The application of advancedequipment and technologies has becomee......
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Research on Computer Aided Tool Selection in NC Machining of Mold Cavity
Research on Computer Aided Cutting Tool Selection for Numerical Control of Mould Cavity
Abstract
In order to improve the machining accuracy and surface quality of the mould cavity parts, maximize the working life and economic effect of the mould cavity parts, reduce the difficulty of machining a......
Multi-objective Optimization of NC Machining Process Parameters
Multi-Objective Optimization of CNC Machining Process Parameters
In recent years, the development of advanced and efficient computer numerical control (CNC) machining technology has brought great convenience to the manufacture of parts and components by providing cost efficient and high-performan......
Corrosion Life Prediction Technology of Automobile Antirust Steel Plate
Corrosion Prediction Technology for Anti-rust Steel Plate of Automobile
Abstract
The application of anti-rust steel plate for automobile body is a key component of the automobile industry, but it is also often affected by corrosive environment, resulting in vehicle performance degradation and ev......
Bending test
Bend Test
The bend test is a mechanical testing process used to evaluate the bending properties of materials. It measures the flexibility of materials by subjecting them to a bending force until the desired degree of bend is achieved. It is an important test for determining the strength and durabi......
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 3222-94 Acoustic Environmental Noise Measurement Method
，内容是GB/T 3222-94声学 环境噪声测量方法
In 1994, GB/T 3222 was released by the China National Standards on Acoustics to provide a standard method to measure sound levels in the environment. The standard was developed to meet the needs of new acoustic construction regulations in China and to reduc......
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......
Characteristic Causes of Residual Shrinkage Cavity and Its Judgment and Treatment
Introduction
Remaining shrinkage hole is a common defect in castings, caused by a number of possible factors related to the manufacturing process. This paper attempts to thoroughly review the causes and prevention of remaining shrinkage hole defects in investment castings, and to discuss various ......
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 ......
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