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GB 3853-83 - Performance of general positive displacement air compressors (6)
An Introduction to GB 3853-83 General Purpose Volume Air Compressors GB 3853-83 is the industrial standard for general purpose volume air compressors. This document provides the performance requirements and test methods for the evaluation and classification of general purpose volume air compressors......
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GB16409 Plate Heat Exchanger Product Safety Registration Management Measures
Product Safety Registration Management Method for GB16409-2006 Plate Heat Exchanger
In order to standardize the product safety registration management of plate heat exchangers and ensure the legitimate rights of consumers and users, the provisions are formulated according to the requirements of r......
GB 13005-91 Gas Cylinder Terminology
GB 13005-91 Terminology of Cylinder
This standard is applicable to the general terminology used in the production, testing, use, conversion, recovery and inspection of cylinders for the storage, transport and distribution of petroleum, chemical products and other gases.
1 General
In this standa......
GB 13580.5-92 Determination of fluorine, chlorine, nitrite, nitrate and sulfate in atmospheric precipitation
，回答以下几个问题：
Introduction
Atmospheric precipitation is a water cycle process and usually blended with aerosol particles, dust and other substances. These substances include halogens (such as fluoride and chlorine), nitrite, nitrate, sulfate, etc. The Chinese national standard GB 13580.5-92......
JB/T 9103.3-1999 Reciprocating Acetylene Compressor Specifications
JB/T 9103.3-1999 Reciprocating Liquefied Petroleum Gas Compressors Technical Requirements
This Standard applies to the reciprocating liquefied petroleum gas compressors specified hereinafter: reciprocating liquefied petroleum gas compressors used in aviation and ground fuel systems, and reciproca......
Summary of Diaphragm Pump Standards
Diaphragm Pump Performance and Selection Criteria
Diaphragm pumps, also known as membrane pumps, are positive displacement pumps designed to transport fluids such as water, chemical mixtures and other high viscosity materials. These pumps are used in process industries such as petrochemical, oil......
Fine blanking and its application in the manufacture of auto parts
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Precision Punching and its Application in Automotive Part Manufacturing
Introduction
The automotive industry is a rapidly advancing field that demands comprehensive accuracy, which means that all parts must fit together as needed. The production process that manufactures these parts is highly......
Electric processing machine tools: electrolytic marking machine tools
Electrochemical Etching Machine
Electrochemical etching machine is a type of machine used in metal processing. It utilizes an electric current to dissolve the metal surface and to etch a pattern into the metal surface. This type of machine can be used to engrave monogrammed jewelry, coins, namepl......
Hoop machine
GongFuXiaDa is an innovative new gaming platform that offers an amazing array of free and paid-for titles, special events and social media integration. It’s quickly gaining popularity with gamers, who are drawn to its unique platform and large selection of high-quality titles.
The platform is th......
molten pool smelting
Thermite is a special type of powder-type material, consisting mainly of iron oxide in the form of oxide and Metallic iron. It is typically used for welding, making castings and other industrial uses. Thermite welding is the process of using thermite to weld metals together. It is a highly efficie......
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