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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 ......
tags: sampling gas shall sampling samples products
1060
Sophie
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......
tags: requirements product shall alarm gas device
1083
Sophie
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......
K352 core removal machine operating procedures
K352CXJ Operation Procedure This document provides an overview of the operation procedure when using this K352CXJ machine. Familiarity with this machine and its features will help ensure efficient and safe operation of it. 1. Preparing for Operation Before the machine is started, the operator m......
MS09 Mud Core Automatic Grinding Machine Operating Procedures
MS09 Mud Core Automatic Grinding Machine Operation Procedure 1. Topic Introduction MS09 Mud Core Automatic Grinder is a universal industrial grinding equipment with strong stability, multi-function and widely usage. Mainly used for grinding thread, step surface and groove and support custom-mad......
tags: machine grinding mud mud core grinding
1054
Sophie
Flowchart of PLC Fault Finding Method and Its Countermeasures
Flowchart for PLC Fault Finding and Strategies for Troubleshooting PLC (Programmable Logic Controller) is an important device for automation systems and an essential part of the control system in industry. However, PLC fault finding can be a vexing problem due to the complexity of their programs,......
tags: cause plc symptoms fault plc system
1047
Jasmine
SK series water ring vacuum pump technical parameters
4000SV,SK Series Water Ring Vacuum Pump Technology Parameters SK series water ring vacuum pumps are a type of high efficiency and energy-saving vacuum pump with low noise and stable performance. The series of vacuum pumps are widely used in various industries in refrigeration, food, petrochemica......
tags: pumps vacuum series vacuum water series
1056
Sophie
Working principle of RH vacuum degassing method and DH vacuum degassing method
Vacuum deaeration Methods- RH and DH Vacuum Deaeration Vacuum deaeration is a method used to remove dissolved gases from water or other solutions. There are two main types of vacuum deaeration: RH (recirculation and headspace) and DH (direct headspace) vacuum deaeration. These methods can be use......
tags: method rh vacuum air molecules head
1075
Rachel
Application of RH Top Blowing Oxygen Technology
Introduction Rh top-blowing oxygen (RHB) technology is a process technology in which oxygen or oxygen-rich gas is blown onto the surface of the molten steel to reduce the concentration of carbon, hydrogen, nitrogen and other harmful elements in molten steel. It is a new type of process technology......
tags: steel molten rhb technology oxygen scrh
1048
Emily
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