Search results for keyword: procedures
GB 10178-88 Ventilator field test (2)
GB 10178-88 Site Test for Fans
A site test of a fan should be conducted in order to ensure that all components of the fan, such as its motor, drive, impeller, and housing are all operating correctly. This test will allow for easy troubleshooting of any issues that may arise. The following outline......
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GB 12801-91 General Principles of Safety and Sanitation Requirements for Production Process
12801-91 Production Process Safety and Health Requirements General Provisions
This standard specifies the requirements and regulations of the production process safety and health in order to prevent and reduce occupational accidents, injuries and diseases. The objective of this standard is to ens......
GB 12827-91 standard reference acetylene carbon black and identification method
Carbon black refers to black powdery or granular material, which is composed of many tiny particles with the average particle size of between 10 and 2000 nanometers. It is composedot many carbon atoms buthydrophobic in nature. Carbon black can be prepared by pyrolysis of hydrocarbons such as coal ......
GB 13456-92 Discharge Standard of Water Pollutants for Iron and Steel Industry
GB 13456-92 Steel Industry Water Pollution Emission Standards
In order to protect the environment, the State Council ratified the Steel Industry Water Pollution Emission Standard (GB 13456-92) on April 1, 1993, which became effective on July 1 of that same year. This standard applies to all types......
GB 18218-2000 Identification of Major Hazard Sources
Identification of Major Hazard Sources
Introduction
Major hazard sources (MHS) are sources of extreme danger or destruction, typically those which can cause large-scale disasters or major economic and environmental damage. The identification of major hazard sources is very important in ensuring ......
GB/T 13201--91 Technical Method for Establishing Local Air Pollutant Emission Standards
GB/T 13201--91 Technical Method for Establishing Local Atmospheric Pollutant Emission Standards
This paper focuses on the technical method formulated in the standard of GB/T 13201--91, designed to establish local atmospheric pollutant emission standards. This standard specifies the steps and proc......
GB/T24001-96 Environmental Quality Standard
Introduction
GB/T24001-2004 is a national standard in China for environmental management systems stipulating the requirements of an environmental management system. This standard applies to any organization that wants to establish and maintain an effective environmental management system (EMS) an......
Background of ISO14000 series standards
The International Organization for Standardization (ISO) is an international body whose purpose is to maintain standards for goods, services, and systems across the world. The ISO14000 series of standards is a subset of ISO standards which are specifically designed to help organizations understand......
JGJ81-2002 Welding Technical Regulations for Architectural Steel Structures (Part 2)
Welding process is a method of joining two or more metal parts by using heat and pressure.Heat generated by electric arc, resistance or other process melts the two parts and fuses them together, and then applying pressure joins them together. Compared to other joining processes, welding is general......
JGJ81-2002 Welding Technical Regulations for Architectural Steel Structures (Part 26)
Welding of Structural Steel Frameworks
Structural steel frameworks are commonly used in the construction of bridges, buildings, and other infrastructure projects. Welding is an essential part of fabricating these structures, as it allows the steel components to be securely joined together.
There......
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