,要求不少于2500 The Test Method of Low Temperature Charpy Impact Test for Metals
Low-temperature Charpy impact test is a kind of mechanical test which is usually used to measure the impact properties of metals. It is a test method used to measure the energy absorbed by a metal during fracture unde......
GB 242-82 Metal Tube Expanding Test Method
This document provides requirements and procedures for expanding metallic tubes conforming to GB 242. This method relies on the properties of traditional thermally treated or mechanically formed metal tube components to expand under pressure. For this re......
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......
Atmospheric Pollution Standards for Thermal Power Plants GB 13223-1996
Thermal power plants generate electricity through the burning of coal and the burning of the coal releases pollutants into the atmosphere. China enacted the Atmospheric Pollution Standards for Thermal Power Plants GB 13223-199......
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......
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 3838-88 Groundwater Environment Quality Standard
Introduction
The quality of groundwater is important for human activities, environment protection and ecological security. To ensure the quality of groundwater, the Environmental Protection Agency of China (EPA) established the Groundwater Env......
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......
Liquid Petroleum Gas Cylinders (GB5842-1996)
Liquid Petroleum Gas (LPG) Cylinders are designed for the purpose of storing and transporting liquefied petroleum gas from one place to another. These cylinders are made of special alloy steel and are in accordance with the technical regulations set fo......
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......