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GB J16-87 Code for fire protection design of buildings
The 2016-87 Chinese Architectural Design Fire Protection Code
The Design Fire Protection Code of China (the 2016-87 Chinese Architectural Design Fire Protection Code) sets forth national standards and requirements for fire protection in architectural design, so as to reduce fire losses, protect p......
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Jessica
GB 12463-90 General Technical Conditions for Transport Packaging of Dangerous Goods
1 Introduction
The General Technical Conditions for the Packaging of Hazardous Goods for Transport of China (GBT 12463-90) applies to all kinds of dangerous goods packaging for transport by road, rail, sea or air between the Peoples Republic of China and other countries or regions. It was formula......
GB 15382-94 General Specifications for Gas Cylinder Valves
1 Introduction
GB 15382–94 General Technical Conditions for Gas Cylinder Valves is a national standard issued by the Standardization Administration of the Peoples Republic of China. It stipulates the technical requirements, test methods and regulations of gas cylinder valves. The standard is appl......
ZBJ76010.2-88 performance test method for large and medium-sized air separation equipment
回答？
Large- and Medium-Scale Air Separation Equipment Performance Testing Methods
Generally speaking, large- and medium-scale air separation equipment is used to separate air into its components—nitrogen, oxygen, argon, and other components—and are used in a variety of industries and applicat......
YS/T318—1997 copper concentrate
Copper Ore
Copper ore is one of the most important minerals used in industry. It is used in various applications from electrical wires and plumbing pipes to jewelry and decorative artwork. Copper ore is mined from the ground and refined through various processes that reduce its impurities. Copper......
Performance and Application of Elastic Metal Hard Seal Butterfly Valve
Introduction of performance and usage of elastic metal hard seal butterfly valve
Elastic metal butterfly valve is an economical and practical choice for most pipelines. It is widely used in oil, chemical, metallurgy, light industry, food, pharmaceutical, water and other industrial sectors, as wel......
Metal impregnated carbon products
Introduction
Immersed metal carbon products are a type of material commonly used in many industries, such as in the automotive, transportation, and construction industries. They are typically composed of either steel or other metals that have been immersed in a coating solution such as a powder,......
The development history and practical application of valves
简介： 阀门是一种用于控制流体流动的机械装置，是一种使流体（包括液体和气体）加以控制的装置。它已被广泛应用于工业生产，阀门的出现给各种行业的发展带来了很大的便利。下面我们来看看阀门的发展历程以及它在实际应用中的重要性。
阀门的发展历程
阀门的发展可以追溯到古代，早在古希腊时期，人们就开始使用阀门来控......
enthalpy
Enthalpy is a measure of energy associated with a chemical reaction, expressed in units of heat associated with a process. Enthalpy is simply a form of energy that scientists can use to measure the amount of energy released or taken in during a reaction.
Enthalpy is important to chemistry and bio......
Technical parameters of forging manipulator
The forging operation machine technology parameters
The forging operation machine is required to meet certain performance parameters such as the aid of a die or a mould in the forming of a material into a required shape and form. The machine has numerous advantages like increased accuracy and hig......
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