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Summary of Standards for Pressure Test Pumps
提要
1. Introduction
This document outlines the recommended standards for testing pumps. Testing of pumps is needed to ensure that pumps are designed well and free from defects, and that they perform reliably during operation. It also ensures that pumps meet regulatory guidelines and safety requir......
1043 
Sophia
American Low Ferromanganese
Introduction
Low-carbon iron, also known as mild steel, is a type of iron alloy that is commonly used in the production of everyday items such as appliances and automobiles. Most people associate low-carbon iron with being lightweight and having good welding properties, but what are the other fea......
Corrosion-resistant alloy rod GBn 272-88
Corrosion resistant alloys are materials that possess excellent chemical and physical properties that make them suitable for applications where chemical or environmental corrosion can occur. Corrosion resistant alloys are used worldwide in various engineering applications including oil and gas, of......
High resistance electrothermal alloy GB 1234-85
High-Resistance Heating Alloy
High-resistance heating alloy is a subclass of special thermal alloys developed in the 2020s. It is characterized by excellent electric heating performance, high-temperature oxidation resistance and superior creep resistance. As a result, high-resistance heating allo......
9SiCr use
1 Introduction
9SiCr is an alloy steel that consists of a combination of silicon and chrome. Its properties include high strength and excellent wear resistance at elevated temperatures. It is often used in the production of cutting tools, mining and drilling equipment, automotive parts and compon......
Alloy structural steel (GB 3077-88) (5)
Alloy structural steels are series of steel grades with special chemical compositions and/or mechanical properties which is mainly used in bridges, offshore structures, ships, vehicles, and steel structures. The alloy structural steel GB 3077-88 is a kind of hot rolled and forging alloy steel for ......
20CrMo, 30CrMo use
20CrMo and 30CrMo are two medium carbon alloy structural steels often used for manufacturing auto parts and components. The steel contains high levels of chromium and molybdenum for improved strength and durability characteristics. 20CrMo alloy steel is often used for significant components such a......
20CrMnSi use
20CrMnSi
20CrMnSi is a low alloy steel made up of 20% chrome, 11.2% manganese, and 1.4% silicon. It is primarily used for a variety of applications involving the automotive and aircraft industries. This steel is heat treatable and resistant to corrosion and abrasion which make it a popular choice......
16NiCr4 use
16NiCr4 is an alloy steel grade which is used in a wide range of applications. This grade of steel is especially suited for components that are exposed to wear and tear, and can be used for a range of industrial, automotive and general engineering applications.
16NiCr4 is a chromium-molybdenum-ni......
18CrMo4 use
Material Grade 18CrMo4
18CrMo4 is a high alloyed heat treatable steel. It is mainly used for parts of higher strength and larger dimension in the motor vehicle and internal combustions engines, such as camshafts, axles, transmission components, crankcases, differential gears, flywheels, and other......
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