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Search results for keyword: strictly
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 ......
Controlled Rolling and Controlled Cooling Technology of SCM435 Alloy Wire Rod
Rolling and cooling process of SCM435 alloy bar SCM435 alloy rods are commonly used in the automotive industry due to their good welding, machining and heat treatment properties. The rolling and cooling process of SCM435 alloy rod must meet the strict requirements of rolling and cooling condition......
tags: cooling alloy rolling rolling should process
1080
Sophia
Characteristic Causes of Residual Shrinkage Cavity and Its Judgment and Treatment
Introduction Remaining shrinkage hole is a common defect in castings, caused by a number of possible factors related to the manufacturing process. This paper attempts to thoroughly review the causes and prevention of remaining shrinkage hole defects in investment castings, and to discuss various ......
Forging technology: material preparation process for superalloy forging
Reheating and Forging of High Temperature Alloy High temperature alloy is a kind of metal material with excellent mechanical properties, which is widely used in aerospace, aviation, automobile and other industries. In order to ensure the property of high temperature alloy, the proper pre-treatmen......
tags: temperature alloy high temperature high forging
1058
Jessica
Operating procedures for forging and rolling mills
Operation Procedures for Rolling Machine Rolling Machine refers to a rolling mill which is a machine for plastic working of metal. It is mainly used for hot rolling and cold rolling of workpieces and is suitable for rolling various metals such as steel, copper, and aluminum. I. Pre-start preparat......
Jaw Crusher Operating Instructions
,内容是用英文写的关于腭式破碎机的操作规程。 Operating Procedure of Jaw Crusher 1. Before operating jaw crusher, all operators must wear protective equipment and read the operating instructions carefully. 2. Before starting the engine, make sure there is no abnormal sound, vibration or other abno......
tags: crusher should before check crusher jaw
1053
Sophie
Processing Technology of Improved N80 Casing
Improvement of Processing Technology of Modified N80 Tubing The Modified N80 tubing is an indispensable component in the oil drilling process. It is used for well casing and for transporting oil and gas through the well. Because of its important role in oil production and its durability, some of ......
tags: tubing can process casing n80 improved
1047
Lily
Requirements for High Quality Control of High Speed Wire Rod Mill
Requirements for High Quality Control of High Speed Wire Rolling Machines High speed wire rolling machines are essential to the production and processing of metals. As the technology of metallurgy advances, so do the standards and requirements for quality control. The requirements for high qualit......
welded structure
Welding is one of the most common ways of joining metals together in the modern world. It is estimated that welding accounts for around one third of all manufacturing in the developed nations. This article aims to discuss the fundamentals of welding structures. Welding is a process of using heat ......
tags: welding process arc welding structure welded
1435
Sophia
Reform plan and implementation of machine tool numerical control
Modern CNC machining reform plan and implementation 1 Introduction At present, CNC machine tools are widely used in many fields, not only meeting the needs of various stages of production, but also playing a very important role in the production process. In order to provide better service to cus......
tags: machine cnc components system cnc machine
1217
Oliver
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