CNC Machine Safety and Solutions
Computer Numerical Control (CNC) machines are increasingly being used in many industries. They provide sophisticated capabilities to cut, shape and finish materials in the very precise ways. With the increase in their use, their safety has become an even more imp......
Research on Reduction of Sulphur in Iron Melt
Abstract
Sulphur is a harmful and unwanted impurity in iron melt, and its control is a long-term task for ironmaking industry. In this paper, the reduction methods for different types of sulphur sources in iron melt are discussed. According to the di......
Operation Procedure of Reversible Shell & Core Machinery As with any industrial machinery, it is critical to understand the operation procedure of the reversible shell & core machinery before operating it. First, the user must check the machine for any possible problems or faults such as loose fitt......
Symbols Associated with Metal Cutting Machine Tool Operations
Operating a metal cutting machine tool is a complex process that requires the proper understanding and utilization of a variety of symbols and instructions. There are various signs, diagrams and instructions that must be understood in ......
Mechanical and Process Properties of Low-alloy Steel Plates for Low-temperature Pressure Containers GB3531-1996
Abstract
This article mainly introduces the mechanical properties of low-alloy steel plates for low-temperature pressure containers GB3531-1996. According to the experimental results, ......
SYNOPSIS
This GB 6654–1996 specifies the dimensions, shapes, masses, and permissible deviations of steel plates used for pressure vessels. The plates that are covered by this document are those with a nominal thickness of 4.75 mm or more, and a nominal width of 600 mm or more. The characteristic......
GB/T 702-1986 Hot Rolled Rounds and Squares Steel Dimensions, Shapes, Weights and Permissible Variations
This standard specifies the size and shape, permissible asperities and permissible deviations of hot rolled circles and squares for general structural purposes. This standard applies to round ......
GB/T 706-1988 Hot Rolled Steel Angles Dimensions,Shape,Weight and Tolerances
This GB/T 706-1988 standard specifies the size, shape, weight, and tolerance for hot rolled steel angles. Hot rolled steel angles are widely used for many applications, such as various structures and engineering projects......
GB/T 9788-1988 Hot Rolled Unequal Angles: Dimensions, Shape, Mass and Permissible Deviations
This standard applies to hot rolled unequal angles for use in structural engineering.
The size tolerance for dimensions such as width (tolerance for the range of ± 0.4 to ± 5 mm) and length shall be i......
GB 6479-2000
Seamless Steel Pipes for High Pressure Fertilizer Equipment Manufacture and Delivery State
This standard deals with the seamless steel pipes that are used in high pressure fertilizer equipment, specifying the requirements and delivery states of the pipes.
1. Scope
This standard spe......