,关于柴油机喷油泵出油阀偶件的技术条件。
Injection pumps are among the greatest advancements in diesel engine fuel delivery systems. The primary purpose of an injection pump is to control the timing and quantity of fuel injected into the engine. Outlet valves play a key role in determining the para......
General Principles of Gas Chemical Products Sampling GB 6681-86 “The General Principles for Gas Chemical Products Sampling” provides criteria for sampling variety of gas chemical products, as well as provisions and modeling diagrams of sampling device. This standard effectively protects the fair ......
Design and Construction of Bus Body Pattern
Bus is an important public transport tool, and its body shape design has always been an integral part of public transport vehicles. To ensure the safe and reliable operation of buses, its body shape design plays an important role. Therefore, the design......
Introduction
Deep drawing is a forming process used in the manufacturing of sheet metal components which require a profile with a large depth in comparison with its width. This process involves the shaping of a sheet metal blank into a desired shape using a punch and die assembly. The punch and d......
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 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......
Surface Quality and Ultrasonic Testing of Seamless Steel Pipe for Structural Use (GB/T 8162-1999)
Seamless steel pipe is widely used in the construction and other industries due to its good strength, corrosion resistance and high temperature resistance. To ensure the quality of high-pressure se......
GB/T 6725-1992 Cold-bent steel technical conditions
This general technical conditions for cold-bent steel GB/T 6725-1992 stipulates the order and technical requirements for the cold-bent of steel plates and narrow strips.
This code is applicable to cold-bent steel plates with thickness of ≤1.5......
Size, shape, weight and allowable deviation of hot rolled steel plate and steel strip
1. Introduction
The purpose of this GB/T 709-2006 is to regulate the size, shape, weight and allowable deviation of hot-rolled steel plate and steel strip. Steel plates and strips are essential components in ma......
GB/T912-1989 Hot-rolled carbon structure and low alloy steel plate and strip
GB/T912-1989 is a technical specification issued by Chinas National Standardization Management Committee specifically for hot-rolled carbon structure and low alloy steel plate and strip. It regulates the requirements, te......