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Classification of non-ferrous metals and representation of product grades
Classification and Product Branding Methods for Non-Ferrous Metals
Non-ferrous metals, also known as non-iron or precious metals, are made up of a variety of elements, including aluminum, copper, nickel, tin, zinc, and others. These metals are used in a variety of industrial applications, includ......
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Comparison table of old and new alloy grades in China (GB/T 3190-1996)
New and Old Alloy Codes Comparison Table in China (GB/T 3190-1996)
Alloy code-compliances tables are a theoretical reference for users to understand materials. In order to better understand the materials used in various fields by engineers and designers, we have collected a new and old alloy code......
Chinese standard steel grade representation method
China Standard Steel Number System
As a leading global provider of steel products, steel number systems are used to classify and designate different types of steel. In China, a specific set of conventions exist for forming steel numbers. The Standardization Administration of China (SAC) uses an o......
Brief introduction to the representation method of metal material grades in China (GB)
Introduction
China has a unique system of numbering and coding a wide range of metallic materials, called Chinese Standard (GB) Metal Materials Numbering System (in Chinese “gong bu”). Generally, it is a four-digit designations for classifying and determining basic Metal materials.
The Purpose......
National standard steel product marking code of the People's Republic of China
Symbolic Code of Steel Products of the Peoples Republic of China
China is an influential country in the world today and is one of the largest producers of steel products in the world. To ensure the quality of the steel products produced in China, the government has established a national standard......
YB/T5066-1993 Hot-rolled carbon steel and low-alloy steel wide strips and steel plates for bicycles
YB/T5066-1993 Steel Strip and Steel Plate for Bicycle
Over the years, steel strip and steel plate technologies have greatly evolved. In recent years, China has further optimized product standards and improved the quality of products to meet the requirements of product development.
In 1993, the C......
Dimensions, shapes, weights and allowable deviations of cold-rolled steel sheets and strips (Q/BQB 401-2003)
Article about Cold Rolled Steel Sheet and Strip Sizes, Shape, Weight and Tolerances Standard (Q/BQB 401-2003)
Currently, there are many standards that have been developed to control the quality and properties of steel products. One of the most important is the cold rolled steel sheet and strip si......
YB/T 5139-1993 Hot-rolled steel strip for pressure vessels
YC/T 5139-1993 Hot rolled steel strap for pressure containers
This standard is issued by the metallurgical industry standardization technical committee, according to the provisions of the Chinese metallurgical industry standard comprehensive revision project.
This standard is an immature standar......
Dimensions, shapes, weights and allowable deviations of cold-drawn square steel (abstract) GB 906-82
GB 906-82 Cold Drawn Flat Steel Dimensions, Shapes, Weights and Tolerances
This standard specifies the technical requirements, inspection rules, and unified numerical symbols for cold drawn flat steel, including their dimensions, shapes, percentages, permissible extra mass, and allowable toleranc......
Tantalum and tantalum alloy seamless pipe GB 8182-87
GB 8182-87 specifies the general requirements for the seamless pipes and tubes of tantalum and tantalum alloys. The tantalum and tantalum alloys referred to in this standard include the alloys of tantalum, niobium and other elements. The alloys may have different amounts of composition and form dif......
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