First, the national standard oxygen-free copper specifications and models
The following is a list of oxygen-free copper specifications and models stipulated in GB/T2059-2000:
Second, the specification corresponding to the chemical composition and mechanical properties of parameters
1. C10200
C10200 is a pure copper, copper content of 99.95% or more, it has good electrical conductivity and thermal conductivity, easy to process and welding. Its chemical composition and mechanical property parameters are shown in the table below:
2. C11000
C11000 is a kind of oxygen-free copper, copper content of 99.90% or more, other impurity elements content is low, with good plasticity and weldability. Its chemical composition and mechanical property parameters are shown in the following table:
3. C12000
C12000 is a kind of oxygen-free copper containing phosphorus, with good strength and toughness, and better corrosion resistance. Its chemical composition and mechanical performance parameters are shown in the table below:
4. C12200
C12200 is a phosphorus-containing oxygen-free copper, compared with C12000, its copper content is higher, but the other impurity elements are lower, with good plasticity and weldability. Its chemical composition and mechanical property parameters are shown in the table below:
5. C14200
C14200 is a kind of oxygen-free copper containing copper-zirconium alloy with good hardness and corrosion resistance, but at a higher cost. Its chemical composition and mechanical property parameters are shown in the following table:
III. Conclusion
Oxygen-free copper is one of the important materials in many industries, and the understanding of its specifications, chemical composition and mechanical property parameters is of great help to the relevant industry players. This paper introduces the list of oxygen-free copper specifications and its corresponding chemical composition, mechanical properties and other parameters in the national standard GB/T2059-2000 for readers' reference.
