GOST 859-2014. Copper. Brand
The company Electrocentury-steel offers cost-competitive prices products from copper produced in accordance with the rules and regulations GOST 859−2014. The supplier ensures prompt delivery of products to the address specified by the consumer.
General provisions this standard
GOST 859−2014 establishes requirements concerning the chemical composition of copper cathode high purity. The data given in the table:
|The index of the group||The elements included in the group||Limit the content of impurities, % for copper grades|
|Cu = 99,99%||Cu = 99.97% of||Cu = 99,95%|
|1||Bismuth, selenium, tellurium||0,0003||0,0005||0,001|
|2||Chromium, manganese, antimony, cadmium, arsenic, phosphorus||0,0015||0,003||0,006|
|5||Tin, Nickel, iron, silicon, zinc, cobalt||0,0020||0,0020||0,0030|
The content of the linked oxygen in copper grade M00k is not allowed, and copper grades M0k and M1K are limited respectively by limit of 0.015 and 0.020%.
Likewise is determined by the composition and the content of impurities in cast and deformed copper of grades M0, M1, M2 and M3.
Buy copper of various brands at affordable prices from the manufacturer, the company offers Electrocentury-steel. The provider ensures strict compliance with the terms of supply, organising timely delivery of goods to the point specified by the client.
Compliance grades of copper produced in Russia foreign brands
According to the technical standards ISO 1190−1:1982 installed the following list of analogues:
- For copper M00k — CR001A;
- For copper M1K — CR001A;
- For copper M00 — CW003A;
- For copper M0, M1 CW004A;
- For M00b copper — CW007A;
- For copper М01р — CW023A;
- For copper М01ф — CW024A.
In copper grade M00b limited to the percentage of the bound oxygen of tellurium and selenium. Copper grades M1 and M1r are intended for use in the electrical industry, indexed by the letter E, which is shown in the end of the basic designation of this metal. In copper grades M2 and M3 by agreement with the customer is allowed to exceed the percentage of the bound oxygen. In copper grades M2 and M3 is not standardized percentage of silver and zinc.
The company Electrocentury-steel offers copper prices of different brands are produced in full compliance with the requirements of GOST 859−2014 and ISO 1190−1:1982. The supplier ensures prompt delivery of goods to the point specified by the customer.