|Designation GOST Cyrillic||70Г2|
|Designation GOST Latin||70G2|
|By chemical elements||70Mn2|
70Г2 steel is used: for the manufacture of springs of different machines and mechanisms in various industries; knives earthmoving machinery (bulldozers, scrapers, graders and graders, as well as to the dozer and grader blades equipment excavators, rollers and other earth moving machines).
|Bars and shapes||В22||GOST 17152-89|
|GOST 17152-89 (ИСО 7129-82||0.65-0.75||≤0.045||≤0.045||1.4-1.8||≤0.3||0.17-0.37||≤0.3||Rest||≤0.3|
According to GOST 17152-89 (ISO 7129-82), upon the manufacturer's agreement with the consumer, the profiles are made with the content of elements: C = 0.60-0.90%, Mn = 1.20-2.00%. The upper limits of carbon and manganese should not coincide. The austenitic grain size should not be larger than 5 numbers in accordance with GOST 5639.