Steel R7M2F6-MP (ДИ100-MP)
Designation
| Name |
The value |
| Designation GOST Cyrillic |
Р7М2Ф6-МП |
| Designation GOST Latin |
P7M2F6-MP |
| Transliteration |
R7M2F6-MP |
| The chemical elements |
- |
| Name |
The value |
| Designation GOST Cyrillic |
ДИ100-МП |
| Designation GOST Latin |
DI100-MP |
| Transliteration |
DI100-MP |
| The chemical elements |
CuИ100-MoP |
Description
Steel R7M2F6-MP used: for the production of hot rolled and forged strips, hot rolled, forged and calibrated rods, rods with special surface finish produced by hot gas-static pressing (GGP) pulverized powder with subsequent deformation of workpieces; broaches, taps, end mills, reamers, profile cutters for finishing medium alloy steels, corrosion resistant steels and heat resistant steels and alloys; tools for cold deformation (cutting, upsetting, extruding) carbon and alloy steels.
Standards
| Name |
Code |
Standards |
| Sectional and shaped rolling |
В22 |
GOST 1133-71, GOST 2590-2006, GOST 2591-2006 |
| Sheets and stripes |
В33 |
GOST 4405-75 |
| Sectional and shaped rolling |
В32 |
GOST 7417-75, GOST 28393-89 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
N |
V |
Mo |
W |
O |
Co |
| GOST 28393-89 |
1.65-1.75 |
≤0.03 |
≤0.03 |
≤0.5 |
3.8-4.3 |
≤0.6 |
≤0.4 |
The rest |
≤0.25 |
0.02-0.06 |
5.5-6.2 |
1.8-2.3 |
6.5-7.5 |
≤0.02 |
≤0.5 |
Fe is the basis.
Technological properties
| Name |
The value |
| Grindability |
1,00-1,20 relative to steel of grade R6M5. |
| Resistance to wear |
tool life 1,30-3,00 compared to steel R18 and 3.0-5.0 in comparison with steel KH12MF. Tensile strength in bending 3500-4200 MPa. |
