Powder material MV-50A
Steel PKr10-66 (Zhr10-66)
X18H15 steel
X13M2 steel
Powder material FMK-845
Powder material FMK-8
Powder material FMK-79
Powder material FMK-11
PKX25-75 steel (ZHX25-75)
Steel PKr70-72 (Zhr70-72)
Steel PKr70-69 (Zhr70-69)
Steel PKr50-70 (Zhr50-70)
Steel PKr10-76 (Zhr10-76)
Steel PKr10-72 (Zhr10-72)
PKr10-70 steel (Zhr10-70)
PK70D3-72 (Zh70D3-72) steel
Steel PK70D3-69 (Zh70D3-69)
Steel PK70D3-66 (Zh70D3-66)
Steel PK70-77 (Zh70-77)
Steel PK70-66 (Zh70-66)
Steel PK20Kh13M2-74 (Zh20Kh13M2-74)
PK10Kh18N15-67 (Zh10Kh18N15-70) steel
PK10Kh13M2D4-68 (Zh10Kh13M2D4-69)
Steel PK10K0,4-66 (Zh10K0,4-66)
Steel PK10-76 (Zh10-76)
Steel PK10-66 (Zh10-66)
Powder material MKV-50A
Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | МКВ-50А |
| Designation GOST Latin | MKB-50A |
| Transliteration | MKV-50A |
| The chemical elements | CuCoВ-50 |
Description
Powder material MV-50A is used: for the manufacture of parts designed to work in brakes, friction clutches and other friction devices.
Note
Sintered powder material based on iron.
Parts is produced by powder metallurgy, by primechanie to steel base (frame) metal-ceramic friction material.
Standards
| Name | Code | Standards |
|---|---|---|
| Solid alloys, metal-ceramic products and powders, metal | В56 | OST 1 90115-74 |
Chemical composition
| Standard | C | S | Si | Fe | Cu | B |
|---|---|---|---|---|---|---|
| OST 1 90115-74 | 8.5-11 | 0.6-1.2 | 3-4.3 | The rest | 9-11 | 3-4.3 |
Fe is the basis.
In addition to the components specified for OST 1 90115-74, asbestos is present in the cermet composition in the amount of 2.50-4.00%.
In addition to the components specified for OST 1 90115-74, asbestos is present in the cermet composition in the amount of 2.50-4.00%.
Technological properties
| Name | The value |
|---|---|
| Features of production | Frames parts with metal-ceramic friction material brand MV-50A shall be made of steel groups 1 and 2 according to GOST 1616523; brand 20KH3MVF (ЭИ415) - according to GOST 20072, grade 30Х2ГСНВМА (ВЛ1-D) - on the other 14-1-711-73. |
| Properties of cermets | Coefficient of friction - 0,330-0,404; the stability of the coefficient of friction is not less than 0.70; the wear Intensity of metal - not exceeding 12.0 ág/brake; the Intensity of wear of cast iron - not more than 9,0 MK/brake; Rockwell Hardness (ball diameter 1,588 mm at a load of 60 kg) of metal to the machining - 60-100. Properties when working together with metal stamps FMK-845: Coefficient of friction - 0,330-404; the stability of the coefficient of friction is not less than 0.70; the wear Intensity of metal - not more than 16.0 µg/brake; wear of FMK-845 - not exceeding 12.0 ág/brake; Rockwell Hardness (ball diameter 1,588 mm at a load of 60 kg) of metal to the machining - 65-100. |
