Bottom price Tungsten Button - Grinding Tungsten Carbide Pins for Car Anti Skid Tyre Studs Manufacturer – Shanghai HY Industry
\
Bottom price Tungsten Button - Grinding Tungsten Carbide Pins for Car Anti Skid Tyre Studs Manufacturer – Shanghai HY Industry,
Grinding Tungsten Carbide Pins for Car Anti Skid Tyre Studs Manufacturer specifications:
Chemical composition: WC-80%+Co-10%
Density: (g/cm3):13.0-13.5
Hardbess HRA :>90(>1300HV30)
TRS Mpa:(N/MM2):1660
Poposity : (ISO) :<A02B02
Free carbon and and Graphite phase :<C00
N phase :E00
grain size : (um):1.2-1.8
index of abrasive resistance :71+/-7.5
the center color: black
|
GRADE |
Co |
Hc |
Den |
RS |
HV30 |
GRAIN SIZE |
|
HY019 |
7.5-9.0 |
11.0-14.0 |
12.68-12.78 |
50-90 |
1400-1600 |
1.2-1.6 |
|
HY021 |
8.2-10.0 |
10.0-12.0 |
12.10-12.20 |
50-90 |
1400-1600 |
1.6-2.0 |
|
HY025 |
9.0-11.0 |
10.2-11.2 |
12.77-12.87 |
87-97 |
1380-1480 |
1.6-2.0
|
