Tungsten Carbide High Speed Roll Rings For Rolling Ribbed Steel Bars
Material grade details of tungsten carbide high speed rolls:
| Grade |
Chemical composition |
Mechanical properties |
Physical properties |
| Co+Ni % |
WC % |
Hardness HRA |
Transverse rupture strength(Sample B)MPa |
Compressive Strength MPa |
Young's modulus of elasticity KN/mm2 |
Density g/cm3 |
Thermal conductivity Cal/cm sec/℃ |
| YGH20 |
10 |
90 |
≥86.0 |
≥2500 |
3500 |
560 |
14.2~14.5 |
0.2 |
| YGH25 |
12 |
88 |
≥84.0 |
≥2300 |
3400 |
550 |
14.0~14.3 |
0.21 |
| YGH30 |
15 |
85 |
≥83.5 |
≥2520 |
3300 |
540 |
13.8~14.2 |
0.2 |
| YGH40 |
18 |
82 |
≥83.0 |
≥2570 |
3200 |
500 |
13.4~13.9 |
0.19 |
| YGH45 |
20 |
80 |
≥82.0 |
≥2570 |
3100 |
480 |
13.3~13.9 |
0.18 |
| YGH55 |
26 |
74 |
≥81.0 |
≥2570 |
3000 |
450 |
12.6~13.2 |
0.17 |
| YGR20 |
10 |
90 |
≥85.0 |
≥2400 |
3400 |
550 |
14.2~14.8 |
0.2 |
| YGR25 |
12.5 |
87.5 |
≥83.0 |
≥2270 |
3300 |
540 |
14.0~14.3 |
0.22 |
| YGR30 |
15 |
85 |
≥83.0 |
≥2360 |
3200 |
530 |
13.8~14.3 |
0.2 |
| YGR40 |
18 |
82 |
≥82.0 |
≥2400 |
3200 |
430 |
13.5~13.9 |
0.2 |
| YGR45 |
20 |
80 |
≥80.5 |
≥2250 |
3000 |
480 |
13.4~13.9 |
0.18 |
| YGR55 |
25 |
75 |
≥79.0 |
≥2400 |
2800 |
420 |
12.9~13.40 |
0.17 |
| YGR60 |
30 |
70 |
≥78.5 |
≥2200 |
2600 |
300 |
12.6~13.1 |
0.16 |
| Steel Specifications |
Transverse Ribsh Height h |
Transverse Ribs Width b |
Rib space l |
α |
| Φ6 |
0.7 |
0.35 |
4 |
70° 80° |
| Φ6.5 |
0.7 |
0.35 |
4 |
| Φ8 |
0.9 |
0.4 |
5.5 |
| Φ10 |
1.15 |
0.45 |
7 |
| Φ12 |
1.35 |
0.45 |
8 |
| Φ14 |
1.55 |
0.5 |
9 |
| Φ16 |
1.75 |
0.65 |
10 |
We could also produce under your requirements.
