Performances de qualité des tiges de carbure de tungstène.
| Taper | Grade | OIN | Granulométrie de Wc | Contenu de Co | Densité | Dureté typique | TRS(/MPa) |
| Pour couper | CF10 | K20/K30 | 0,8 μm | 10% | 14,4 g/cm³ | HRA91.8 | 3600 |
| CF12 | K20-K40 | 0,6 μm | 12% | 14,1 g/cm³ | HRA92.3 | 3800 | |
| CF25 | K05/K10 | 0,4 μm | 12% | 14,1 g/cm³ | HRA92.8 | 3800 | |
| Pour l'estampage | CFK3 | / | 0,8 μm | 13% | 14,06 g/cm³ | HRA90.5 | 3600 |
| F7 | / | 1,0 μm | 15% | 13,85g/cm³ | HRA89 | 3800 |
Dimensions.
| Diamètre | Tolérance | Longueur | Tolérance |
| 1.5 | +0.2/+0.35 | 330 | -0/+5.0 |
| 2.0 | +0.2/+0.35 | 330 | -0/+5.0 |
| 3.0 | +0.2/+0.35 | 330 | -0/+5.0 |
| 4.0 | +0.2/+0.35 | 330 | -0/+5.0 |
| 5.0 | +0.2/+0.35 | 330 | -0/+5.0 |
| 6.0 | +0.2/+0.35 | 330 | -0/+5.0 |
| 7.0 | +0.25/+0.40 | 330 | -0/+5.0 |
| 8.0 | +0.25/+0.40 | 330 | -0/+5.0 |
| 9.0 | +0.25/+0.40 | 330 | -0/+5.0 |
| 10.0 | +0.25/+0.40 | 330 | -0/+5.0 |
| 11.0 | +0.25/+0.50 | 330 | -0/+5.0 |
| 12.0 | +0.25/+0.50 | 330 | -0/+5.0 |
| 13.0 | +0.25/+0.50 | 330 | -0/+5.0 |
| 14.0 | +0.25/+0.50 | 330 | -0/+5.0 |
| 15.0 | +0.30/+0.60 | 330 | -0/+5.0 |
| 16.0 | +0.30/+0.60 | 330 | -0/+5.0 |
| 17.0 | +0.30/+0.60 | 330 | -0/+5.0 |
| 18.0 | +0.30/+0.60 | 330 | -0/+5.0 |
| 19.0 | +0.30/+0.60 | 330 | -0/+5.0 |
| 20.0 | +0.30/+0.60 | 330 | -0/+5.0 |
| 21.0 | +0.30/+0.80 | 330 | -0/+5.0 |
| 22.0 | +0.30/+0.80 | 330 | -0/+5.0 |
| 23.0 | +0.30/+0.80 | 330 | -0/+5.0 |
| 24.0 | +0.30/+0.80 | 330 | -0/+5.0 |
| 25.0 | +0.30/+0.80 | 330 | -0/+5.0 |
| 26.0 | +0.30/+0.80 | 330 | -0/+5.0 |
| 27.0 | +0.30/+0.80 | 330 | -0/+5.0 |
| 28.0 | +0.30/+0.80 | 330 | -0/+5.0 |
| 29.0 | +0.30/+0.80 | 330 | -0/+5.0 |
| 30.0 | +0.30/+0.80 | 330 | -0/+5.0 |
| 1/8 | +0.012/+0.02 | 13 | +0/+0.197 |
| 3/16 | +0.012/+0.02 | 13 | +0/+0.197 |
| 1/4 | +0.012/+0.024 | 13 | +0/+0.197 |
| 5/16 | +0.012/+0.024 | 13 | +0/+0.197 |
| 3/8 | +0.012/+0.024 | 13 | +0/+0.197 |
| 7/16 | +0.012/+0.024 | 13 | +0/+0.197 |
| 1/2 | +0.012/+0.028 | 13 | +0/+0.197 |
| 9/16 | +0.012/+0.028 | 13 | +0/+0.197 |
| 5/8 | +0.012/+0.028 | 13 | +0/+0.197 |
| 3/4 | +0.012/+0.031 | 13 | +0/+0.197 |
| 7/8 | +0.012/+0.031 | 13 | +0/+0.197 |
| 1 | +0.012/+0.031 | 13 | +0/+0.197 |
| 1-1/4 | +0.012/+0.031 | 13 | +0/+0.197 |
Remarque : Des ébauches de tige de D ≤50 mm, L≤700 mm peuvent être fournies selon les demandes du client.
| Norme de précision des tiges de terre | ||||||||
| Diamètre (mm) | Longueur (mm) | Chanfrein (mm) | ||||||
| Diamètre | h5 | h6 | Diamètre | Taille C | Tolérance | Angle | ||
| 1,0≤D<3,0 | +0 / -0.004 | +0 / -0.006 | 0 / +0.5 | 1.0-4.0 | 0.4 | ±0,1 | 45 ±3° | |
| 3,0≤D<6,0 | +0 / -0.005 | +0 / -0.008 | 0 / +0.5 | 5.0-6.0 | 0.5 | ±0,1 | 45 ±3° | |
| 6,0≤D<10,0 | +0 / -0.006 | +0 / -0.009 | 0 / +0.5 | 7.0-10.0 | 0.6 | ±0,1 | 45 ±3° | |
| 10,0≤D<18,0 | +0 / -0.008 | +0 / -0.011 | 0 / +0.5 | 11.0-19.0 | 0.8 | ±0,1 | 45 ±3° | |
| 18,0≤D<30,0 | +0 / -0.009 | +0 / -0.013 | 0 / +0.5 | ≥20,0 | 1 | ±0,1 | 45 ±3° | |
| Faux-rond (mm) | ||||||||
|
L≤60 | 60<L≤80 | 80<L≤100 | 100<L≤120 | 120<L≤150 | 150<L≤200 | 200<L≤330 | |
| 3,0≤D<4,0 | 0.002 | 0.005 | 0.01 | 0.01 | 0.02 | 0.02 | 0.05 | |
| 4,0≤D<6,0 | 0.002 | 0.002 | 0.003 | 0.008 | 0.01 | 0.01 | 0.05 | |
| 6,0≤D<8,0 | 0.003 | 0.003 | 0.003 | 0.003 | 0.01 | 0.01 | 0.05 | |
| 8,0≤D<10,0 | 0.003 | 0.003 | 0.003 | 0.003 | 0.005 | 0.01 | 0.05 | |
| 10,0≤D<16,0 | 0.003 | 0.003 | 0.003 | 0.003 | 0.003 | 0.005 | 0.03 | |
| 16,0≤D<50,0 | 0.003 | 0.003 | 0.003 | 0.003 | 0.003 | 0.003 | 0.02 | |
| Rugosité Ra 0,04 μm - Ra 0,07 μm | ||||||||






