
■MostsuitableforforgingsfromS48CtoS55C
| Coating | <2D | andthermalrefinedmaterials(25to35HRC) | ||
| ■LonglifeisachievedbytheadoptionofHSS | ||||
| materialandspecialcoatingforwearresistance. | ||||
| Recommended Tapping Speeds depending on Materials |
| High carbon steels | Alloy steels | Thermal refined steels | |
| 10高炭素鋼20 | 10合金鋼20 | 10調質鋼20 | |
| (m/min) | (m/min) | ( m/ min) |
25〜35HRC TYPE:1 TYPE:2
Segment:1D
| Size | Class | Code | Chamfer | L (mm) | ℓ (mm) | ℓn (mm) | ℓs (mm) | Ds (mm) | K (mm) | ℓk (mm) | No.�of flutes | TYPE |
| F�� | or�Metri� | �c�Threa | ��ds | l | ||||||||
| M8×1.25 | ISO2X | SD8.0NBOCLJ | 2.5P | 90 | 19 | 35 | 47 | 8 | 6.2 | 9 | 3 | 1 |
| M10×1.5 | ISO2X | SD010OBOCLJ | 2.5P | 100 | 23 | 39 | 52.5 | 10 | 8 | 11 | 3 | 1 |
| M10×1.25 | ISO2X | SM010NBOCLJ | 2.5P | 100 | 23 | - | 51 | 7 | 5.5 | 8 | 3 | 2 |
| M10×1 | ISO2X | SM010MBOCLJ | 2.5P | 90 | 19 | - | 46 | 7 | 5.5 | 8 | 3 | 2 |
| M12×1.75 | ISO2X | SG012PBOCLJ | 2.5P | 110 | 26 | - | 56 | 9 | 7 | 10 | 4 | 2 |
| M12×1.5 | ISO2X | SM012OBOCLJ | 2.5P | 100 | 21 | - | 51 | 9 | 7 | 10 | 4 | 2 |
| M12×1.25 | ISO2X | SM012NBOCLJ | 2.5P | 100 | 21 | - | 51 | 9 | 7 | 10 | 4 | 2 |
| M14×2 | ISO2X | SG014QBOCLJ | 2.5P | 110 | 26 | - | 56 | 11 | 9 | 12 | 4 | 2 |
| M14×1.5 | ISO2X | SM014OBOCLJ | 2.5P | 100 | 21 | - | 51 | 11 | 9 | 12 | 4 | 2 |
| M16×2 | ISO2X | SG016QBOCLJ | 2.5P | 110 | 26 | - | 56 | 12 | 9 | 12 | 4 | 2 |
| M16×1.5 | ISO2X | SM016OBOCLJ | 2.5P | 100 | 21 | - | 51 | 12 | 9 | 12 | 4 | 2 |