Complaint
TZM Molydenum alloy Plug for seamless steel pipes
Molybdenum Piercing Mandrels are used for piercing seamless tubes of stainless, alloy steel and high-temperature alloy, etc
Density >9.8g/cm3 ( molybdenum alloy one, density>9.3g/cm3)
Table of Chemical composition (%), Table 1
Types and size range see Table 2
Table 1
| Elements | Content (%) | |
| Mo | See Note | |
| Ti | 1.0 ˜ 2.0 | |
| Zr | 0.1 ˜ 2.0 | |
| C | 0.1 ˜ 0.5 | |
| Chemical elements / not more than | Fe | 0.0060 |
| Ni | 0.0030 | |
| Al | 0.0020 | |
| Si | 0.0030 | |
| Ca | 0.0020 | |
| Mg | 0.0020 | |
| P | 0.0010 | |
Table 2
| Diameter | Tolerance of diameter | Length | Tolerance of length | Semifinished type |
| 20-40mm | 0 to +2mm | 60-80mm | 0 to +3mm | A type |
| 45-55mm | 0 to +2mm | 80-110mm | 0 to +3mm | A type |
| 60-80mm | 0 to +3mm | 160-200mm | 0 to +4mm | B type |
| 85-100mm | 0 to +4mm | 180-260mm | 0 to +5mm | B type |
| 110-150mm | 0 to +5mm | 200-300mm | 0 to +6mm | B type |
| 160-250mm | 0 to +6mm | 280-350mm | 0 to +8mm | B type |
