Customization: | Available |
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Application: | Industrial |
Standard: | GB, DIN, ASTM |
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High density molybdenum piercing plugs
The molybdenum ( TZM ) piercing mandrel is a critical component used for piercing seamless tubes of stainless, alloy steel and high-temperature alloy, etc. It is typically made of a molybdenum alloy (TZM alloy), which has excellent high-temperature strength and oxidation resistance. The high-temperature stability and corrosion resistance of molybdenum (TZM) piercing mandrels make them an essential component in the making seamless tubes process.
Specification
Product name | Molybdenum piercing mandrel, molybdenum plugs |
Name of material | TZM, see table 1 |
Density | >=9.35g/cm3 |
Sizes | Dia20-300mm * Length ( customizing as the drawing ), see table 2 |
Surface | Sintering, finished surface |
Character | High temperature strength, good oxidation resistance, long life service |
Application | Used for piercing seamless tubes of stainless, alloy steel and high-temperature alloy, etc. |
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 |