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tungsten alloy shots for shotgun shell
Selling leads
... (abbreviation 3H alloy), good ductility, electrical conductivity, thermal conductivity and other comprehensive properties.Subsequently, it has ...
2024-12-09 17:05:03
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... hardness (3H alloy for short), good ductility, conductivity, thermal conductivity and other comprehensive properties. Then it is widely used in ...
2024-12-09 13:48:40
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