W70 W75 W80 W85 tungsten copper rod high conductive tungsten copper alloy flat bar/strip /sheet

W75Cu25 W60Cu40 W80Cu20 Tungsten copper rod bar strip ring roll roller die alloy, used for transistors sealing welder, contactor material for highvoltage switches and electrodes for sparking etc.

W75Cu25 W60Cu40 W80Cu20 Tungsten copper rod bar strip ring roll roller die alloy, used for transistors sealing welder, contactor material for highvoltage switches and electrodes for sparking etc.

W75Cu25 W60Cu40 W80Cu20 Tungsten copper rod bar strip ring roll roller die alloy, used for transistors sealing welder, contactor material for highvoltage switches and electrodes for sparking etc.

ແຜ່ນທອງແດງ tungsten ໂລຫະປະສົມ tungsten ແຜ່ນທອງແດງ

W75Cu25 Tungsten copper rod bar strip alloy ຂັດດິນ