chinese裸体男野外gay,亚洲成色WWW成人网站,欧美va天堂va视频va在线,公交车上掀起JK裙子挺进去

20×100×100mm Tungsten Copper Block

20×100×100mm tungsten copper block has the characteristics of small thermal expansion coefficient, high temperature non-softening, high density, high hardness and high strength. It can be widely used in electrical materials (divided into electrical contact materials and electrical processing materials), instantaneous high temperature materials and military armor materials.

More details of tungsten copper block please visit ?http://www.tungsten-copper.com/tungsten-copper-plate.html

20×100×100mm Tungsten Copper Block Picture

20×100×100mm Tungsten Copper Block Picture

20×100×100mm tungsten copper block can be widely used in high temperature materials, electrical alloys for high voltage switch, electromachining electrodes, microelectronic materials, as components and components widely used in aerospace, aviation, electronics, power, metallurgy, machinery and other industries.

Comments are closed.

Address: 3F, No.25-1 WH Rd., Xiamen Software Park Ⅱ, FJ 361008,China Copyright ? 1997 - 2025 CTIA All Rights Reserved
Phone:+86-592-5129696,+86-592-5129595;    Email: sales@chinatungsten.com
舊版