特级做a爱片毛片免费看_变态 另类 国产 亚洲_中文字幕乱码视频中文字幕14_中文亚洲少妇自拍_无码国产天天一区在线观看_美女在线777在线_美女做爰高潮免费视频_伊人久久久A∨老熟妇色_韩国电影办公室3免费完整版_自拍偷亚洲精品重口

HA190 tungsten alloy rod is made by liquid phase sintering to give a structure consisting of almost pure tungsten particles in a…

HA180C tungsten alloy rod has excellent radiation resistance, electric and thermal conductivities and corrosion resistance characters with high density and good mechanical…

HA170C tungsten alloy rod is suitable for high-temperature environments and applications such as bearing assembly, ballast, casting, step soldering, and radiation shielding.…

HA185 tungsten alloy rod has good machinability and high modulus of elasticity. Its ingredient is 97% tungsten、3% nickel and iron. It begins…

HA180 tungsten alloy rod has many special properties such as high density, high melting point, wear resistance, high tensile strength, good elongation…

HA175 tungsten alloy rod is suitable for high-temperature environments and applications such as bearing assembly, ballast, casting, step soldering, and radiation shielding.…

HA170 tungsten alloy rod has excellent radiation resistance, electric and thermal conductivities and corrosion resistance characters with high density and good mechanical…

98W-1Ni-1Fe tungsten alloy rod is manufactured using Chinatungsten Online’ strict quality measures, guaranteeing a consistent, reliable material. Its ingredient is 98% tungsten、1%…

93W-4.9Ni-2.1Fe tungsten alloy rod is manufactured using Chinatungsten Online’ strict quality measures, guaranteeing a consistent, reliable material. Its ingredient is 93% tungsten、4.9%…

92.5W-5Ni-2.5Fe tungsten alloy rod is manufactured using Chinatungsten Online’ strict quality measures, guaranteeing a consistent, reliable material. Its ingredient is 92.5% tungsten、5%…