国产精品一二三-特一级黄色片-日本熟女毛茸茸-这里有精品视频-国产在线xxx-欧美手机看片-久久911-性xxxx欧美-韩国19禁床戏大尺度片-亚洲精品av在线播放-亚洲欧美中文日韩在线观看

Precision instruments and semi-conductor pipes.

Main steel grades

The product size ranges from 1/4 "(6.35mm) to 100A (114.3mm), and the inner surface roughness can reach Ra≤0.2-0.4um, which can meet the needs of the highly diffused semiconductor & LCD equipment and the health industry in the Chinese market. The demand for pipes in the industry of high-precision equipment makes up for the current situation that most of the cleaning pipes rely on imports.

Contact Us

Main standard

Specification size

Application area