蜜臀av亚洲一区中文字幕_成人福利视频在线看_制服丝袜在线91_亚洲一区二三区_日韩精品中文字幕一区_日韩不卡一区二区_色香蕉久久蜜桃_欧美日韩亚州综合_日韩一区二区电影_国产精品视频在线看_国产精品欧美一区喷水_亚洲午夜久久久久久久久电影网 _91在线精品一区二区三区_国产精品免费视频网站_久久综合综合久久综合_91久久精品日日躁夜夜躁欧美

       1968 McDonnell Aircraft developed the technology to 360 degree radial swage compression tube coupling for F- 4 Fighter jets.They licensed DMC of California to manufacture the fitting.In 1978 DMC patent system called PYPLOK DMC entered into Petrochemical and other industrial markets. There was an ownership change in 2004.DMC’s new management decided to focus on their core aerospace and power business so they offered the PYPLOK line to Tube-Mac.In January 2007 the sale was completed.                Tube-Mac took over the marketing, design and          manufacture of The PYPLOK

Viton O-rings  -65°F to 400°F (-54°C to 205°C)