Screw joint for steel pipe
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Article
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2009
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Elsevier Science
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English
โ 345 KB
A hydrogenated nitrile material for lip seal applications is described. It has a bound acrylonitrile of 40-48 wt% and an iodine value greater than 10%. The carbon black has a particle diameter of 60-100 nm and a white carbon with a specific surface area of 55 m 2 /g or less is used. The mixture incl