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  1. engsup

    Nitrile degradation

    I have nitrile lined braided stainless steel hoses for an indoor compressed air system. The compressed air is at 40 deg C, and 8 bar. Design pressure for the hoses is 95 bar. The nitrile lining has suffered severe throughwall circumferential cracking in this environment in only 30 months. Is...
  2. engsup

    Convoluted stainless steel flexible hose

    Hi I have a component on my turbine plant that has many high (80 bar) and low (1 bar) pressure oil hoses manufactured out of convoluted stainless steel flexible hose (304L and/or 316L). The wall thickness of the hose is about 0,4mm and it is contained within a braided stainless steel sleeve...
  3. engsup

    Nitrile degradation

    Hi. I have a system on the plant that uses compressed air at 8bar and 40 deg C. The air hose is a nitrile rubber lined braided steel hose. The rubber lining suffered extensive circumferential cracking in only 30 months. Is it reasonable to expect such rapid degradation in such an environment...
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