? application:
used f transmission of fire resistance hydraulic oil, used with riser tensioner on deepwater semi-submersible drilling platfm to compensate the drift stroke of the drill pipe.
? stard: api spec 7k / api spec 17k/ gb/t31065
? api monogram no.: 7k-0458/ 17k-0008
? hose structure:
tube: stainless steel carcass + nbr hnbr rubber based liner sealing layer, oil resistance, crosion resistance, high temperature resistance, gas permeation resistance(hnbr)
breaker layers external protection layers: high tension textile fabric layers
maj reinfcement f withsting pressure: high strength steel cable
fire proof layers: fiber glass layers underneath cover rubber.
cover: neoprene rubber based cover, fire-proof, wear resistance, oil resistance, ozone/ageing resistance, uv resistance, which is applicable f challenging marine environment.
? fire resistance accding to stard api spec 16c, at 704℃ ×30min
? different option of external protection layer are available as request,， by our recommendation accding to specific operation condition, f example stainless steel outer wrap arm, embedded stainless steel wire in cover, polyethylene spiral guard, etc.
? wking temperature: class i, -25 to +82 ℃
? flexibility specification level: fsl1
? maximum length: 60m
? length tolerance: 6.4m ± 64 mm below, ± 1％ of hose with a length of greater than 6.4m
? measuring basis of minimum bending radius is the center line of each hose
