API Spec 16C Flexible line connection in the choke manifold and kill manifold system. TEMPERATURE: -20~+121 (Grade B+U) TUBE:Nitrile rubber, resistant to oil, abrasion, acid & alkali. REINFORCEMENT:2-8 layers of single high strength steel wire spiral. COVER:Neoprene, resistant to oil, abrasion and low temperature, weather proof and anti-aging. ARMORE: Stainless steel armore. CONNECTION:Welded or integral union, flange or clamp connection form. Special type can be available upon customers' request. OPTIONAL:Accessories such as safety chain or clamp and hose lift eye & collar clamp are available. How to contact with us: