Executive Standard: GB/T 3683-2011、ISO 1436:2009、SAE J517 Tube: Oil resistant synthetic rubber Reinforcement:2 layer high tensile steel wire braid Cover: Black smooth or black corrugate, oil,weather and abrasion resistant synthetic rubber Temperature Range: -40℃ ~+100℃(-40 ℉ ~+212 ℉) Application: Transmit petroleum base hydraulic fluids or water base hydraulic fluids