... :2000, DOT certificate Double layer nylon tube reinforced tube :1).Material: PA, Nylon ,Polyamide2).Size: O.D.× I ... length (m)4×2125,50,100,2005×31 6×41 8×61 10×81 10×7.51 ... etc.3). Working temperature: -40~+120°C, Explosion pressure:1.5-15MPa4). Certificate: TS16949:2009, ISO9001:2000 , DOT ... resistant to high pressure,corrosion resistance,safe and reliable.6).Application: Fluid air,water, oil. Air brake ...