TS16949:2009, ISO9001:2000, DOT certificate Double layer nylon tube reinforced tube :1).Material: PA, Nylon ,Polyamide2).Size: O.D.× I.D. (mm)Wall thickness (mm ... ,50,100,2005×31 6×41 8×61 10×81 10×7.51.25 10×71.5 12×91.5 14×111 ... -resistant,resistant to high pressure,corrosion resistance,safe and reliable.6).Application: Fluid air,water, oil. Air brake systems Fuel lines ...