pressure-tesing high-pressure resistant applied to pressure-testing equipments This product is oil resistant and anti-acid-base, ... -resistant ,acid and alkai resistant,high pressure resistantAdaptable scope : pressure-testing hoses of most kinds of equipmentsSPECIFICATIONSINNER DIAMERER(mm)WORKING PRESSURE ... XPU-2(1\12)2 64 30 5 160 pressure-testing hoses