... , shock proof box and soft joint. It is a pipe joint of high-flexibility, high-gas tightness ... heating, fireproof, ship, water pump, power and compressor, etc. It can reduce noise passed through structure ... it is the ideal for compensating expansion and contraction.The quality of our products is better ... reach -30 °C ~ 250 °CApplicablen MediaAir,compressed air,water, seawater, hotwater, acid, alkali and so ...