... reinforced by Kevlar string by a structure of kintting(inch).The performance of product meets the qequirements of SAEJ20,TL-52361,ISO4081,ES- ... .The pipe can be connected to a frame as per the drawing requirement of designers and clients,avoiding the water leakage ... by poor connection,The material is imported EPDM having advantage of anti-aging,heat resistance ,cold resistance and good flexibility ...