ISO/ TS16949 Name: auto rubber radiator tube Material:EPDM,CR,MVQ,FPM,NR Durometer: 50A-70A ... U.S.A and JIS of Japan Name: auto rubber radiator tube , auto air hose Material : CR, EPDM, NBR,SBR, FPM ... produce & design aaccording to detailed drawings or samples auto rubber radiator tube, auto air hose