... ~121°C(3) Structure:* Tube (lining): Principally compounded rubber, featuring oil-resistant, abrasion-resistant, acid& alkali resistant.* ... customers specific requirement(5) Specification: Grade A , Grade B, Grade C, Grade D, Grade ... EGrade A I.Din. mmO.Dmm W.PMPa (psi ... Chinese leading Manufacturers and Suppliers of the special rubber hose. We are the main supplier for CNPC ...