1.Flexible gas hose with raw material AISI304/ AISI316L 2.Compliance to BS EN 15266:2007 3.50 years' Long service life Specifications:1) Size: 1"2) PN: <0.5Mpa3) Pipe ripple: annular wave4) Wave distance: 6mm5) Inner Diameter: 25mm Outer Diameter: 32mm, with yellow jacket:33mm6) Wall Thickness l: 0.25mm7) Pipe material: AISI304 or AISI316L8) Bend times: 109) Length: 20 m/roll ,30m/roll,50m/roll ...