Hose Rubber for welding and cutting Red [ Hose Rubber for welding and cutting Red For Acetylene Nominal Bore 8 MM X l5 MTRS. Length with reinforcement of Natural or synthetic Fibres Designed for a working pressure up to 1. 25 MPA, Burst Pressure to 5. 0 MPA ( Min ) to IS: 447/ 1988 with Amendment No. 1 ( Reaffirmed 2003 ) And the Hose shall be indelibly Marked with Manufacturers Trade Mark, Hose Denomination and Month & year of Manufacture. spec: IS 447/ 1988 with Amendment No. 1 ( Reaffirmed 2003 ) ]