supply of hose rubber for welding / cutting red for fuel gas having nominal bore 8mm dia and length 15 meter s with braided textile reinforcement made of natural or synthetic fibers designed for working pressure up t o 1.25 mpa (12.75 kgf/sq.cm) and bursting pressure up to 5.0 mpa (51 kgf/sq.cm) confirming to is: 447/1988 (ra 2018) with ame ndment no. 1 or latest. the hose shall be indelibly marked with manufacturers trade mark, hose denomination a nd month & year of manufacture. the product shall be supplied along with routine test certificate (tested aft er the manufacturing date), irrespective of the type test certificate, complying with all the requirements of i s 447:1988 reaffirmed 2018 or latest issued by a reputed institute or test house accredited by nabl certification / nabl accredited government test house [ warranty period: 30 months after the date of delivery ] amm/gsd/ed, sr tamil nadu 124.00 numbers