Tender For supply of blow pipe for welding and cutting as per is 7653 (v2) (q3) , gas cutting nozzles (q3) , electrode holder as per is 2641 (q3) , acetylene pressure regulator as per is 6901 (q3) , flash back arrestor (q3) , welder gloves or gauntlets as per is 2573 (q3) , welding helmet as per is 5983 (q3)