bids are invited for 500a dc tig welding machine strings 500a dc tig welding machine used in welding electrode - solid wire for tig welding ( beml) -as per c4012 beml welding electrode, binding punch machine, tungsten inert gas (tig) welding equipment as per is 9604:1994, diesel driven welding generator, single operator ac and dc arc welding transformers gtaw welding machine as per is 6008, brush for road sweeper machine, portable welding machine (v2), gmaw welding machine with accessories, portable single operated rectifier type dc arc welding set suitable for manual arc welding process as per is 4559, resistance welding equipment rocker arm spot welding machine as per is 4804 relevant tungsten inert gas (tig) welding equipment as per is 9604:1994 total quantity : 2