tender for supply, installation & commissioning of devices, equipments, instrument, machineries, tools etc. for metallurgical engineering laboratories at purulia polytechnic, purulia-1 abrasive cutting machine complete with motor starter and adjustable vice, complete with all accessories 2 argon cylinder 3 afs sand strength testing machine complete with acessories 4 belt grinder 5 brinell hardness number ( bhn ) testing machine 6 charpy & izod impact testing machine 7 color diagram 8 co2 cylinder 9 digital calliper ( metric standard ) 10 dye penetrant indicator 11 heavy vice 12 jominy end quench test machine 13 metallurgical microscope 14 methanol, nitric acid 15 metallurgical polishing abrasive powders 16 magnetic crack detector 17 muffle furnace 18 model of crystal structure ( bcc, fcc, hcp ) 19 polishing machine 20 polishing papers 21 rockwell cum brinell hardness testers 22 salt bath furnace for heat treatment 23 sand muller 24 sand sieve analysis machine 25 spot welding machine 26 standard steel sample 27 tig welding machine 28 vickers hardness number” ( vhn ) testing machine 29 vickers cum brinell hardness testers 30 wooden laboratory working table