1: argon arc welding machine, 160 can be, cheap four or five hundred dollars, also very good.
2: argon gas bottle, five hundred or so.
3: argon reducer, also known as argon meter, about 60 yuan.
4: argon arc welding cap, 15-100 yuan range.
5: profile cutter, about 300 yuan.
6: grinding machine, used to deal with the weld after welding, grinding, polishing, 150 yuan can be.
Optional equipment:
1: drilling machine, do security windows can be used to make holes, the price of eight or nine hundred dollars will be enough.
2: hand drill, used to make holes, 60-90 dollars on the line.
3: electric hammer, used to install security windows in the wall holes, about 300 yuan
4: bender, generally not much to use, can be outside the processing, there is no need not to buy, manual three or four hundred, electric two or three thousand.
5: beveling machine, round tube to round tube breach processing, processing stair handrails, guardrails are used. Price of 500 yuan or so.
Other tools:
Wrench, pliers, screwdrivers and so on a mass of 50 yuan enough.
Other consumables: welding wire, abrasive pads, polishing wheels, polishing wax, etc. can be bought at any time ready to use, 50 yuan can be.
I think that's it, material - cutting - grinder deburring - welding - grinding - polishing - finished .
Ask me again if you don't understand.