... hole, cavity 3. weld two plate together SZ-1200 stainless steel plate cold welding machine, injection mould cold welding machineApplications ... parts, tools: like all kinds of gears, rodents, machine tools.3. Soldering thin stainless steel plate, such as ... stainless steel2. Welding process ( holes,)3. Two steel part weld together stainless steel plate cold welding machine, weld two plates together