Home Applaince Hardware 1.2mm galvanized sheet spot welding sample 1.5 + 2mm stainless steel spot welding sample 1.5mm iron plate spot welding sample 4 + 4mm carbon steel plate spot welding sample Air conditioner sa gawas nga yunit ubos sa plato hanger projection welding sample Microwave oven liner multi-point projection welding sample Microwave oven shell multi-point projection welding sample Microwave oven shell multi-spot welding sample Spot welding sample sa reinforcement rib sa air conditioner bottom plate Stainless steel explosion-proof cabinet M50 nut ring projection welding sample