Carbon Steel 0.8mm hot-dip galvanized sheet spot welding sample 1+1mm carbon steel plate welding sample 1mm carbon steel plate + M6 welding sample with positioning ring nut 1mm carbon steel plate + round nut ring projection welding sample 1mm low carbon steel + M5 stud spot projection welding sample 2mm carbon steel + M10 nut welding sample 12+8mm stainless steel ring projection welding sample Anti-seismic bracket spot welding machine sample Automotive power board multi-spot welding sample Bearing retaining bracket spot welding sample Brass spot welding samples Cabinet Iron Tee Projection Welding Sample Carbon steel saw blade multi-point projection welding sample Carbon steel stud projection welding sample Chain link plate ring projection welding sample Chain link plate spot welding sample Chainsaw rail spot welding sample Condenser spot welding samples Door panel nut projection welding sample Fangtong spot welding sample Filter copper mesh spot welding sample Galvanized pallet spot welding sample Galvanized sheet cabinet door spot welding sample Galvanized sheet express cabinet door panel stiffener spot welding sample Gas meter switch box stud ring projection welding sample Heat sink spot welding sample Hoop bolt projection welding sample Iron filter screen multi-point soldering sample Magnesium-aluminum-zinc plate anti-seismic support spot welding sample Motor shell spot welding sample Multi-point projection welding sample of galvanized sheet for air conditioner accessories Multi-spot welding sample of cutting machine table top connection piece Projection welding sample of filter screw plate Reinforcing plate spot welding sample Rib spot projection welding sample Round steel bracket spot welding sample Saw blade bump welding sample Screw cap sealing ring projection welding sample Shaft ring projection welding sample Spot welding sample of battery hoop Spot welding sample of galvanized sheet stiffener Spot welding sample of silicon steel sheet Spot welding samples of wind turbine slots Steel door frame spot welding samples Supermarket wire mesh spot welding samples Timing belt powder metallurgy bump welding samples Tweezers spot welding samples Welding samples of table and chair side panels