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Among those professional CD weld pins manufacturers and suppliers in China, China Melparts Precision Manufacturing Ltd is waiting for you to wholesale its low price capacitor discharge weld pins, cd spot welding pins made in China from its factory.

The CD weld pin is a capacitor discharge weld insulation fastener, these insulation weld pins work with a stud welding machine, weld the pins on the sheet metal, then put the insulation through the weld pins, press a self locking washer onto the pin, bend over or clip off the pin to finish fastening insulation installation.
Material
Low carbon steel, Aluminum, Stainless steel
Plating
Galvanized coating or cooper plating for low carbon steel
No Plating for Aluminum or stainless steel
Self-locking washer
Available in all kinds of shapes, sizes and materials
Size
Pin diameter: 10GA( 3.4mm),  3mm, 12GA( 2.7mm)  14GA(2.0mm)
Length
3/4" 1" 1-1/2" 2" 2-1/2" 3" 3-1/2" 4" 4-1/2" 5" 5-1/2" 6" 6-1/2" 7" etc
Application
1: weld pins in place
2: install insulation on pins
3: press washers on pins
4: bend over the pin or clip off the pins