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CD Weld Studs

Capacitor Discharge (CD) Weld Studs are available in many different sizes, from a base diameter of a #2 stud up to 3/8", and from a length of 1/4" up to 3". Standard material for CD Studs are: Low Carbon Copper Flashed Steel, Stainless Steel, Aluminum Alloy, and Brass. External threads adhere to the UNC-2A standard prior to plating and internal threads adhere to the UNC-2B standard prior to plating, Metric and other thread sizes are available.

Backed by a diverse inventory, our team of stud welding specialists is committed to facilitating your stud welding projects. Connect with us to delve into specialized welding solutions, overcome potential challenges, or simply request a personalized quote.

 

See the CD Stud Welding Process in Detail

Learn how Capacitor Discharge (CD) welding uses a rapid energy burst and spring-loaded pressure to create clean, high-strength welds on thin-gauge and aesthetic applications—with minimal heat input and backside marking. Our step-by-step guide includes diagrams, setup tips, and best practices.

Explore the Capacitor Discharge Welding Process →

CD Load Strengths

STUD MATERIAL STUD SIZE MAXIMUM FASTENING TORQUE (IN-LBS) ULTIMATE TENSILE STRENGTH (LBS) MAXIMUM SHEAR STRENGTH (LBS)
Low Carbon, Copper-Flashed Steel 6-32 6 500 375
8-32 12 765 575
10-24 14 960 720
1/4-20 43 1750 1300
5/16-18 72 2900 2200
3/8-16 106 4300 3250
Stainless Steel 6-32 10 790 590
8-32 20 1260 940
10-24 23 1530 1150
1/4-20 75 2880 2160
5/16-18 126 3750 5350
3/8-16 186 4850 7150
Aluminum Alloy 1100 6-32 3 200 125
8-32 5 295 185
10-24 7 380 235
1/4-20 22 670 415
5/16-18 36 1125 695
Aluminum Alloy 6061 6-32 7 350 160
8-32 13 560 229
10-24 19 670 310
1/4-20 40 1240 679
5/16-18 71 2025 1210
Brass 70-30 (260) 6-32 8 600 390
8-32 16 860 560
10-24 19 1040 680
1/4-20 61 1950 1275
5/16-18 102 3280 2140

Manufacturer's Range of Weld Studs for Capacitor Discharge Welding

Southern Stud Weld manufactures a diverse array of weld studs to meet your welding requirements. Our selection encompasses various styles and sizes, ranging from a base diameter of a #2 stud to 3/8”, with lengths of 1/4” to 3”. Available materials include low-carbon copper flashed steel, stainless steel, aluminum alloy, and brass ensuring compatibility with a wide range of applications. Precision weld stud threads adhere to UNC-2A standards for external threading and UNC-2B standards for internal threading before plating. Our inventory of weld studs includes: Studs used for industrial welding operations in applications demand durability and precision. Southern Stud Weld provides a variety of weld studs to meet the needs of your applications and equipment. Industrial applications that benefit from high-quality, reliable weld studs include structural fabrications, reverse channel letter supports, neon tube supports, and more.

Choose Southern Stud Weld for Precision Capacitor Discharge Stud Welding

Proud to offer decades of experience, technical expertise, and product knowledge to find welding solutions that meet your requirements, Southern Stud Weld is your trusted source for quality stud welding products. Our extensive inventory is backed by our team of experts, here to assist in your industrial welding projects. Contact us with any questions, to discuss specialized welding solutions, or request a quote today. 
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