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Bolzenschweißtechnik bsk + BTV GmbH
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CD coarse-thread stud with sawtooth profile on a metal surface
STUD WELDING ELEMENTS – CAPACITOR DISCHARGE

Coarse-thread studs
CD

Sawtooth studs with ignition tip
Coarse-thread studs with flange and ignition tip for capacitor discharge stud welding. For manual and automated welding processes.
Ø 5 mm | 9–25 mm | Steel 4.8 | Stainless steel on request
CD coarse-thread studs

COARSE PROFILE.
DEFINED CONNECTION.

 
CD coarse-thread studs are also known as sawtooth studs. The flange and ignition tip form the welding end; the coarse thread remains as the fastening profile. The choice of length and material depends on your component and intended assembly.

More about applications →

CD coarse-thread stud on a control cabinet sheet
Type CD coarse-thread studs
Profile Sawtooth thread
Welding process Capacitor discharge stud welding
Diameter d₁ 5 mm
Lengths l₁ 9 / 14.2 / 18 / 25 mm
Material Steel 4.8; stainless steel on request
CD coarse-thread stud with flange and ignition tip
PRODUCT DESCRIPTION

CD coarse-thread studs

The CD stud combines a coarse sawtooth profile with a flange and ignition tip for capacitor discharge welding.

The manufacturer’s dimensional sheet lists diameter d₁ = 5 mm in four lengths. The standard material is steel 4.8; stainless steel is available on request.

View dimensions and materials →

DIMENSIONS

CD coarse-thread studs
Dimensions

CD dimensions · extract from the manufacturer’s dimensional sheet
d₁ l₁ +0.6 d₂ ±0.2 d₄ ±0.08 h₁ Article number
5 9,0 6,0 0,75 0,7–1,4 11-005-S009
5 14,2 6,0 0,75 0,7–1,4 11-005-S014
5 18,0 6,0 0,75 0,7–1,4 11-005-S018
5 25,0 6,0 0,75 0,7–1,4 11-005-S025

Dimensions in mm. Angle α = 174° ±2°. See the manufacturer’s dimensional sheet for further dimensions.

Material selection
Steel 4.8
Stainless steel On request

Order enquiry

Please specify type CD, length, material and quantity. Alternatively, provide the article number from the table.

The drawing shows the stud before and after welding. Design is governed by the manufacturer’s dimensional sheet and the agreed version.

Download CD dimensional sheet (German) →

APPLICATIONS

Applications for
CD coarse-thread studs

The following industries use welding elements for capacitor discharge welding. We determine whether the CD coarse-thread stud suits your joint based on the component, material and assembly.
Control cabinet & enclosure manufacturing
01

Control cabinet & enclosure manufacturing

General sheet metal fabrication
02

General sheet metal fabrication

Electrical engineering & electronics
03

Electrical engineering & electronics

Equipment manufacturing
04

Equipment manufacturing

Facade & metal construction
05

Facade & metal construction

Medical & laboratory technology
06

Medical & laboratory technology

Welded CD coarse-thread stud with a flat weld collar
PROCESSING

CD coarse-thread studs
reliable processing

The CD stud’s ignition tip initiates the welding process and melts during it. The stud and sheet are joined at the contact point. Reproducible results require the material, sheet surface, stud holder and welding parameters to be matched. We help you select suitable welding equipment.
 

More about the process →

Solution Finder

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SUITABLE EQUIPMENT

Equipment for
CD coarse-thread studs

CDP-99M capacitor discharge stud welder

CDP-99M

Capacitor discharge unit for tip ignition

Learn more →

CONTACT-M stud welding gun for capacitor discharge welding

CONTACT-M

Contact method for capacitor discharge welding

Technical documentation →

Automation – CNC system

Automation & CNC

For automated applications

Learn more →

FAQ

Questions about
CD coarse-thread studs

What is a CD coarse-thread stud?

A welding element with a coarse sawtooth profile, flange and ignition tip for capacitor discharge welding.

Which dimensions are available?

The manufacturer’s dimensional sheet lists d₁ = 5 mm and lengths l₁ = 9.0 / 14.2 / 18.0 / 25.0 mm.

Which materials are offered?

Steel 4.8 is listed in the dimensional sheet. Stainless steel is available on request.

What is the function of the ignition tip?

It initiates the welding process and melts during it. The joint forms at the contact surface between the stud and sheet.

Which welding equipment is suitable for CD?

The product source lists CDP-99M and CONTACT-M as well as the RAPIDOR QF automatic welding head as examples. The specific equipment is selected to suit the application.

Is CD suitable for manual and automatic processes?

The product source shows manual welding equipment and an automatic welding head. The holder, feeding system and welding parameters must suit the version.

Are special versions available?

Special studs can be requested to meet your requirements. Please send a drawing along with the material and quantity.

Which details are required for an enquiry?

Please specify CD coarse-thread studs, length, material and quantity, or the article number. Details of the sheet and assembly help with technical coordination.

CD coarse-thread studs for custom versions
SPECIAL DESIGNS

Special CD versions
to your drawing

Do you need a different version? We review your requirements for CD coarse-thread studs based on the drawing, material and quantity.

Enquire about a special CD version →