Our Expertise – High-Performance Weld Studs for Every Application

Are you looking for high-quality weld studs for your project in steel, structural, or composite construction? Whether for mechanical engineering, plant construction, shipbuilding, or power plant construction and energy generation – KÖCO is your reliable partner for advanced stud welding technology.

We specialize in the development and production of drawn arc weld studs designed for maximum strength, durability, and precision. Our extensive portfolio includes standard designs and customized special solutions tailored to your project’s technical requirements.

With decades of experience in stud welding, we ensure that every welding stud we produce is perfectly matched to its intended application – from threaded studs for mechanical fastening to shear studs used as shear connectors in composite construction.

Below you’ll find an overview of our weld studs, including threaded studs, shear studs, and special designs for diverse construction and industrial needs.
We’ll be happy to provide a custom quote or consultation for your next project. Get in touch with our experts to discuss dimensions, materials, or technical details.

Break-off pin KAS + KAGB

Break-off stud KAS + KAGB

6 - 14,6

5 - 15 mm

Data sheet break-off stud KAS + KAGB 1.57 MB Download
DUO threaded bolt PD DUO

DUO threaded bolt PD DUO

M8 - M12

20 - 100 mm

Data sheet DUO threaded bolt PD DUO 1.67 MB Download
DUO threaded bolt with reduced shank RD DUO

DUO threaded bolt with reduced shank RD DUO

M8 - M12

20 - 100 mm

Data sheet DUO threaded bolt with reduced shank RD DUO 1.61 MB Download
Shareconnectors SD

Shear connectors SD

6 - 25

25 - 525 mm

Data sheet shear connectors SD 1.64 MB Download
Tapped stud ID

Tapped stud ID

M6 - M12

15 - 100 mm

Data sheet tapped stud ID 1.82 MB Download
Threaded bolt with partial thread PD

Threaded bolt PD material K 800

M8 - M20

20 - 100 mm

Data sheet threaded bolt PD material K 800 1.59 MB Download
Threaded bolt with reduced shank RD

Threaded bolt RD material K 800

M8- M20

20 - 100 mm

Data sheet threaded bolt RD material K 800 1.66 MB Download
Threaded bolt with partial thread PD

Threaded bolt with partial thread PD

M6 - M20

20 - 160 mm

Data sheet threaded bolt with partial thread PD 1.67 MB Download
Threaded bolt with reduced shank RD

Threaded bolt with reduced shank RD

M6 - M24

20 - 100 mm

Data sheet threaded bolt with reduced shank RD 1.52 MB Download
Unthreaded stud UD

Unthreaded stud UD

6 - 16

Possible diameters

15 - 100 mm

Available lengths

Data sheet unthreaded stud UD 1.62 MB Download

We look forward to your message.

We are happy to answer any questions regarding our weld studs.

freudenreich.jpg

Oliver Freudenreich

Export Manager

+49 2333 8306-92
o.freudenreich@koeco.net