AUTOMOTIVE · RESISTANCE SPOT WELDING

Electrode caps.
Electrode shanks.
For your welding line.

Electrode caps and shanks from Careful Welding, supplied by 787 Trading for automotive spot welding. Explore the products and discuss the requirements of your production line.

Discuss your requirements ↗
Careful Welding display featuring copper-coloured electrode components
Careful Welding · Product displayTap the photo to view details
PRODUCTSShanks & capsAPPLICATIONAutomotive body assemblyPRODUCT BRANDCareful Welding

PRODUCT RANGE

Know what goes
into your welding gun.

Caps and shanks work together. Choose compatible components to suit your mounting connections, electrode face geometry and cooling requirements.

ELECTRODE SHANK

Electrode shanks

The shank connects the welding arm to the electrode cap. Check its geometry, mounting fit and internal cooling passage for compatibility with your equipment.

Please provide: drawing · connection details · dimensions · material
ELECTRODE CAP

Electrode caps

The cap is the replaceable tip that contacts the sheet metal. Its face geometry, material and fit on the shank are key considerations when selecting and testing a cap.

Please provide: drawing · face geometry · fit · workpiece details

BEHIND THE ELECTRODE CAP

Cold heading.
Performance assessed on your line.

Careful Welding describes cold heading as a core manufacturing process for its premium electrode caps. Metal is formed under pressure in a die, rather than shaped solely by machining.

Material & forming

The supplier uses alloy selection and cold forming to address deformation and wear. Confirm the material and manufacturing process for your chosen cap.

Internal cooling design

The supplier’s technical literature describes a stepped internal cavity designed to improve cooling. Discuss which design is suitable for your cooling system.

Precision tooling & component fit

Precision tooling is part of the supplier’s manufacturing process. Use your drawing to agree on critical dimensions, tolerances and inspection criteria.

Source: a Careful Welding technical article provided by 787 Trading. Performance for your application should be assessed through agreed trials.

YOUR PRODUCTION PRIORITIES

Start with the problem
you need to solve.

Wear & service life

Assess cap deformation, dressing frequency and replacement intervals together. Compare samples under the same welding and maintenance conditions.

Sticking & spatter

Discuss the workpiece coating, cap condition and welding parameters. Resistance to sticking and reduction in spatter should be assessed separately.

Aluminium spot welding

Provide the alloy grade, sheet thicknesses, sheet stack configuration and equipment details. Confirm a suitable cap design and material before carrying out an aluminium welding trial.

Fit & machining precision

Specify the cap-to-shank connection, shank mounting interface and dimensional tolerances. Include any leak-testing and inspection requirements in your enquiry.

MATERIAL OPTIONS TO DISCUSS

Begin with the application.

These two copper alloy families are covered in the technical reference. Confirm the appropriate grade and its availability for your application.

CuCr1Zr

Chromium zirconium copper

Cu–Al₂O₃

Alumina dispersion-strengthened copper

KNOW THE PRODUCT SOURCE

Careful Welding products.
Supplied by 787 Trading.

Careful Welding company premises in Suzhou; photograph provided by 787 Trading
Careful Welding · Suzhou, China · Company premises

PRODUCT MANUFACTURER

Careful Welding 肯富维尔

787 Trading supplies products from Careful Welding in Suzhou, China. The manufacturer’s technical literature describes its work on cold-headed electrode caps, alloy development and precision tooling.

YOUR COMMERCIAL CONTACT

Suzhou 787 Trading Co., Ltd.

Contact 787 to discuss your requirements, submit drawings, request a quotation or enquire about samples. Agree on the product specification and evaluation criteria before placing an order.

PREPARING YOUR ENQUIRY

What we need to know.

What should I include with a drawing?

Include dimensions, tolerances, the material specification, mounting details, the quantity required and details of your welding equipment. Highlight any critical inspection requirements.

What should we agree on before testing samples?

Agree on the workpiece material and coating, welding parameters, cooling conditions, maintenance routine and acceptance criteria. Compare service life under the same conditions.

What about installation and maintenance?

Follow the equipment manufacturer’s instructions and your approved welding procedure. Check electrode alignment, mounting security, cooling and cap condition. Base dressing and replacement intervals on your validated production requirements.

LET’S TALK AT THE EXHIBITION

Let’s discuss
your welding requirements.

Contact 787 Trading to request a quotation, enquire about samples or arrange a technical discussion.

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787 TRADING
Shanks & caps
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