How long is the service life compared with ordinary pins?

Under the same welding working condition, KCF alloy pin's service life is 3 to 5 times longer than carbon steel pins, effectively lowering your production downtime and spare parts procurement cost.

What surface treatment do you provide for KCF pins?

Standard precision machined smooth surface; we also offer customized surface strengthening treatment upon customer request to improve wear resistance further.

M12 Kcf Guide Centering Pin for Bolt Welding

Name: M12 Kcf Guide Centering Pin for Bolt Welding
Brand: Bloom (Suzhou ) Materials Co., Ltd.
SKU: 1960790802

Jiangsu, ChinaBloom (Suzhou ) Materials Co., Ltd.

US$2.80-3.50

5 Pieces

Sample price:US$3.50/piece.Request sample

Product profile

Customization

Available

Material

Kcf

Surface Finishing

Heat Treatment

Certification

ISO

Customized

Standard

Surface Treatment

Powder Coated

Energy Source

Ultrasonic

Type

Braze Welding

Name

Kcf Guide Pin

Materials

Kcf Alloy

Brand

Blm

Application

Spot Welding

Transport Package

Plastic Box

Specification

15x15x20

Trademark

BLM

Origin

China

Key features

Made of premium KCF alloy material, excellent high temperature resistance and low thermal expansion, no deformation under long-time welding high heat.

Perfect matching with CuCrZr welding electrodes, stable conductive performance, lower welding resistance and uniform welding current.

Superb wear & corrosion resistance, greatly extend service life of welding electrodes, reduce frequent replacement cost.

High mechanical strength, good creep resistance, stable positioning during continuous spot & projection welding production.

Precision CNC machining, tight tolerance size, seamless assembly with welding electrode holders and welding machine accessories.

Widely used in automotive manufacturing, metal sheet processing, household appliance resistance welding production lines.

Custom size, shape and thread available to fit different brands of spot welding equipment.

Company profile

Bloom (Suzhou ) Materials Co., Ltd.

Jiangsu, China

Business Type: Trading CompanyExport Year: 2018-01-05Nearest Port: Shanghai, NingboAverage Response Time: ≤1.72hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, DDP

AI-Powered supplier vetting

SummaryBloom (Suzhou) Materials Co., Ltd. is identified as a China-based trading company in Jiangsu, focused on alloy materials, spot-welding parts, and extruder machined parts. It reports ISO 9001 certification, three production lines, broad export coverage, self-operated import/export rights, and export activity since 2018. Its stated product scope includes KCF guide pins and sleeves, welding electrodes, and twin-screw extruder components. The supplier describes imported raw materials, specialized processing, and customization inquiries, but provides limited evidence regarding after-sales service, financial credibility, and innovation. Production capacity is documented, while the available trade records show transactions with Mexican buyers for ceramic centering products, blades, and heating resistors.

CertificationsThe supplier reports holding ISO 9001 certification. This is explicit evidence of a certified quality-management system, although the provided information does not include certificate scope, issuer, or validity details.

Production capacityThe supplier reports three production lines and product coverage spanning welding electrodes, KCF guide pins and sleeves, and twin-screw extruder components. It also states a peak-season fulfillment time of two to three months, providing evidence of operating capacity, though the slices do not verify equipment scale, actual output volume, or manufacturing ownership.

Customization capabilityThe supplier explicitly invites customized orders and offers machined parts for twin-screw extruders alongside specialized KCF and welding-related components. This supports the existence of customization capability, although no examples of customized projects, engineering workflow, or minimum-order requirements are given.

Client casesTrade records show transactions with Mexican buyers, including COMERCIAL CALIBRATION TOOLS SA DE CV and DEM WELDING S DE RL DE CV, for blades, ceramic centering products, and heating resistors. These records provide identifiable customer and product evidence, but they are limited in number and do not document customer satisfaction, repeat-order outcomes, or project performance.

Product Q&A

Q:What material is this pin made of?

Our locating pin adopts high-grade KCF alloy, featured with ultra-low thermal expansion, high thermal conductivity and outstanding high-temperature stability, specially designed to match CuCrZr copper electrodes.

Q:Is this KCF pin compatible with all CuCrZr welding electrodes?

Standard sizes fit most conventional CuCrZr spot welding electrodes. We support OEM custom dimensions, threads and shapes to match your specific electrode and welding machine model.

Q:What's the main advantage of KCF pin over ordinary steel pins?

Common steel pins easily expand and deform under welding high temperature, causing poor contact, unstable welding points and electrode damage. KCF material maintains stable size at high heat, ensures consistent conductivity and cuts your spare part consumption.

Q:Which welding applications are these pins suitable for?

Ideal for resistance spot welding, projection welding, sheet metal welding, automotive body welding, home appliance metal parts welding and other continuous mass production welding lines.

Q:Can you provide customized KCF pins with special drawings?

Yes. We accept custom processing according to your technical drawings, samples or size parameters, including different diameters, lengths, internal/external threads and positioning structures.