Tungsten-Copper Contacts for High-Voltage Switchgear

Name: Tungsten-Copper Contacts for High-Voltage Switchgear
Brand: Xi'an Kefeng Powder Metallurgy Co., Ltd.
SKU: 2303487775

Shaanxi, ChinaXi'an Kefeng Powder Metallurgy Co., Ltd.

US$100.00-500.00

50 Pieces

Product specifications

Specification

Product profile

Customization

Available

Application

Aviation, Electronics, Industrial, Medical, Chemical

Standard

ASTM

Purity

90%-97%

Alloy

Shape

Cusotmized

Type

Customized

Product Name

Customized Tungsten Copper Alloy

Keywords

Tungsten Copper Alloy

Available Grades

W65cu35, W70cu30, W75cu25, W80cu20

Composition Range

65-80% Tungsten, 20-35% Copper

ASTM Standard

B702 (Class a Through Class D)

Density

11.7 - 14.3 G/Cm³

Theoretical Density

≥96%

Electrical Conductivity

41-64% Iacs

Hardness

69-102 Hrb

Tensile Strength

344-654 MPa

Thermal Expansion Coefficient

(9.5-13.0) × 0.0000001 /K

Compliance

ASTM B702, Rwma Certified

Primary Applications

Resistance Welding Electrodes, EDM Electrodes, and

Transport Package

Export Wooden Cases

Specification

Standard Sizes or customized

Trademark

KEFENG

Origin

Shanxi, China

HS Code

81019990

Production Capacity

3000kgs Per Month

Key features

Customized Shape and Type: Shape and Type are fully customizable to meet specific application requirements.

High Electrical Conductivity: Conductivity ranges from 38-64% IACS ensuring optimal current transfer.

Superior Hardness and Strength: Hardness up to 106 HRB and tensile strength up to 689 MPa for extended life.

Low Thermal Expansion: Coefficient ranges from 4.9-7.2 x 10^-6 /K minimizing deformation under heat.

Multiple Grade Options: Available in W65Cu35, W70Cu30, W75Cu25, and W80Cu20 compositions.

ASTM and RWMA Compliance: Fully compliant with ASTM B702 and RWMA standards for reliability.

Reduced Scrap Costs: Reduces defect rates by up to 40% and lowers scrap costs in production.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceIn-stock CapacityQuality Assurance

Xi'an Kefeng Powder Metallurgy Co., Ltd.

Shaanxi, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 1999-07-17Nearest Port: Shanghai, TianjingAverage Response Time: ≤8.99hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryThe supplier is a combined company specializing in manufacturing and exporting tungsten heavy alloy products. It holds ISO9001:2015 certification, has documented quality and service procedures, and supports customization, ODM, and OEM services. Export experience spans 23 years, with 51%–70% of sales from exports and shipments to Europe, America, and Japan. R&D is active, with three engineers, new products reported in the past year, and available design documentation, but no SDK and no R&D patents are reported. Customer service procedures and corrective-action records are documented, while overseas service coverage is listed as zero. Financial information identifies reporting years but provides no assessable financial results. No cooperation with Fortune 500 companies is reported, and production scale or capacity metrics are not provided.

Supplier typeThe supplier is identified as a combined company and describes itself as a manufacturer and exporter specializing in tungsten heavy alloy products. This indicates an integrated manufacturing/export business rather than a purely trading or offshore entity.

CertificationsThe supplier reports ISO9001:2015 certification in its company description, sustainable development information, and management-system information. The repeated certification evidence supports a positive assessment of formal quality-management certification.

After-Sales capabilityThe supplier has written procedures and followed records for service assessment, corrective and preventive actions, and customer complaints. However, overseas service coverage is listed as zero, so the evidence supports procedural capability but not broad overseas service availability.

R&D capabilityThe supplier reports new products during the past year, ODM capability, three R&D engineers, and available design input, output, review, verification, and validation documents. Against this, it reports no available SDK and zero R&D patents; overall innovation activity is evidenced, but patent and SDK capabilities are absent.

Production capacityThe supplier manufactures customized tungsten sheet, plate, foil, and strip, follows uniform finished-product inspection instructions, and reports nine quality-control test equipment items. Export logistics and one-month peak and off-season lead times are stated, but production capacity or output volume is not provided.

Customization capabilityThe supplier explicitly offers customization from samples and designs, produces products according to drawings and requests, and provides ODM and OEM services. These multiple statements directly support strong customization capability.

Client casesThe supplier reports exports to Europe, America, and Japan and states that it provides OEM services for well-known brands. It also reports no cooperation with Fortune 500 companies, so customer experience is evidenced but specific named cases and top-tier corporate references are limited.