What payment terms are accepted?

We accept LC (Letter of Credit) and T/T (Telegraphic Transfer).

What is the density range of the alloy?

The density ranges from 16.85 to 18.85 g/cm3 depending on the specific tungsten content.

Do you provide quality test reports?

Yes, we offer test reports including all relevant technical data for physical, material, and chemical properties.

Refractory Metal High Density Tungsten Ring and Fragment

Name: Refractory Metal High Density Tungsten Ring and Fragment
Brand: Xi'an Kefeng Powder Metallurgy Co., Ltd.
SKU: 2115397495

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

US$50.00-100.00

15 kg

Sample price:US$8.00/piece.Request sample

Product profile

Customization

Available

Application

Aviation, Industrial, Medical, Defense

Standard

GB, ASTM

Model NO.

Tungsten cutting ring

Purity

92.5%~97%

Alloy

Shape

Round

Type

Ring

Size

Od270 X ID25 X 200

Supply State

W Ring Machining Parts

Material

92.5-97% W-Ni-Fe Alloys

Grade

ASTM B777-15 AMS 7725 Mil-T-21014

Density

17.15~18.85g/Cc

Ultimate Tensile Strength

689MPa Min

Yield Strength

517MPa

Elongation

2% Min

Impact

90j Min

Cursh Test

50% No Break

Tungsten Alloy

Ring

Transport Package

Export Wooden Box with Foam Inside

Specification

Customized or As per drawings

Trademark

Kefeng

Origin

China

HS Code

81019990

Production Capacity

3000kgs Per Month

Key features

Custom Shape & Size: Rings with slots, screws, or steps produced per customer drawings.

High Density Alloy: Density ranges from 16.85 to 18.85 g/cm3 based on composition.

Strict Quality Assurance: Test reports provided for physical, material, and chemical properties.

Multiple Standards: Meets ASTM B777, AMS-T-21014, and GB standards.

High Strength: Ultimate tensile strength up to 758 MPa with yield strength 517 MPa.

Large Capacity: Supplying ability of 10,000 pieces per month.

Wide Application: Suitable for aviation, industrial, medical, and defense sectors.

Flexible MOQ: Minimum order quantity starts from 1 to 50 pieces.

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: ≤8.83hTerms 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.