What are the payment terms?

We accept LC, T/T, Western Union, Small-amount payment, D/P, PayPal, and Money Gram.

What is the lead time for production?

The average lead time is one month for both peak and off-season periods.

Does the company provide OEM or ODM services?

Yes, we provide OEM and ODM services, including customization from samples, designs, and flexible minor customization.

Class1 Astmb777 Tungsten Alloy Rings

Name: Class1 Astmb777 Tungsten Alloy Rings
Brand: Mudanjiang North Alloy Tools Co., Ltd.
SKU: 2083525142

Heilongjiang, ChinaMudanjiang North Alloy Tools Co., Ltd.

US$15.00-100.00

10 kg

Sample price:US$45.00/kg.Request sample

Product profile

Customization

Available

Application

Aviation, Electronics, Industrial, Medical, Chemical, Alloy

Standard

ASTM

Model NO.

OD27xID23*2mm

Purity

85-97%

Alloy

Shape

Round

Type

Ring

Density

17-18.5g/Cc

Surface

Machined

Hardness

22-30HRC

Uts

≥750MPa

Transport Package

Packing in Wooden Cases or Barrels

Specification

WNIFE

Trademark

Packing in wooden cases or barrels

Origin

Mudanjiang City, China

HS Code

8101999000

Production Capacity

100 Tons/Month

Key features

High Density Tungsten Alloy: Density ranges from 16.85 to 18.85 g/cc, ideal for compact heavy parts.

Multi-Industry Applications: Used in aviation, medical shielding, military, and industrial counterweights.

ASTM B 777 Standard: Complies with ASTM B 777-15 for Nonmagnetic Alloys Class 1-4.

Excellent Machinability: Good mechanical properties and high modulus of elasticity for precision parts.

Radiation Shielding: High absorption capacity against X-rays and gamma rays for medical use.

Customizable Specifications: Density, surface finish, hardness, and UTS can be customized per requirements.

OEM/ODM Service: Supports full customization from samples, designs, and minor adjustments.

ISO9001 Certified: Manufactured under ISO9001:2015 management system with 100% inspection.

Company profile

Years of Export ExperienceHigh Repeat Buyers ChoiceR&D CapabilitiesManagement Certification

Mudanjiang North Alloy Tools Co., Ltd.

Heilongjiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 17 YearsNearest Port: Dalian, Tianjing, BeijingAverage Response Time: ≤2.89h

AI-Powered supplier vetting

SummaryThe supplier operates three workshops covering tungsten alloy, cemented carbide, and machining, supported by CNC, lathing, inspection, microscopy, hardness-testing, and image-measuring equipment. It offers extensive customization, ODM, and OEM services, and reports quality assurance, material traceability, complaint-handling procedures, and corrective-action procedures. However, it is not identified as a professional technical supplier, does not provide 3D software design or SDKs, reported no new products in the past year, and lacks overseas agents, branches, warehouses, and showrooms. The supplier has inventory capability, one-month peak and off-season lead times, export sales of 31%–40%, and accepts multiple trade and payment terms. It holds ISO9001-related certifications, but the manufacturing relationship with associated subcontractors lacks valid contracts. Financial records are referenced for 2020–2022, though the provided information does not establish financial strength.

Supplier typeThe supplier is explicitly not classified as a professional technical supplier. Its stated operations include sales, supply, inspection, international trade, and three workshops for tungsten alloy, cemented carbide, and machining, indicating a manufacturing-oriented supplier rather than a specialized technical-service provider.

CertificationsThe supplier reports ISO9001:1994 certification in 1997, ISO9001:2000 certification in 2002, and an ISO9001:2015 certificate under its sustainable-development management information. It also reports national secondary measurement test qualification, providing explicit evidence of certification holdings.

After-Sales capabilityThe supplier has documented and followed procedures for customer complaints and corrective/preventive actions, plus quality assurance and raw-material traceability. However, it has no overseas agents or branches, no overseas warehouse or showroom, and no stated overseas-service countries, so after-sales support is evidenced mainly through internal procedures rather than international service infrastructure.

R&D capabilityThe supplier does not provide 3D software design services or an available SDK, and reports no new products during the past year. Although it offers ODM services, the explicit evidence points to limited demonstrated recent innovation and digital design capability.

Production capacityProduction capability is supported by three workshops, machining and inspection equipment, inventory capability, written finished-product inspection instructions, and reported one-month lead times in both peak and off-season periods. A significant control weakness is that the factory and associated subcontractors do not have valid contracts, while the stated qualified-supplier count is 10.

Customization capabilityThe supplier explicitly provides customization from samples and designs, full, minor, and flexible customization, and also offers ODM services. This is direct evidence of broad customization coverage, although no 3D software design service is available.

Client casesThe supplier states that it provides OEM services for popular brands and reports that exports account for 31%–40% of total sales. These are direct indicators of brand-related and international customer experience, but the slices do not identify specific customer names, projects, or verifiable case details.

Product Q&A

Q:What are the main applications of tungsten alloy rings?

They are used as counterweights for golf clubs, fishing weights, military applications, missile projectiles, armor-piercing ammunition, medical shielding, and aviation engine parts.

Q:What is the density range of these tungsten alloy rings?

The density ranges from 16.85 to 18.85 g/cc, with a maximum manufacturable density of 18.5 g/cc.

Q:Are the rings customizable?

Yes, we offer customization for density, surface finish, hardness, ultimate tensile strength, dimensions, and special packing requirements.

Q:What standards do these rings comply with?

They comply with ASTM B 777-15 for Nonmagnetic Alloys, covering Class 1 through Class 4.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 unit.