LINK-STAR Fasteners Co., Ltd | High-Quality Nuts for Industrial Applications

About LINK-STAR Fasteners

Founded in 1993, LINK-STAR Fasteners Co., Ltd has grown into a trusted manufacturer of high-quality nuts, serving industries worldwide. With a factory spanning over 13,000 square meters and a total floor space exceeding 25,000 square meters, we combine advanced technology with skilled craftsmanship.

Our products are exported to Europe, America, Southeast Asia, Japan, and beyond. The L 8, L/8/, and L/10/ series have gained widespread recognition among European clients for their precision and durability.

Advanced Production Equipment

Global Export Network

Experienced Technical Team

Continuous R&D Investment

Our Product Range

Precision-engineered nuts meeting international standards, designed for reliability in demanding environments.

DIN934 Hexagon Nuts

Standard hexagonal nuts compliant with DIN934 specifications. Ideal for general industrial applications.

Standard: DIN934 | Material: Carbon Steel | Finish: Zinc Plated

DIN6923 Flange Nuts

Integrated washer design provides even load distribution and prevents loosening.

Standard: DIN6923 | Type: Flange | Applications: Vibration-prone environments

DIN985 Nylon Lock Nuts

Equipped with nylon insert to resist vibration and maintain clamping force.

Standard: DIN985 | Feature: Vibration Resistant | Temp Range: -50°C to +120°C

DIN439 Thin Nuts

Low-profile design for space-constrained applications while maintaining strength.

Standard: DIN439 | Height: ~0.8x Diameter | Common Use: Automotive, Electronics

DIN557 Square Nuts

Four-sided design offers superior resistance to loosening under torque.

Standard: DIN557 | Advantage: High Torque Resistance | Common Use: Furniture, Machinery

ISO4032 Hex Nuts

International standard hex nuts ensuring global compatibility and interchangeability.

Standard: ISO4032 | Equivalent to: DIN934, ANSI B18.2.2 | Grade: 8

DIN982 Lock Nuts

Heavy-duty self-locking nuts with nylon patch for extreme conditions.

Standard: DIN982 | Use Case: Heavy Machinery, Off-Road Equipment

UNI5587 Nuts

Italian standard hexagon nuts widely used in European industrial sectors.

Standard: UNI5587 | Region: Europe | Compatibility: Metric Bolts

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Our Services

From custom manufacturing to global logistics, we support your supply chain with end-to-end fastener solutions.

Custom Manufacturing

We produce nuts to your exact specifications, including non-standard sizes, materials, and finishes.

Global Logistics

Reliable shipping to over 50 countries with tracking and documentation support.

Quality Assurance

Every batch undergoes rigorous testing for dimensions, strength, and corrosion resistance.

Technical Support

Our engineers provide guidance on material selection, torque values, and application optimization.

Inventory Management

JIT delivery and consignment stock options to streamline your operations.

Export Compliance

Full documentation including COO, MSDS, and test certificates for international trade.

Why Choose LINK-STAR?

Self-Owned Production & Warehouse

Full control over manufacturing and inventory ensures consistency, traceability, and faster turnaround.

Timely Delivery Guaranteed

We understand supply chain pressures. Our production planning ensures on-time shipment every time.

Complete Resource Control

From raw materials to finished goods, we manage every stage to ensure quality and efficiency.

Innovation-Driven

Ongoing R&D in nut sealing technology and material science keeps us at the industry forefront.

Critical Role in Wind Power

Nuts play an indispensable role in connecting, securing, and adjusting critical components in wind power generation. From tower assembly to nacelle installation, our fasteners ensure the structural integrity and long-term reliability of wind turbines.

LINK-STAR nuts are engineered to withstand extreme weather, constant vibration, and high mechanical loads—making them ideal for renewable energy applications.

High tensile strength
Corrosion-resistant finishes
Vibration-proof locking mechanisms
Compliance with international standards

Latest Innovations

Innovation in Nut Sealing Technology

Our R&D team has developed advanced sealing methods to enhance corrosion resistance in marine and offshore environments.

Wind Turbine Fastener Upgrades

New high-strength alloy nuts now available for next-generation wind energy projects requiring extended service life.

Global Distribution Expansion

We're enhancing our logistics network to serve new markets in South America and Africa with faster delivery times.

Get in Touch

Ready to discuss your fastener needs? Contact LINK-STAR Fasteners for quotes, samples, or technical support.

Phone

0086-573-85582388

Email

lichu@linkstarfasteners.com

Address

No. 650 Zhawang Road, Zhapu Town, Pinghu City, Jiaxing, Zhejiang Province, China

Visit Official Website

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LINK-STAR Fasteners: Connecting Innovation, Forging Excellence

1993

50+

13,000m²

6,000 Tons