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Precision Fasteners & Stamping Solutions

Manufacturer of high-quality lock washers, self-locking counter nuts, Belleville washers, and custom stamped parts. IATF 16949:2016 certified. Trusted by global brands since 1993.

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About Zhenhua Stamping

Ningbo Yinzhou Zhenhua Stamping Co., Ltd. was established in 1993 and has grown into a leading manufacturer of precision fasteners and stamped components. Over 50% of our products are exported to Europe, America, Japan, and other regions.

Our products are trusted and used by major international companies such as Shanghai Bell, German Volkswagen, American General Motors, and Holland Phillips in joint ventures with China.

60+

Skilled Employees

120+

Press Machines

30+ Years

Industry Experience

IATF 16949

Quality Certified

Factory Floor

Why Choose Our Fasteners?

Engineered for reliability, durability, and precision performance.

Rigorous Testing

Every batch undergoes strict quality control and material verification to ensure compliance with international standards.

High Quality Products

Precision-engineered using advanced stamping technology and high-grade materials for superior performance.

Just In Time Delivery

Reliable logistics and inventory management ensure on-time delivery to keep your production running smoothly.

24/7 Support

Our team is always ready to assist with technical inquiries, order tracking, and custom design support.

Our Product Range

High-performance fasteners and stamped components meeting DIN, NFE, and ASME standards.

Safety Washer DIN 9250VS

Safety Washer DIN 9250VS

Double-sided safety washer with high tensile strength. Ideal for vibration-prone applications.

DIN Standard
DIN 7967 Palnut

DIN 7967 Palnut

Self-locking counter nut with zinc plating. Prevents loosening under dynamic loads.

Zinc Plated
DIN6798A External Tooth

DIN6798A External Tooth

Tooth lock washer with external teeth for enhanced grip and locking performance.

Lock Washer
DIN6797A External Teeth

DIN6797A External Teeth

High-strength external tooth washer for critical fastening applications.

Steel Washer
Countersunk Toothed Washer

Countersunk Toothed Washer

Form V countersunk washer for flush mounting with locking capability.

Countersunk
Wedge Lock Washer

Wedge Lock Washer

DIN 25201 compliant wedge lock washer for high-vibration environments.

Anti-Vibration
Belleville Washer NFE 25-511

Belleville Washer NFE 25-511

Conical spring washer available in S, M, L, and Z-pattern configurations.

Spring Washer
Progressive Die Stamping Parts

Progressive Die Stamping

Custom precision parts manufactured using progressive die technology.

Custom Parts
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30+

Years in Business

50+

Global Clients

120+

Machines

IATF

Certified

Frequently Asked Questions

What materials do you use for your fasteners?

We manufacture fasteners from carbon steel, stainless steel (304, 316), and other alloy materials based on customer specifications and application requirements.

Do you offer custom stamping services?

Yes, we specialize in custom progressive die stamping. We can produce parts according to your drawings, samples, or technical specifications.

What certifications do you hold?

We are certified under IATF 16949:2016, ensuring our quality management system meets the highest automotive industry standards.

What is your minimum order quantity?

MOQ varies by product type and customization level. Please contact us for specific details based on your requirements.

Get in Touch

Contact our team for inquiries, quotes, or technical support.

Phone

18989348313

Email

kevin@zjzhenhua.com

Office Address

Tong Village, Tangxi Town, Yinzhou District, Ningbo, Zhejiang, China

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