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Premium High-Strength Fasteners Manufactured in China

ISO9001 & IATF16949 Certified Manufacturer of Bolts, Nuts, Washers, Anchors, Screws & Custom Fasteners. Trusted by Global Industries Since 2010.

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About YCHang Hardware

Yungchang Metal Products (Beijing) Co., Ltd.

Yungchang Hardware (Beijing) Co., Ltd. (hereinafter referred to as YC) is a large hardware manufacturing enterprise headquartered in Beijing, the capital of China, with its production base located in Handan — praised as the “City of Fasteners.”

With well-developed water, land, and air transportation networks, we ensure efficient global delivery. Our factory is equipped with advanced automatic cold heading machines, nut tapping machines, and heat treatment lines — among the most advanced in the industry.

We have a complete product development system and passed ISO9001 and IATF16949 quality system certification in 2019. Honored as a “Keep Faith” and “Trust Quality” enterprise by the Chinese government for 10 consecutive years.

10+

Years of Trust

ISO9001

Certified

Global

Reach

Anchor Bolt Round Head Oval Neck Bolt Sealing Washer Square Bolt

Our Premium Fastener Products

We manufacture high-strength fasteners (Grade 4.8 to 12.9) meeting DIN, ANSI, ASTM, and other international standards. All products are precision-engineered for durability, corrosion resistance, and performance in extreme conditions.

Sealing Washer

Sealing Washer

High Strength 4.8–12.9 | Zinc/Plain Finish

  • • Waterproof sealing design
  • • Ideal for outdoor & automotive use
  • • DIN/ANSI/ASTM compliant
Anchor Bolt

Anchor Bolt

High Strength 4.8–12.9 | Zinc/Plain

  • • For concrete & foundation use
  • • UNC/UNF threads available
  • • ASTM A307B, F1554 compliant
Round Head Oval Neck Bolt

Round Head Oval Neck Bolt

DIN 5903 | Grade 4.8–12.9

  • • Precision cold-headed
  • • Smooth oval neck design
  • • Ideal for machinery & equipment
Square Bolt

Square Bolt

High Strength 4.8–12.9 | Zinc/Plain

  • • ANSI/UNF/UNC standards
  • • Anti-rotation square head
  • • A2-70, A4-80 available
Welding Bolt

Welding Bolt

High Strength 4.8–12.9

  • • Designed for direct welding
  • • Used in automotive & construction
  • • Stable under high stress
Cap Head Square Neck Bolt

Cap Head Square Neck Bolt

DIN 603 | Grade 4.8–12.9

  • • Hex cap with square neck
  • • Prevents rotation during use
  • • Heavy-duty industrial use
Self-Drilling Screw

Self-Drilling Screw

Hex Head | Grade 4.8–12.9

  • • No pre-drilling required
  • • Fast installation in metal
  • • Corrosion-resistant coating
Butterfly Nut

Butterfly Nut

DIN 315 | Grade 4.8–12.9

  • • Wing-style for hand tightening
  • • Ideal for frequent assembly
  • • Zinc or plain finish
Round Nut

Round Nut

High Strength 4.8–12.9

  • • Smooth cylindrical design
  • • Used in automotive & machinery
  • • Resists loosening under vibration
Circlip Washer

Circlip Washer

DIN 471/472 | Grade 4.8–12.9

  • • Retaining ring for shafts & bores
  • • High tensile strength
  • • Precision stamped
Drywall Screw

Drywall Screw

High Strength 4.8–12.9

  • • Sharp point for drywall
  • • Bugle head design
  • • Fast installation, no splitting
Tapping Screw

Tapping Screw

DIN 7971 | Grade 4.8–12.9

  • • Self-tapping into metal/plastic
  • • Hex head for high torque
  • • Corrosion-resistant coating
View All Products

Why Choose YCHang Hardware?

Quality Certified

ISO9001 & IATF16949 certified. 10-year government recognition for quality and integrity.

Advanced Manufacturing

State-of-the-art cold heading, tapping, and heat treatment equipment for precision.

Global Export

Serving clients in Europe, North America, Asia, and beyond with reliable logistics.

Custom Solutions

We offer OEM/ODM services for specialized fastener designs and packaging.

10+

Years of Excellence

100+

Global Clients

12.9

Max Strength Grade

24h

Response Time

Frequently Asked Questions

What materials do you use for your fasteners?

We use high-quality carbon steel, alloy steel, and stainless steel (A2-70, A4-80) to manufacture fasteners from Grade 4.8 up to 12.9 tensile strength.

Are your products certified?

Yes. We are ISO9001 and IATF16949 certified. Our products comply with DIN, ANSI, ASTM, and other international standards.

Can you produce custom fasteners?

Absolutely. We offer full OEM/ODM services including custom sizes, threading, head types, coatings, and packaging.

What is your minimum order quantity (MOQ)?

MOQ varies by product. For standard items, it starts at 1,000 pcs. Contact us for specific requirements.

How do you ensure quality control?

We conduct raw material inspection, in-process checks, and final product testing including tensile strength, hardness, and coating thickness verification.

Get in Touch

For inquiries about our products or pricing, please visit our official website. We respond to all requests within 24 hours.

Visit Official Website

Yungchang Hardware (Beijing) Co., Ltd.

Floor 15, Building 5, No.106, Kexing West Road, Changping District, Beijing, China

Phone: 0086-13930048766

Email: laurakoh@163.com

Operating Hours: 7 Days a week from 10:00 AM to 6:00 PM (Beijing Time)

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