Square Washers DIN436 | Galvanized Carbon Steel - HighFasteners

Product Overview

The Square Washer is a high-quality carbon steel fastener with galvanized finish for superior rust resistance. Its square design provides a larger bearing surface to distribute load evenly, preventing rotation and substrate deformation.

Ideal for steel structures, mechanical assembly, building installation, and heavy-duty applications requiring stable, reliable connections.

Key Features:

Enhanced Load Distribution: Square shape increases contact area for better pressure dispersion.

Anti-Rotation Design: Effectively prevents fastener turning and material damage.

Corrosion Resistant: Galvanized coating ensures long-term durability in outdoor or harsh environments.

Technical Specifications:

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Factory Direct Price | Fast Delivery | OEM Service

Email: admin@changhua-electrical.com  |  WhatsApp: +86 181 3296 8158

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Detailed Product Gallery

Technical Drawings & Specifications

Manufacturing & Quality Control

Advanced Cold Heading Precision manufacturing.

Optical Sorting 0-PPM defects.

Lab Testing Tensile & Salt Spray.

Project References

Construction Structural Stability

Steel Structures Load Distribution

Mechanical Assembly Anti-Rotation

Frequently Asked Questions

Q: Can I get free samples?
Yes! We provide free samples for standard square washers. You only need to cover the shipping cost.

Q: What sizes and finishes do you support?
M4-M10 standard, galvanized/zinc plated. Custom options available.

Q: What certifications do you have?
We are ISO9001:2015 Certified. Every shipment comes with a Factory Quality Inspection Report.

Q: What is your delivery time?
Stock items: 3-7 days. Mass production: 20-30 days.

Q: Can you produce according to drawings?
Yes, OEM/ODM is our strength. Send us CAD drawings for a quote within 24 hours.

Q: What are your payment terms?
We generally accept T/T (30% deposit, 70% before shipment). For long-term partners, we can discuss L/C.