Hexagon Head Bolts with Washers Assemblies
Product Overview
Hexagon Head Bolts with Washers Assemblies are a specialized type of fastener designed to combine the tightening advantages of hex bolts with built-in washers. These assemblies streamline installation, reduce assembly time, and help prevent loss of separate washers, making them ideal for high-volume production environments. Typically used in automotive, construction, and machinery sectors, they offer secure fastening with consistent clamping force.
At Flybear Fastener, we supply premium Hexagon Head Bolts with Washers Assemblies that are manufactured to meet international standards, ensuring both performance and reliability across a wide range of applications.
Product Specifications
| Specification | Detail |
|---|---|
| Product Name | Hexagon Head Bolts with Washers Assemblies |
| Head Type | Hexagon (Hex) |
| Washer Type | Flat washer and/or spring washer integrated |
| Thread Type | Metric or UNC |
| Sizes | M5 to M30 (or custom) |
| Lengths | 10mm to 300mm |
| Finish | Zinc plated, black oxide, Dacromet, nickel plating |
| Material | Carbon steel, alloy steel, stainless steel |
Technical Parameters
| Parameter | Options |
|---|---|
| Strength Grades | 8.8, 10.9, 12.9 |
| Surface Finishes | Zinc plated, Dacromet, Black oxide, Nickel plated |
| Standards Compliance | ISO 898, DIN 931/933, GB/T 5782, ANSI B18.2.1 |
| Certifications | ISO9001, IATF16949, RoHS, CE |
Material and Manufacturing Process
The Hexagon Head Bolts with Washers Assemblies produced by Flybear Fastener are typically made from materials such as stainless steel 304/316, carbon steel, or alloy steel. Stainless steel options provide excellent corrosion resistance, while alloy steel versions offer enhanced tensile strength and fatigue resistance.
The manufacturing process includes the following steps:
- Raw Material Selection
- Forming (Cold heading or Hot forging depending on diameter and length)
- Heat Treatment to reach desired strength grade
- Surface Treatment (Zinc plating, Dacromet, etc.)
- Quality Inspection (thread gauge, strength test, etc.)
- Packaging and shipment
Applications of Hexagon Head Bolts with Washers Assemblies
Hexagon Head Bolts with Washers Assemblies are highly versatile fasteners and are extensively used in the following industries:
- Automotive manufacturing (e.g. chassis, engine mounts)
- Civil and structural engineering
- Mechanical equipment assembly
- Electrical and energy sector infrastructure
- Domestic appliances and consumer electronics
- Aerospace, railway, and military-grade systems
Their integrated design enhances productivity and ensures a uniform fastening experience in high-stress environments.
Key Advantages and Competitive Features
Flybear Fastener provides a competitive edge with the following product features:
- Premium-grade raw materials like stainless steel 304 & 316 and alloy steel
- Precision manufacturing: ensured dimensional accuracy and tight thread tolerances
- Advanced surface treatments for anti-rust, anti-corrosion performance
- Strong OEM/ODM capabilities for bulk customization based on customer drawings or samples
- Sufficient inventory for rapid dispatch
- Responsive customer service with technical assistance on-demand
Quality Control & Testing
Our Hexagon Head Bolts with Washers Assemblies go through a rigorous quality control process:
- Dimensional checks using go/no-go thread gauges
- Mechanical strength testing with tensile test machines
- Corrosion resistance evaluated by salt spray tests
- Certified quality assurance system including ISO9001 and IATF16949 compliance
All finished products are 100% sample-inspected before leaving our facility, ensuring consistently high performance in end-use environments.
Commitment to Excellence
We at Flybear Fastener consistently adhere to the principle of “Quality First, Customer Paramount,” striving to provide top-of-the-line fastener products and one-stop fastening solutions.
Explore our wide product range or contact us today to discuss your project needs and receive tailored industry solutions and quotes.
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