316 Stainless Steel Flat Washer
316 stainless steel flat washer is a high-performance fastening accessory designed for load distribution, surface protection, and reliable bolted connections in demanding environments. The 316 stainless steel flat washer is manufactured from premium 316 stainless steel, providing excellent corrosion resistance, especially against chlorides, saltwater, and chemical exposure.
The 316 stainless steel flat washer offers superior durability and long service life compared with standard stainless steel washers. It is widely used in marine equipment, chemical processing systems, food machinery, pharmaceutical equipment, and outdoor industrial applications where enhanced corrosion resistance is required.
Product Overview
The 316 stainless steel flat washer is engineered to evenly distribute fastening loads and reduce surface damage caused by bolts and nuts. Its flat ring structure increases the bearing area between fasteners and connected components, improving joint stability.
Compared with 304 stainless steel washers, the 316 stainless steel flat washer contains molybdenum, which improves resistance to pitting and crevice corrosion in harsh environments. This makes it suitable for applications involving seawater, chemicals, and high humidity.
As a reliable industrial fastener accessory, it is widely supplied to OEM manufacturers, engineering contractors, equipment builders, and distributors requiring durable fastening components.
Product Specifications
| Item | Description |
|---|---|
| Product Name | 316 Stainless Steel Flat Washer |
| Material | 316 Stainless Steel |
| Washer Type | Flat Washer |
| Shape | Round Flat Washer |
| Standard | DIN / ISO / ANSI / Customized |
| Size Range | M1.6–M100 (Customized Available) |
| Inner Diameter | According to standard or drawing |
| Outer Diameter | According to standard or drawing |
| Thickness | According to standard or drawing |
| Surface Finish | Natural Stainless Steel / Polished |
| Installation Type | Bolt and Screw Assembly |
| Packaging | Bulk / Carton / OEM Packaging |
| Customization | Size, thickness, finish available |
Technical Parameters
| Parameter | Value |
|---|---|
| Material Grade | 316 Stainless Steel |
| Tensile Strength | Approx. 515 MPa |
| Yield Strength | Approx. 205 MPa |
| Hardness | ≤ HRB 95 |
| Density | Approx. 7.98 g/cm³ |
| Corrosion Resistance | Excellent |
| Pitting Resistance | Superior |
| Temperature Resistance | Suitable for high-temperature industrial environments |
| Manufacturing Standard | DIN / ISO / ANSI |
Materials and Manufacturing Process
The 316 stainless steel flat washer is manufactured through precision stainless steel processing to ensure accurate dimensions, smooth surfaces, and reliable performance.
- Raw material selection: Certified 316 stainless steel sheet or strip
- Stamping process: Precision punching to form washer geometry
- Hole processing: Accurate inner diameter forming
- Edge finishing: Removes burrs and sharp edges
- Surface treatment: Cleaning, polishing, or passivation treatment
- Inspection: Dimensional accuracy and surface quality testing
- Sorting: Batch consistency verification
- Packaging: Protective industrial packaging for transportation
Each 316 stainless steel flat washer is produced under strict quality control to ensure stable performance in demanding applications.
Applications of the Product
The 316 stainless steel flat washer is widely used across industries requiring excellent corrosion resistance:
- Marine industry: Seawater equipment and ship components
- Chemical industry: Corrosive process equipment
- Food processing: Hygienic stainless steel assemblies
- Pharmaceutical equipment: Clean manufacturing systems
- Offshore engineering: Saltwater-resistant fastening applications
- Pump and valve systems: Corrosion-resistant connections
- Outdoor construction: Weather-resistant fastening solutions
- Industrial machinery: High-performance bolted joints
Its superior corrosion resistance makes it ideal for environments where standard steel or 304 stainless steel may not provide sufficient protection.
Why Choose This Product
- Premium 316 stainless steel material
- Excellent resistance to chloride corrosion
- Superior pitting and crevice corrosion resistance
- Reliable load distribution performance
- Protects surfaces from bolt damage
- Suitable for marine and chemical environments
- Long service life under harsh conditions
- Smooth stainless steel appearance
- OEM customization support
The 316 stainless steel flat washer provides a dependable fastening solution for critical industrial applications.
Why Choose Flybear
Flybear is a professional manufacturer specializing in industrial fasteners and customized fastening solutions.
- Advanced stainless steel processing capability
- Experience with corrosion-resistant materials
- OEM/ODM customization support
- Stable production capacity for bulk orders
- Strict quality inspection procedures
- Global export experience
- Engineering support for customized requirements
Flybear provides reliable fastening products for distributors, OEM manufacturers, and industrial customers worldwide.
Quality Inspection and Control
Quality assurance is maintained throughout production:
- Stainless steel chemical composition analysis
- Material certificate verification
- Inner and outer diameter measurement
- Thickness inspection
- Flatness inspection
- Surface finish inspection
- Dimensional tolerance verification
- Packaging quality inspection
All production processes follow ISO-based quality management systems to ensure consistent product reliability.
Selection Guide
When selecting a 316 stainless steel flat washer, consider:
- Bolt or screw size compatibility
- Required load distribution area
- Corrosion exposure conditions
- Temperature requirements
- Material compatibility with connected components
- Surface finish requirements
Proper selection improves fastening stability and extends assembly service life.
FAQ
1. What is a 316 stainless steel flat washer used for?
It is used to distribute fastening loads and protect surfaces in bolted connections.
2. Why choose 316 stainless steel instead of 304 stainless steel?
316 stainless steel provides better resistance to chloride corrosion and chemical environments.
3. Are 316 stainless steel washers suitable for marine applications?
Yes, they are widely used in seawater and offshore environments.
4. Can custom sizes be produced?
Yes, Flybear supports customized dimensions, thicknesses, and surface finishes.
5. Can 316 stainless steel washers be used outdoors?
Yes, they provide excellent corrosion resistance for outdoor industrial applications.
We always adhere to the philosophy of quality first and customer first, providing customers with high-quality fastener products and one-stop fastener solutions.
Contact us for quotation, customization, and technical support via Contact Us.
