DIN125A 304 Stainless Steel Flat Washer

DIN125A 304 Stainless Steel Flat Washer

The DIN125A 304 stainless steel flat washer is a fundamental load-distributing component widely used in mechanical fastening systems, structural assemblies, and industrial equipment. As a core industrial fastener accessory, the DIN125A 304 stainless steel flat washer helps distribute bolt load evenly, prevent surface damage, and improve joint stability in bolted connections.

In modern engineering applications, the DIN125A 304 stainless steel flat washer is commonly paired with stainless steel hex bolt, DIN934 nut, and other stainless steel fasteners to ensure secure and durable assembly performance. Its standardized geometry makes it an essential component in OEM manufacturing and large-scale industrial production.

din125a 304 stainless steel flat washer


Product Overview

The DIN125A 304 stainless steel flat washer is manufactured according to DIN125A standards, ensuring precise dimensions, consistent thickness, and reliable load-bearing performance. Made from high-quality 304 stainless steel, it provides excellent resistance to rust, oxidation, and general corrosion in industrial environments.

The DIN125A 304 stainless steel flat washer is designed to reduce stress concentration under fasteners, protecting connected surfaces from deformation and wear. It is widely used in machinery, construction, automotive systems, and general engineering assemblies.

As part of OEM fasteners and fastening systems, the DIN125A 304 stainless steel flat washer ensures long-term structural reliability and stable fastening performance.


Product Specifications

Item Specification
Standard din125a
Product Name din125a 304 stainless steel flat washer
Material 304 stainless steel
Washer Type flat washer
Surface Finish natural stainless steel
Inner Diameter Range m2 – m36
Outer Diameter Range din125a standard
Thickness Range 0.3 mm – 6 mm
Load Type load distribution
Strength Grade standard stainless steel grade
Packaging box / bulk / oem packaging
Customization available

Technical Parameters

Parameter Value
Tensile Strength ≥ 500–700 mpa
Yield Strength ≥ 210–450 mpa
Hardness 70–95 hrb
Density 7.93 g/cm³
Corrosion Resistance excellent (general industrial environments)
Operating Temperature -50°c to 300°c
Flatness Tolerance din125a standard
Manufacturing Standard din125a / iso equivalent

Materials and Manufacturing Process

The DIN125A 304 stainless steel flat washer is manufactured through a precise stamping and finishing process to ensure dimensional accuracy and consistent performance.

  • raw material selection: high-quality 304 stainless steel sheet
  • stamping process: precision punching into washer shape
  • deburring: removal of sharp edges for safe assembly
  • heat treatment: improves stability and durability
  • surface finishing: maintains smooth stainless steel surface
  • cleaning process: removes oil and impurities
  • inspection: dimensional and flatness testing
  • packaging: protective export packaging

This ensures consistent performance for industrial fasteners used in demanding mechanical systems.


Applications of the Product

The DIN125A 304 stainless steel flat washer is widely used across multiple industries:

  • machinery manufacturing: load distribution in assemblies
  • automotive systems: engine and chassis fastening systems
  • construction engineering: structural steel connections
  • renewable energy: wind and solar installations
  • petrochemical industry: corrosion-resistant assemblies
  • marine engineering: saltwater-resistant fastening systems
  • electrical equipment: enclosure and panel fastening
  • industrial equipment: general mechanical systems
  • OEM production: mass assembly lines

It is an essential supporting component for nearly all bolted connections.


Why Choose This Product

  • high-quality 304 stainless steel material
  • excellent corrosion resistance performance
  • standardized din125a dimensional accuracy
  • effective load distribution function
  • protects mating surfaces from damage
  • stable performance in industrial environments
  • compatible with metric fastening systems
  • suitable for bulk OEM production
  • long service life and reliability

Why Choose Flybear

Flybear is a professional manufacturer specializing in industrial fastening systems and precision components.

  • advanced stamping and forming production lines
  • strict iso quality management system
  • strong oem customization capability
  • stable mass production capacity
  • global export experience
  • engineering technical support

Flybear provides reliable industrial fasteners and complete fastening solutions for global customers.


Quality Inspection and Control

Each DIN125A 304 stainless steel flat washer undergoes strict quality inspection:

  • chemical composition testing
  • tensile strength verification
  • hardness testing
  • dimensional accuracy inspection
  • flatness and thickness measurement
  • corrosion resistance testing
  • surface defect inspection
  • packaging quality inspection

All processes follow iso quality standards to ensure stable performance.


Selection Guide

When selecting a DIN125A 304 stainless steel flat washer, consider:

  • matching bolt and nut size
  • required load distribution level
  • environmental corrosion conditions
  • thickness and outer diameter requirements
  • assembly torque requirements
  • application industry standards

Proper selection ensures safe and durable fastening performance.


FAQ

1. what is din125a flat washer?
it is a standard washer used for load distribution in bolted connections.

2. what is the function of a flat washer?
it reduces surface pressure and prevents damage to connected parts.

3. is 304 stainless steel rust resistant?
yes, it offers strong corrosion resistance in most environments.

4. can it be used with all metric bolts?
yes, it is compatible with standard metric fastening systems.

5. can custom sizes be produced?
yes, flybear supports oem customization based on requirements.


We always adhere to the philosophy of quality first and customer first, providing customers with high-quality fastener products and one-stop fastener solutions.

For quotation, customization, and technical support, please Contact Us.

facebook (2)instagram 2 youtube (1)linkedin (1)

Scroll to Top