DIN 125 Titanium Flat Washers - High-Performance Corrosion-Resistant Fastener Components
DIN 125 titanium flat washers are precision-manufactured fastener accessories designed to distribute load, reduce surface wear, and improve joint stability in bolted assemblies. Produced from corrosion-resistant titanium and titanium alloys, these washers outperform standard steel and stainless steel alternatives in aggressive environments where chemical attack, chloride exposure, and long service life are key concerns. Their flat, uniform shape makes them ideal for use in conjunction with bolts, screws, and nuts across demanding industrial applications.
Manufactured to the DIN 125 standard, these flat washers ensure consistent outer and inner diameters, thickness tolerances, and surface flatness - supporting reliable clamping force distribution with repeatable performance in critical assemblies. DIN 125 Titanium Flat Washers are always used to reduce friction, preventing leakage, isolating, preventing loosening or dispersing pressure.TSM Technology offers DIN 125 Titanium Flat Washers with superior corrosion resistance and lightweight performance, ideal for aerospace, marine, chemical, and high-end mechanical assemblies.
More Material you may need
Besides the materials here, we can produce some other materials like stainless steel and Mo fasteners to help you save cost.Please let me know at info@tsm-titanium.com
Surface Treatment
Blue,Purple,Golden,Green,Multiple color
Coating(Black,Red)
Heated Treatment (Russian Standard)
|
ISO Standard |
Composition |
France Standard |
Russian Standard |
DIN Standard |
JIS Standard |
UNS Standard |
|
Grade2 |
CP2 |
T40 |
BT1-0 |
3.7035 |
TP340 |
UNS R50400 |
|
Grade5 |
6al4v |
TA6V |
OT4 |
3.7225 |
TAP6400 |
UNS R56400 |
|
Nominal Size |
ID |
OD |
T |
|||
|
Internal Diameter |
Outside Diameter |
Thickness |
||||
|
Max |
Min |
Max |
Min |
Max |
Min |
|
|
3 |
3.38 |
3.2 |
7 |
6.64 |
0.55 |
0.45 |
|
3.5 |
3.88 |
3.7 |
8 |
7.64 |
0.55 |
0.45 |
|
4 |
4.48 |
4.3 |
9 |
8.64 |
0.9 |
0.7 |
|
5 |
5.48 |
5.3 |
10 |
9.64 |
1.1 |
0.9 |
|
6 |
6.62 |
6.4 |
12 |
11.57 |
1.8 |
1.4 |
|
8 |
8.62 |
8.4 |
16 |
15.57 |
1.8 |
1.4 |
|
10 |
10.77 |
10.5 |
20 |
23.48 |
2.2 |
1.8 |
|
12 |
13.27 |
13 |
24 |
23.48 |
2.7 |
2.3 |
|
16 |
17.27 |
17 |
30 |
29.48 |
3.3 |
2.7 |
|
20 |
21.33 |
21 |
37 |
36.38 |
3.3 |
2.7 |
DIN 125 Standard - What It Means for Your Fastening System
The DIN 125 specification defines flat washer geometry - including inner diameter, outer diameter and thickness - to ensure compatibility with metric bolts and screws. Key benefits of complying with this standard include:
1
2
3
4
Using DIN-compliant titanium washers helps maintain uniform clamping force and reduces the likelihood of fastener loosening under vibration or dynamic loads.
The Similar Standard to DIN125
|
DIN 125 |
NF E 25-514 A |
|
ISO 7090 |
UNI 1750 |
|
ISO 7091 |
UNI 1734 |
| ASME/ANSI B 18.22M | UNI 6952 |
| BS 3410 | CNS 5115 |
| JIS B1220 | As your drawings |
Key Advantages
Outstanding Corrosion Resistance
Titanium naturally forms a durable passive oxide layer that protects against corrosion in seawater, chlorides, acidic media, and many industrial chemicals. This makes titanium flat washers especially suitable for marine structures, chemical plants, and offshore equipment where fastener integrity directly impacts maintenance cycles and operational uptime.
Thermal Stability & Dimensional Integrity
Titanium maintains mechanical properties over a broad temperature range, offering consistent performance in heat exchangers, power systems, and process equipment where thermal cycling is a concern.
Superior Strength-to-Weight Ratio
Titanium washers deliver high structural performance at a fraction of the weight of steel equivalents, supporting overall system weight reduction without compromising load distribution and mechanical stability.
Non-Magnetic & Biocompatible
Non-magnetic behavior and biocompatibility allow these washers to be used in medical devices, electronic housings, and precision instrumentation without interference and with long-term reliability.
Typical Industrial Applications
Titanium flat washers are widely used in industries where performance and service life are critical:
✦ Marine, Offshore & Desalination
For bolted connections exposed to seawater and salt spray, titanium washers resist pitting and crevice corrosion far better than stainless steel.
✦ Chemical & Petrochemical
In corrosive process environments, these washers protect flanged joints, pump assemblies, and piping connections.
✦ Aerospace & Defense
Lightweight yet strong fastener systems, including washers, support structural assemblies, control linkages, and avionics brackets.
✦ Power Generation & Heat Transfer
In heat exchanger bundles and steam systems where corrosion resistance and thermal cycling tolerance are required.
✦ Precision Machinery & Electronics
Used in assemblies where stable clamping and non-magnetic performance are essential.
Why Choose TSM Technology DIN 125 Titanium Flat Washers
As a fastener manufacturer with over 20+ years of experience in titanium and nickel alloys, TSM Technology produces precision-machined titanium flat washers with strict quality control, reliable material traceability, and manufacturing consistency. Our advanced facility - equipped for both standard production and customized engineering solutions - supports global procurement needs for automotive, chemical, electronics and other demanding industries.
M1-M3 washers are available here
Large Stock both in Flat Washers and Spring Washers
OEM/ODM Titanium fasteners supported
Qualified Material Certificate as requested
Products Packing
Complete packing to ensure the safest transportation.
Production Equipments
The most popular products from the most advanced equipment and skilled technology.
Certificate
Titanium Fair
Contact us
TSM Technology's titanium flat washers are supplied with material test documentation, dimension certificates, and can be customized in material grade, finish and tolerance to match your engineering requirements. Contact us for specification support, quotation and delivery timelines.
If you are looking for a durable and lightweight solution for your project, look no further than our Titanium Screw. For quotations and technical support: Email: info@tsm-titanium.com
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