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Welcome to GIC Fasteners, your trusted source for precision-engineered 17-4PH Washers that adhere to a wide range of industry standards, including DIN, ASTM, ISO, BS, and equivalent international specifications. Our unwavering commitment to excellence in manufacturing ensures that each 17-4PH Washer we produce is crafted to meet the highest quality and performance standards. Renowned for its exceptional corrosion resistance, 17-4PH stainless steel is the preferred choice for critical applications in aerospace, marine, and offshore industries. At GIC Fasteners, we take pride in delivering reliable and secure fastening solutions that elevate the performance of your equipment. When precision and reliability are paramount, trust GIC Fasteners to provide top-notch 17-4PH Washers that meet global quality standards.
When it comes to precision and reliability in industrial applications, GIC Fasteners stands as the leading manufacturer of 17-4PH Washers. Our commitment to excellence and expertise in stainless steel alloys ensure that every washer we produce meets the highest standards of quality and performance.
17-4PH stainless steel is known for its exceptional corrosion resistance and durability, making it an ideal choice for demanding environments. At GIC Fasteners, our team of experts meticulously crafts each washer to ensure a secure fit and optimal load distribution. If you’re looking for top-notch 17-4PH Washers, don’t hesitate to contact us at sales@gicfasteners.com. Trust GIC Fasteners for all your fastening solutions and experience the difference that precision engineering and quality can make in your projects.
| Specifications | : | ASTM A479 / ASME SA479 |
| Standard | : | DIN, ASTM, BS, ISO and all International Standards |
| Size | : | M02 to M33 |
| Length | : | 3 mm to 200 mm |
| Type | : | Flat Washers, Spring Lock Washers, Sealing Washer, Split Washer, Slot Washer, Machine Washer, Star Washer, Fender Washers, Wave Washers, Hex Washers, Internal Tab Washers, etc. |
| SS 17-4ph | Ni | C | Mo | Mn | Si | S | Cr |
| 3.00 – 5.00 | 0.07 | 0.60 | 1.50 | 0.70 | 0.015 | 15.0 – 17.0 |
| Density | Melting Point | Yield Strength (PSI) |
Tensile Strength (PSI) | Elongation |
| 7.8 |
1425 °C |
170 | 190 | 10 % |
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
| 17-4ph | N08020 | 2.4660 | Z2NCUD31-20AZ | NiCr20CuMo | – | – | – |
Bolt Size
|
USS
|
SAE
|
||||
OD (in.)
|
ID (in.)
|
Thickness
|
OD (in.)
|
ID (in.)
|
Thickness
|
|
1/8 (#6)
|
-
|
-
|
-
|
0.375
|
0.156
|
.036/.065
|
5/32 (#8)
|
-
|
-
|
-
|
0.438
|
0.188
|
.036/.065
|
3/16 (#10)
|
0.560
|
0.250
|
.036/.065
|
0.500
|
0.220
|
.036/.065
|
7/32 (#12)
|
-
|
-
|
-
|
0.562
|
0.250
|
.051/.080
|
1/4 (#14)
|
0.734
|
0.312
|
.051/.080
|
0.625
|
0.281
|
.051/.080
|
5/16
|
0.875
|
0.375
|
.064/.104
|
0.688
|
0.344
|
.051/.080
|
3/8
|
1.000
|
0.438
|
.064/.104
|
0.812
|
0.406
|
.051/.080
|
7/16
|
1.250
|
0.500
|
.064/.104
|
0.922
|
0.469
|
.051/.080
|
1/2
|
1.375
|
0.562
|
.086/.132
|
1.062
|
0.531
|
.074/.121
|
9/16
|
1.469
|
0.625
|
.086/.132
|
1.156
|
0.594
|
.074/.121
|
5/8
|
1.750
|
0.688
|
.108/.160
|
1.312
|
0.656
|
.074/.121
|
3/4
|
2.000
|
0.812
|
.122/.177
|
1.469
|
0.812
|
.108/.160
|
7/8
|
2.250
|
0.938
|
.136/.192
|
1.750
|
0.938
|
.108/.160
|
1
|
2.500
|
1.062
|
.136/.192
|
2.000
|
1.062
|
.108/.160
|
1 1/8
|
2.750
|
1.250
|
.136/.192
|
2.250
|
1.250
|
.108/.160
|
1 1/4
|
3.000
|
1.375
|
.136/.192
|
2.500
|
1.375
|
.136/.192
|
1 3/8
|
3.250
|
1.500
|
.153/.213
|
2.750
|
1.500
|
.136/.213
|
1 1/2
|
3.500
|
1.625
|
.153/.213
|
3.000
|
1.625
|
.153/.213
|
1 5/8
|
3.750
|
1.750
|
.153/.213
|
-
|
-
|
-
|
1 3/4
|
4.000
|
1.875
|
.153/.213
|
-
|
-
|
-
|
1 7/8
|
4.250
|
2.000
|
.153/.213
|
-
|
-
|
-
|
2
|
4.500
|
2.125
|
.153/.213
|
-
|
-
|
-
|
2 1/4
|
4.750
|
2.375
|
.320/.248
|
-
|
-
|
-
|
2 1/2
|
5.000
|
2.625
|
.210/.280
|
-
|
-
|
-
|
2 3/4
|
5.250
|
2.875
|
.228/.410S
|
-
|
-
|
-
|
3
|
5.500
|
3.125
|
.249/.327
|
-
|
-
|
-
|
Size |
USS |
SAE |
||||
|---|---|---|---|---|---|---|
Inside Diameter (A) |
Outside Diameter (B) |
Thickness (C) |
Inside Diameter (A) |
Outside Diameter (B) |
Thickness (C) |
|
#2 |
- |
- |
- |
3/32" |
1/4" |
0.020" |
#4 |
- |
- |
- |
1/8" |
5/16" |
0.032" |
#6 |
- |
- |
- |
5/32" |
3/8" |
0.049" |
#8 |
- |
- |
- |
3/16" |
7/16" |
0.049" |
#10 |
- |
- |
- |
7/32" |
1/2" |
0.049" |
#12 |
- |
- |
- |
1/4" |
9/16" |
0.065" |
1/4" |
5/16" |
0.734" |
0.065" |
9/32" |
5/8" |
0.065" |
5/16" |
3/8" |
7/8" |
0.083" |
11/32" |
11/16" |
0.065" |
3/8" |
7/16" |
1" |
0.083" |
13/32" |
13/16" |
0.065" |
7/16" |
1/2" |
1-1/4" |
0.083" |
15/32" |
15/16" |
0.065" |
1/2" |
9/16" |
1-3/8" |
0.109" |
17/32" |
1-1/16" |
0.095" |
9/16" |
5/8" |
1-15/32" |
0.109" |
19/32" |
1-5/32" |
0.095" |
5/8" |
11/16" |
1-3/4" |
0.134" |
21/32" |
1-5/16" |
0.095" |
3/4" |
13/16" |
2" |
0.148" |
13/16" |
1-15/32" |
0.134" |
7/8" |
15/16" |
2-1/4" |
0.165" |
15/16" |
1-3/4" |
0.134" |
1" |
1-1/16" |
2-1/2" |
0.165" |
1-1/16" |
2" |
0.134" |
1-1/8" |
1-1/4" |
2-3/4" |
0.165" |
- |
- |
- |
1-1/4" |
1-3/8" |
3" |
0.165" |
- |
- |
- |
1-3/8" |
1-1/2" |
3-1/4" |
0.180" |
- |
- |
- |
1-1/2" |
1-5/8" |
3-1/2" |
0.180" |
- |
- |
- |
1-5/8" |
1-3/4" |
3-3/4" |
0.180" |
- |
- |
- |
1-3/4" |
1-7/8" |
4" |
0.180" |
- |
- |
- |
2" |
2-1/8" |
4-1/2" |
0.213" |
- |
- |
- |
| Industry/Applications | Usage |
|---|---|
| Aerospace | Used in aircraft components, landing gear, and structural fastening due to their high strength and corrosion resistance. |
| Automotive | Applied in automotive assembly, especially in critical areas such as engine components and suspension systems. |
| Marine | Preferred in marine environments for their excellent corrosion resistance, ensuring longevity in saltwater conditions. |
| Chemical Processing | Utilized in chemical plants for fastening equipment exposed to corrosive chemicals and high temperatures. |
| Oil and Gas | Found in offshore platforms and pipelines, offering reliability in harsh oil and gas exploration environments. |
| Medical Devices | Used in medical equipment and devices for their biocompatibility and resistance to sterilization processes. |
| Manufacturing | Applied in various manufacturing processes to ensure secure fastening in heavy machinery and equipment. |
Explore our comprehensive range of products, ensuring you find the perfect solution for your specific requirements.
Save money without compromising on quality, thanks to our competitive prices and cost-effective options.
Personalized assistance, prompt responses, and a commitment to meeting your needs, making your purchase process seamless.
17-4PH Washers stand out due to their exceptional corrosion resistance and high strength, making them ideal for demanding applications.
These washers find applications across various industries, including aerospace, automotive, and marine, where robust fasteners are essential.
Yes, GIC Fasteners manufactures 17-4PH Washers in compliance with DIN, ASTM, ISO, and BS standards, ensuring precision and quality.
In aerospace, these washers provide reliable fastening in critical components, thanks to their corrosion resistance and high tensile strength.
Absolutely, their corrosion resistance makes them a preferred choice for marine applications, ensuring durability in saltwater conditions.
These washers excel in chemical processing, withstanding corrosive chemicals and high temperatures encountered in the industry.
Certainly, GIC Fasteners offers customization options to meet specific project requirements, providing tailored solutions.
The long service life of 17-4PH Washers reduces the need for replacements, contributing to sustainability and minimizing waste.
Yes, they maintain their mechanical properties at elevated temperatures, making them suitable for high-temperature environments.
