Union Stainless Steel Hex Nuts |
Name |
Hex Nuts |
Material |
Stainless Steel |
Size |
M3-M18 or non-standard as request&design |
Surface Treatment |
Electrical Zinc Coating. Ruspert, Dacroment,etc,Customized |
OEM |
Made in China |
Lead Time |
Based on quantity |
Stainless Steel Chemical Composition |
Grade |
C ≤ |
Si ≤ |
Mn ≤ |
P ≤ |
S ≤ |
Ni |
Cr |
Mo |
Other |
201 |
0.15 |
1.00 |
5.5-7.5 |
0.060 |
0.03 |
3.5-5.5 |
16-18 |
|
N≤0.25 |
304 |
0.08 |
1.00 |
2.00 |
0.045 |
0.03 |
8.0-10.0 |
18-20 |
|
|
304L |
0.03 |
1.00 |
2.00 |
0.045 |
0.03 |
8.0-12.0 |
18-20 |
|
|
321 |
0.08 |
1.00 |
2.00 |
0.045 |
0.03 |
8.0-13.0 |
17-19 |
|
Ti≤5*C% |
316 |
0.08 |
1.00 |
2.00 |
0.045 |
0.03 |
10.0-14.0 |
16-18 |
2-3 |
|
316L |
0.03 |
1.00 |
2.00 |
0.045 |
0.03 |
10.0-15.0 |
16-18 |
2-3 |
|
309S |
0.08 |
1.00 |
2.00 |
0.045 |
0.03 |
12.0-15.0 |
22-24 |
|
|
410 |
0.15 |
|
1.00 |
|
0.03 |
- |
11.5-13.5 |
|
|
420 |
0.26-0.4 |
|
1.00 |
|
0.03 |
- |
12-14 |
|
|
430 |
0.12 |
0.75 |
1.00 |
0.040 |
0.03 |
- |
16-18 |
|
|
Main Fastener Coating |
Types |
Application |
Spray Test Hours |
Characteristics |
Zinc, Electroplated |
All Metal |
96Hours |
Lower cost and bright surface |
Hot Dip Galvanized |
All Metal |
96Hours |
Low corrosion rate and resists mechanical damage. |
Electro Nickel |
All Metal |
200Hours |
Flexibility in plating volume and thickness |
Mechanical Plating |
Steel |
1000Hours |
Smooth finish with high anti-corrosion grade |
Black Oxide |
All Metal |
3-5Hours |
Cheap |
Dacrotized |
Steel |
1000Hours |
Pollution-free ceramic coating |
Passivation |
Stainless Steel |
/ |
Dissolved iron contaminants |
Wax |
Stainless Steel & Plated Fasteners |
Fair, used as a lubricate |
Used for ease of assembly |
Stainless steel nuts are a vital mechanical fastener used in countless applications to securely join bolts, screws, rods, and other threaded parts. Though often overlooked, nuts play an indispensable role in creating safe, reliable, and durable connections in everything from machinery to structural buildings.
Nuts come in a variety of styles and designs:
Hex nuts: Six-sided symmetrical shape for wrench gripping with maximum torque transfer. The most common type.
Wing nuts: Flanged edges provide finger grip for hand tightening in temporary applications.
Flange nuts: Larger flange base allows use in thin materials and provides an integrated washer.
Lock nuts: Nylon insert or deformed threads prevent loosening from vibration. Used for securing adjustable parts.
Cap nuts: Low profile cap shape allows flush fastening against surfaces.
Choosing the optimal nut requires evaluating:
Strength,Corrosion Resistance,Machine Thread Fit,Locking Ability,Cost.
Benefits of Proper Nut Use
Load Distribution: Nuts properly distribute load across threads, preventing damage.
Custom Fastening Force: Nut tightening allows adjustable clamping force for specific needs.
Reliable Service Life: Appropriate nut selection and tightening ensures durable, long-lasting connections.
Safety: Secure nut tightening prevents dangerous loose parts in critical systems.
In summary, often overlooked nuts serve an invaluable role as fasteners across endless applications.
With careful selection of size, style and material based on engineering requirements, nuts provide safe, reliable and durable functionality.