Black Flat Washer

When it comes to industrial fastening solutions, the Flat Washer is a fundamental component known for its reliability and versatility. Among the various types available, the black flat washer stands out for its enhanced durability and aesthetic appeal. These washers are widely used in automotive, construction, and machinery applications to distribute the load of a threaded fastener, such as a bolt or nut. The Flat Washer plays a crucial role in preventing damage to surfaces and reducing the risk of loosening under vibration. With the black oxide finish, these washers offer improved corrosion resistance and a sleek, professional look that blends seamlessly into various assemblies. Whether you're working on heavy-duty equipment or precision instruments, incorporating a high-quality Flat Washer ensures long-lasting performance and safety. The black flat washer is particularly favored in environments where both functionality and appearance matter, making it a top choice for engineers and DIY enthusiasts alike.


The Black Flat Washer is engineered to meet rigorous industry standards, featuring precise dimensions and robust materials. Below is a detailed overview of its key parameters, presented in both list and table formats for clarity.

  • Material: Typically made from carbon steel with a black oxide coating for enhanced corrosion resistance.
  • Finish: Black oxide provides a matte black appearance and adds a protective layer against rust.
  • Standards: Complies with ASME B18.22.1 and other international specifications for consistency.
  • Applications: Suitable for automotive assemblies, machinery, plumbing, and general construction projects.
  • Benefits: Distributes load evenly, reduces surface damage, and minimizes fastener loosening.
Parameter Details
Inner Diameter (ID) Ranges from 1/4 inch to 2 inches, depending on size specifications.
Outer Diameter (OD) Typically 1.5 to 3 times the inner diameter for optimal load distribution.
Thickness Varies between 0.5 mm to 5 mm, ensuring compatibility with different fasteners.
Hardness Rockwell hardness of B70 to B100, providing durability under pressure.
Temperature Resistance Operates effectively in temperatures from -20°C to 200°C.
Packaging Available in bulk packs or small quantities, often in plastic bags or boxes.

Hot Products

  • High Efficiency Hexagon Nuts With Flange

    High Efficiency Hexagon Nuts With Flange

    Engineered from robust materials like hardened steel, high efficiency hexagon nuts with flange offer exceptional resistance to loosening under vibration and high stress.Xiaoguo® uses steel, stainless steel and other materials to make this nut.
  • T Head Fastening Bolts

    T Head Fastening Bolts

    T Head Fastening Bolts distribute weight evenly and are commonly used in places such as factories or construction sites where regular disassembly and reassembly are required. Each batch of products produced by the Xiaoguo® manufacturer undergoes relevant tests such as strength and rust resistance.
  • Large Ball Pin Socket For Automobile

    Large Ball Pin Socket For Automobile

    Baoding Xiaoguo Intelligent Equipment Co., LTD. is Large ball pin socket for automobile manufacturer and supplier in China who can wholesale Large ball pin socket for automobile. We can provide professional service and better price for you. If you interested in Large ball pin socket for automobile products, please contact with us. We follow the quality of rest assured that the price of conscience, dedicated service.
  • Blue Galvanized Press Riveting Screw

    Blue Galvanized Press Riveting Screw

    Trust in certified performance. The XIAO GUO Blue Galvanized Press Riveting Screw CE certified product meets stringent standards. Our durable Blue Galvanized Press Riveting Screw ensures long-term reliability in demanding environments.
  • Surface Mount Nut Columns

    Surface Mount Nut Columns

    Xiaoguo® surface mount nut columns are a type of special fasteners produced according to QIB/IND SMTS0 standards. We can customize Surface mount nut Columns according to customer needs.
  • Hexagon Fit Bolt With Dog Point

    Hexagon Fit Bolt With Dog Point

    The hexagon fit bolt with dog point has a hexagonal head and a smooth cylindrical shank with a thread that is smaller than the diameter of the cylinder.XiaoGuo® is a manufacturer in China.Our bolts are manufactured strictly in accordance with GB/T 27-1988. Our product prices are the most competitive and our product quality is good. We can provide free samples.

Send Inquiry

X
We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. By using this site, you agree to our use of cookies. Privacy Policy
Reject Accept