Oxide Black ASTM A325 heavy hex head bolt set used in confined spaces

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Material: Carbon Steel
Type: Hexagon Head
Connection: Common Bolt
Head Style: Hexagonal
Standard: DIN
Grade: 8.8
Product Code 100052
Reference FOB Price US$0.090-2.00 / Piece
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The oxide black ASTM A325 heavy hex head bolt set is designed for use in confined spaces, providing a strong and reliable fastening solution. These bolts are specially coated to withstand harsh environmental conditions and are manufactured to meet the ASTM A325 standard, ensuring high quality and durability. With their heavy hex head design, they offer increased grip and torque, making them suitable for heavy-duty applications. Whether used in construction, machinery, or industrial equipment, these bolts provide a secure and long-lasting connection. Their black oxide finish not only provides a sleek appearance but also protects against corrosion, making them an ideal choice for both indoor and outdoor use. Overall, these bolts are a versatile and reliable option for fastening in confined spaces.


Industry-specific attributes
GradeA325 , Type 1
FinishBlack, Plain, HDGDia1/2, 5/8,3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8, 1-1/2
MaterialSteelLength1-1/2" to 10"
Other attributes
FinishBlack, Plain, Hot Dip Galvanized
Place of OriginChinaThread StyleRight Hand, UNC
Brand NameOEMNut StyleASTM A563 , A1942H
Model Numberbolt a325Usageused in structural steel connections
StandardASME B18.2.6Free SamplesFree of charge and will be dispatched in 7 days
Product TypeA325 Bolt


* * Application of 8.8/10.9/12.9 grade carbon steel screw * *

In the industrial field, especially in the scene where the fastener requirements are very strict, the high strength external hex bolt oxidation blackening has won wide recognition with its unique material and process treatment. The screws not only show excellent mechanical properties, but also perform well in dealing with a variety of harsh work environments.

Specifically, the 8.8/10.9/12.9 grade carbon steel screws are made of carefully selected carbon steel material, with precise heat treatment and strict quality control, to ensure that each screw meets the predetermined strength standard. The tensile strength and yield strength of these screws is far more than ordinary screws, which can easily cope with high load and high pressure working environment. Whether under the huge tensile force or bending force, they can maintain a stable performance, not easy to break or deformation.

In addition to the high strength characteristics, the fatigue resistance of these screws is also extremely excellent. After a long period of use and cyclic load action, they can still maintain a good connection effect, without loosening or failure situation. This fatigue resistance property makes them the preferred fasteners for many key mechanical components.

In addition, the oxidation blackening treatment adds a protective film to these screws. Through the oxidation blackening process, the surface of the screw forms a dense layer of oxide film, which can effectively isolate the corrosion medium and resist the erosion of the external environment. Even in wet, salt spray and other harsh environments, these screws can maintain their original performance and appearance for a long time, thus greatly extending the service life.

High strength external hexagonal bolt oxidation black 8.8/10.9/12.9 grade carbon steel screw application range is extremely wide. In automotive manufacturing, they are used to connect key components such as engines, chassis, and suspension systems to ensure the stability and safety of cars in a variety of extreme driving conditions. In the machinery manufacturing industry, these screws play a key role in connecting various mechanical parts to ensure the normal operation and accuracy of the machinery. In addition, in the field of construction, they are also widely used to connect steel structures, Bridges, building frames and other important components, providing a strong guarantee for the safety and stability of buildings.

To sum up, the high strength external hexagonal bolt oxidation black 8.8/10.9/12.9 grade carbon steel screw with its excellent performance and wide application field, has become an indispensable fastener in the industrial field. Its high strength, fatigue resistance, corrosion resistance and other characteristics, so that they can maintain a stable performance in a variety of harsh environment, for a variety of industrial equipment safe operation to provide a solid guarantee. With the continuous progress of technology and the continuous development of industry, the performance and application fields of these screws will be further expanded and improved.


Customization

Customized logo
Min. order: 100000
Customized packaging
Min. order: 100000
Graphic customization
Min. order: 100000


上海松隐坤申贸易有限公司
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