ASME/ANSI B18.6.3-30-2013 Lobe socket concave large hex head screws
Product Overview:
ASME/ANSI B18.6.3-30-2013 Hexagon head screw is a professional design of high performance fasteners. In the structural features, the unique plum groove (six-lobe groove) design is significantly adopted, which not only provides higher torque transmission capability, but also enhances tool adaptability and ease of use. The concave brain design ensures that the tool is firmly held during installation, avoiding slippage and damage. The shape of the large hexagonal head is easy to use tools such as wrenches or pliers for tightening or loosening operation, which greatly improves the work efficiency. Widely used in machinery manufacturing, aerospace, automobile manufacturing and other fields.
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ASME/ANSI B18.6.3-30-2013 Lobe socket concave large hex head screws Details
Technical Specifications
Thread Size: 8# inches to 3/8 inches
Material: Stainless Steel
Product Overview
The design of this concave socket reduces the risk of slippage and loosening of the screws. It is widely used in mechanical equipment, building structures, automotive manufacturing, and other fields.
Main Functions and Advantages
Thread Size: 8# inches to 3/8 inches
Material: Stainless Steel
Product Overview
The design of this concave socket reduces the risk of slippage and loosening of the screws. It is widely used in mechanical equipment, building structures, automotive manufacturing, and other fields.
Main Functions and Advantages
- Concave socket design: The head of the screw adopts a cross-slot design, allowing it to be easily tightened and loosened with a standard cross-head screwdriver, thereby improving work efficiency and operational convenience.
- Hex head shape: The hex head design of the screw provides a larger contact area for wrenches, making it easier to tighten or loosen with wrenches or pliers and improving the stability and reliability of installation.
- Thread Characteristics: The thread design of the screw conforms to standard specifications to ensure the tightness and firmness of the threaded connection, preventing loosening and leakage.
- Mechanical equipment: The cross-slot hexagonal head screws are widely used in the connection and fixation of various mechanical equipment, such as machine tools, pumps, compressors, etc.
- Automobile manufacturing: In automobile manufacturing, these screws are used to connect and fix components such as engines, chassis, and bodies to ensure the structural integrity and safety of the vehicle.
- Aerospace: In the aerospace field, the requirements for screws are more stringent. The cross-slot (H-shaped) hexagonal head screws are widely used due to their high strength and reliability.
- Other fields: In addition, these screws are also applicable in other fields such as construction, electronics, and communication to meet various connection and fixation needs.






