Stainless Steel Hex Domed Cap Nut

Specifications for Stainless Steel DIN1587 Hex Dome Cap Nut

Basic Information
● Standard: DIN1587 is the standard that these cap nuts comply with, which defines their dimensions, technical requirements and other aspects.
● Materials: Usually made of A2 (equivalent to 304) or A4 (equivalent to 316) stainless steel, offering good corrosion resistance and high temperature resistance.
● Size: Common sizes range from M4 to M24, with specific dimensions including inner diameter, outer diameter, height and other parameters strictly defined by the standard.

Structural Features
● Hexagonal Body: The main body is hexagonal, facilitating the use of wrenches for tightening and loosening, and ensuring reliable connection with bolts.
● Domed Cap: There is a domed cap on one end of the nut, which can cover the exposed part of the bolt after fastening, providing protection.

Advantages
● Corrosion Resistance: The stainless steel material endows excellent corrosion resistance, suitable for use in harsh environments such as humid and corrosive ones.
● Good Sealing: The cap design can prevent water, dust and corrosive substances from entering, protecting the bolt and improving the service life of the connection.
● Aesthetic Appearance: The smooth and shiny surface of the cap nut, together with its regular shape, enhances the overall aesthetics of the connected parts.

Applications
● Automotive Industry: Used in the assembly of automotive engines, chassis and other components to protect bolts from the erosion of rainwater, mud and other substances.
● Construction Field: Applied in the installation of building curtain walls, handrails and other parts to enhance the anti-corrosion and anti-oxidation capabilities.
● Mechanical Equipment: In various mechanical equipment, they are used to fasten and connect parts, protecting the internal structure of the equipment.

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