EN 2146:1992

Overview

EN 2146:1992 is a European standard from the CEN Aerospace series that defines the specifications for solid rivets with a universal head made from aluminium alloy 2017A. This standard focuses specifically on inch-based series rivets designed for aerospace applications. The rivets covered by EN 2146:1992 are engineered to operate at a maximum temperature of 120 °C, ensuring performance reliability within typical aerospace environmental conditions.

This standard is essential for manufacturers, engineers, and quality assurance professionals involved in aerospace component assembly, providing a consistent framework for material properties, dimensions, and performance criteria of aluminium alloy rivets.

Key Topics

• Solid Rivets with Universal Head
  EN 2146:1992 specifies rivets that are solid and feature a universal head design, suitable for a broad range of aerospace structural connections.

• Material: Aluminium Alloy 2017A
  The rivets are made from aluminium alloy 2017A, known for its favorable strength-to-weight ratio and corrosion resistance, critical for aerospace usage.

• Inch-Based Series Dimensions
  The standard applies inch-based series sizes, which align with aerospace industry preferences for inch measurement systems.

• Operating Temperature Limit
  Rivets conforming to this standard are rated for a maximum operating temperature of 120 °C, ensuring suitability for various aerospace environments.

• Dimensional and Mechanical Characteristics
  EN 2146:1992 outlines precise geometric dimensions as well as mechanical property requirements that rivets must meet to ensure proper fit and structural integrity.

Applications

EN 2146:1992 rivets are predominantly utilized in aerospace manufacturing and maintenance, where reliable fastening for lightweight structures is critical. Common applications include:

• Aircraft Structural Assemblies
  Used to join aluminium alloy components such as fuselage panels, wing structures, and control surfaces.

• Spacecraft Components
  Employed in spacecraft where weight savings and material performance at moderately elevated temperatures are necessary.

• Maintenance and Repair
  Replacement rivets conforming to this standard provide consistency and safety during aircraft maintenance.

• Prototype and Testing Phases
  Utilized in aerospace product development to ensure fastener standards conform to design criteria.

Related Standards

For comprehensive fastener selection and quality assurance in aerospace contexts, EN 2146:1992 should be considered alongside other relevant standards, including but not limited to:

• EN 1234 - Aerospace series rivets in other aluminium alloys and configurations
• EN 2111 - Aerospace fasteners in titanium alloys
• ISO 9001 - Quality management systems ensuring manufacturing consistency
• EN 1665 - Aerospace fasteners dimensional standards

Understanding and applying EN 2146:1992 in synergy with related standards ensures optimal performance, safety, and regulatory compliance in aerospace fastener applications.

Keywords: EN 2146, solid rivets, aerospace fasteners, aluminium alloy 2017A, universal head rivets, inch-based rivets, aerospace rivet standard, aluminum rivets aerospace, rivet operating temperature, CEN aerospace standards.