European Standard Washer

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I. Product Overview

TheEuropean Standard Washer(EN 14399-compliant) is a high-performance fastening component designed for industrial and automotive applications. It ensures load distribution, vibration resistance, and joint stability in compliance with EU mechanical engineering standards.

• Type: High-strength hexagonal flange washer (EN 14399-3)
• Material: AISI 304/316 stainless steel (A2/A4 grade)
• Applications: Construction machinery, automotive, wind turbines
• Key Metrics:
  • Load Capacity: 120 kN (static), 45 kN (fatigue)
  • Corrosion Resistance: Salt spray test ≥ 1000h (EN ISO 9227)

II. Technical Specifications

III. Key Features

• Multi-Layer Design:
  • Flange Plate:Stress distribution optimization
  • Spring Washer:Vibration resistance (prevents loosening)
• Advanced Properties:
  • Fatigue Strength: 5×10⁶ cycles (EN 13001-3)
  • Temperature Resistance: -40°C to +300°C
  • Friction Coefficient: 0.08-0.12 (DIN 51350)
• Compliance:
  • EN 14399-3 (High-strength washers)
  • ISO 7412 (Hexagon socket head cap screws)

IV. Compliance Standards

• EN 1090-2 (Structural steel components)
• ISO 9001:2015 (Quality management)
• REACH SVHC (Chemical safety compliance)
• RoHS 2.0 (Heavy metal restriction)

V. Applications

1. Automotive:Suspension system fastening
2. Offshore:Wind turbine bolted joints
3. Railway:Rail fastener systems
4. Machinery:CNC equipment alignment

Installation Guidelines

1. Torque Setting: Use calibrated wrench (refer to VDI 2230)
2. Surface Prep: Clean threads with brake cleaner
3. Assembly: Avoid cross-threading

Maintenance

• Inspection Interval: Every 500 operating hours
• Replacement Criteria: Visible deformation >0.2mm

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