Glued Laminated Timber (Glulam) Testing and Grading Specifications

Key Testing Parameters

1. Fastener Testing

• - Specialized corrosion resistance testing
• - Designed for outdoor and high-salt environments
• - Includes accelerated aging tests
• - Complies with ASTM B117 and ISO 9227 standards

2. Full-Scale Component Testing

• - Specialized 80-meter testing platform
• - Designed for large glulam components
• - Accommodates various component sizes and configurations
• - Enables comprehensive structural evaluation

3. Concentrated Load Testing

• - Critical indicator of structural performance
• - Measures load-bearing capacity at specific points
- Conducted according to EN 408 and ASTM D3737 standards

4. Uniformly Distributed Line Load Testing

• - Evaluates overall structural load-bearing performance
• - Measures deformation characteristics under uniform load
• - Complements concentrated load testing for comprehensive evaluation

5. Lam stock Grading

• - Visual assessment by certified technicians
• - Mechanical testing using advanced equipment
• - Combined approach ensures optimal material selection

Material Specifications

• - Base Materials: Multiple wood species available

• - Fasteners:

  • - High corrosion resistance (minimum 304 stainless steel or equivalent)
  • - Special coatings for harsh environments
  • - Tested for long-term durability

• - Strength Properties:

  • - Meets EN 14080 and ANSI/AITC A190.1 standards
  • - Verified through comprehensive testing protocols
• - Quality Assurance: Continuous monitoring throughout production

Production and Testing Process

• 1. Combined visual and mechanical grading
• 2. Optimized lam stock arrangement
• 3. Precision gluing and pressing
• 4. Final quality inspection
• 5. Comprehensive load testing (both concentrated and uniformly distributed)
• 6. Full-scale testing on 80-meter platform
• 7. Fastener corrosion resistance testing