ASTM C273

Designed in compliance with the ASTM C273 standard, this test fixture is engineered for determining the shear properties of sandwich core materials. Featuring universal joint connections for self-adaptive alignment, it ensures the loading axis consistently passes through the diagonally opposite corners of the specimen. It is an essential tool for evaluating both continuous and discontinuous bonded core materials, providing critical data for sandwich panel design, research, and quality assurance.

Overview

Designed in accordance with the ASTM C273 standard, this fixture is applicable for the tensile and compressive shear testing of honeycomb composite materials. Through self-adaptive adjustment, the fixture maintains the loading force strictly along the diagonal of the specimen.

Design Features and Benefits

• Equipped with universal joint connections to ensure the direction of the applied force passes precisely through the diagonally opposite corners of the specimen.
• Features a deformation measurement device capable of determining the tensile or compressive strain of the specimen.
• Interchangeable loading plates are provided to accommodate test specimens of various dimensions.

Applications

• Designed in compliance with the ASTM C273 standard, this fixture is applicable for a variety of sandwich structure core materials, including those with continuous bonding surfaces (such as balsa wood, foams, etc.) and those with discontinuous bonding surfaces (such as honeycomb structures, etc.). It evaluates the performance of sandwich core materials under shear loading, determining the shear strength parallel to the plane of the sandwich and the shear modulus associated with strain in a plane perpendicular to the facings. This provides robust support for the design, research and development, application, and quality assurance of sandwich panels.

Technical Specifications:

Model Number ACAC 273B0 ACAC 273C0 ACAC 273C0
1 Part No. 1JAASC273X05 1JAASC273X02 1JAASC273X17
2 Test Type Compression Tension Tension
3 Max Load (kN) 20 20 20
4 Dimensions (L×W×H) (mm) 595 × 85 × 130 750 × 105 × 92 625 × 105 × 92
5 Weight (kg) 13.5 23.2 9.6
6 Operating Temperature (°C) RT RT RT
7 Build Material Steel Steel Steel
8 Connecting Interface (mm) Φ20, Φ31.75, Φ40
Hydraulic grip adapter (Optional)
9 Sample Size (L×W×T) (mm) 250 × 60 × (5~25) 250 × 60 × (5~25) 150 × 60 × (5~25)
10 How to Use Used in conjunction with a dial indicator or extensometer to measure deformation

Related Products:

Part No. Model Code Description
3PZLYB000021 543-791B Mitutoyo Dial Indicator 12.7mm
1PZLCG000426 LCE50/10 Room Temperature Axial Extensometer / Lishi

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