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Products » Testing Accessories » Flex Fixtures » 3 and 4 Point Flexure Fixture Options » Universal Pivot Supports, 300 mm

Universal Pivot Supports for Flexural Testing of Brittle Material Specimens up to 300 mm (12 in) width

General Purpose Flexure Fixtures

  • Flexure fixtures, 3 and 4 Point
  • Flexure Fixture Options
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W-6814
  • W-6814
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  • Specifications
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Universal pivot supports for flexural testing of brittle material specimens up to 300 mm (12.0) width in accordance with EN 12390-5, EN 13161, ASTM C67, C133, C203, C348, D1635, JIS A1106. Four supports are supplied for either 3 point or 4 point (sometimes referred to as third point) flexural testing. Upper and lower supports are mounted to a t-slot base for adjustment of upper and lower spans.

  • Lower support span: 50.8 mm to 945 mm (2.0 to 37.3 in)
  • Upper support span: 50.8 mm to 445 mm (2.0 to 17.6 in)
  • Support diameter: 31.8 mm (1.25 in)
  • Specimen width: up to 300 mm (12.0 in)
  • Support height: 81.0 mm (3.19 in)

Maximum Capacity of lower support fixture (applicable to 3 point flexure testing where upper span is zero):

  • Overall maximum: 222 kN (50,000 lbf)
  • If installed with overhang, capacity is rated per below

Capacity = 222kN (50,000 lbf) where x < 63 mm (2.5 in)

Capacity (kN) = 12,600/x when x > 63 mm

Capacity (lbf) = 111,900/x when x > 2.5 in

Where x = distance from end of machine loading table to lower flexure support

Maximum Capacity of upper loading nose fixture (applicable for 4 point (third point) flexure testing):

  • Overall maximum: 200 kN (45,000 lbf)
  • 100 mm (4 in) span: 200 kN (45,000 lbf)
  • 150 mm (6 in) span: 165 kN (37,300 lbf)
  • 200 mm (8 in) span: 124 kN (27,975 lbf)
  • 250 mm (10 in) span: 99 kN (22,380 lbf)
  • 300 mm (12 in) span: 83 kN (18,650 lbf)

Effective height not including specimen height: 324 mm (12.76 in)

Accessory Diameter 31.8 mm (1.25 in)
  • T-Slot Bases, Upper and Lower for Flexure Fixture Supports
  • Center Pivot Supports for Flexural Testing of Brittle Material Specimens
  • Center Pivot Supports for Flexural Testing of Brittle Material Specimens up to 300 mm (12 in) width
  • Universal Pivot Supports for Flexural Testing of Brittle Material Specimens

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