GC133-689 ASTM C133 Test Fixture


Model# GC133-689

GC133-689 performs three point rupture tests of refractories, as specified by ASTM C133. ASTM requires a test fixture with a curved surface to apply the load along the centerline of the test specimen. The support pieces must be at least the width of the test specimen, and means of aligning the test specimen should be included. Reference ASTM Standard C133, 2003, Standard Test Methods for Cold Crushing Strength and Modulus of Rupture Refractories, Drawing is copyright ASTM International, West Conshohocken, PA, 2003


  • Made per ASTM C133
  • Rated to 150kN (33,750 lbf)
  • For 9 in. long samples
  • Max. sample width 4.5 in.
  • 60 mm female cup adapter with a hole for a 25 mm dia. cross pin
Product Literature