ASTM B771-87(2001)

1.1 This test method covers the determination of the fracture toughness of cemented carbides (K _IcSR ) by testing slotted short rod or short bar specimens.

1.2 Values stated in SI units are to be regarded as the standard. Inch-pound units are provided for information only.

1.3 This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety problems associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.

ASTM Standards

Keywords

Calibration--metals/alloys analysis instrumentation; Cemented carbides; Chevron notched specimen; Cracking--crack growth; Destructive testing; Distributed load test machine; Fabricated materials; Fracture testing; Grip slot; Load transducer calibration; Overhang; Slots--chevron/grip/crack; Tolerances--metals/alloys; Toughness;

ICS Code

ICS Number Code 77.160 (Powder metallurgy)

Citing ASTM Standards

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