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96/711730 DC : DRAFT SEP 1996

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

ISO 12135 METALLIC MATERIALS - UNIFIED METHOD OF TEST FOR THE DETERMINATION OF QUASISTATIC FRACTURE TOUGHNESS
Withdrawn date

23-07-2013

Published date

23-11-2012

Foreword
1 SCOPE
2 NORMATIVE REFERENCES
3 DEFINITIONS
4 SYMBOLS AND DESIGNATIONS
5 GENERAL REQUIREMENTS
  5.1 Introduction
  5.2 Test specimens
  5.3 Pre-Test Requirements
  5.4 Test Apparatus
  5.5 Test Requirements
  5.6 Post-Test Measurements
6 DETERMINATION OF FRACTURE TOUGHNESS FOR STABLE
  AND UNSTABLE CRACK EXTENSION
  6.1 General
  6.2 Determination of plane strain fracture
      toughness, K[Ic]
  6.3 Determination of fracture toughness in terms
      of delta
  6.4 Determination of fracture toughness in terms
      of J
7 DETERMINATION OF RESISTANCE CURVES (Delta-Delta a
  and J-Delta a) AND INITIATION VALUES (Delta[0.2CL]
  and J[0.2CL], Delta[i] and J[i]) FOR STABLE CRACK
  EXTENSION
  7.1 General
  7.2 Test Procedure
  7.3 Calculations of Delta and J
  7.4 R-Curve Plot
  7.5 Qualification of Resistance Curves
  7.6 Determination and Qualification of Delta[0.2CL]
      and J[0.2CL]
8 TEST REPORT
FIGURES
ANNEXES
A Crack plane orientation (normative)
B Stress intensity factor coefficients and compliance
  relationships (normative)
C Measurement of load-line displacement (q) in a
  three point bend specimen (informative)
D Derivation of Pop-in equations (informative)
E Analytical method for the determination of V[p]
  (informative)
F Single specimen methods (informative)
G Power law fits to crack extension data (normative)
H Determination of Delta[i] and J[i]
I Tables
J Bibliography

(ISO/CD 12135)

Committee
ISE/NFE/4/4
DocumentType
Draft
PublisherName
British Standards Institution
Status
Withdrawn

ISO 9513:2012 Metallic materials — Calibration of extensometer systems used in uniaxial testing
ISO 3785:2006 Metallic materials — Designation of test specimen axes in relation to product texture
ISO 7500-1:2015 Metallic materials Calibration and verification of static uniaxial testing machines Part 1: Tension/compression testing machines Calibration and verification of the force-measuring system

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