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ASTM Selected Technical Papers
Constraint Effects in Fracture
By
EM Hackett
EM Hackett
1
U.S. Nuclear Regulatory Commission
,
Washington, DC
;
symposium chairman and co-editor
Search for other works by this author on:
K-H Schwalbe
K-H Schwalbe
2
GKSS Research Center
,
Federal Republic of Germany
;
symposium co-chairman and co-editor
Search for other works by this author on:
RH Dodds, Jr Jr
RH Dodds, Jr Jr
3
University of Illinois
,
Urbana, IL
;
symposium co-chairman and co-editor
Search for other works by this author on:
ISBN-10:
0-8031-1481-8
ISBN:
978-0-8031-1481-4
No. of Pages:
514
Publisher:
ASTM International
Publication date:
1993

This study examined the effect of specimen size on J-R curves for reactor pressure vessel (RPV) steels. Overall comparisons for monolithic materials (base plate and forging) indicated that no significant size effect is apparent, using standard formulations for the J-integral within commonly accepted validity bounds. However, materials that are composite in nature, such as weld materials, or exhibit macro-scale inhomogeneities gave significant differences in JR curve trends for different sizes of specimens.

1.
Rice
,
J. R.
, “
A Path Independent Integral and the Approximate Analysis of Strain Concentration by Notches and Cracks
,”
Transactions of ASME, Journal of Applied Mechanics
, Vol.
35
,
06
1968
, pp. 379–386.
2.
Merkle
,
J. G.
and
Corten
,
H. T.
, “
A J-integral Analysis for the Compact Specimen, Considering Axial Force as Well as Bending Effects
,”
Transactions of ASME, Journal of Pressure Vessel Technology
,
11
1974
, pp. 286–292.
3.
Ernst
,
H. A.
and
Paris
,
P. C.
, “
Techniques of Analysis of Load-Displacement Records by J-Integral Methods
,” NUREG/CR-1222,
U.S. Nuclear Regulatory Commission
, Washington, DC.,
01
1980
.
4.
Ernst
,
H. A.
, “
Materials Resistance and Instability Beyond J-Controlled Crack Growth
,”
Elastic-Plastic Fracture
, ASTM STP 803, Vol.
I
,
ASTM
,
Philadelphia
,
1983
, pp. 191–213.
5.
Hutchinson
,
J. R.
and
Paris
,
P. C.
, “
The Theory of Stability Analysis of J-Controlled Crack Growth
,”
Elastic-Plastic Fracture
, ASTM STP 668,
ASTM
,
Philadelphia
,
03
1979
, pp. 37–64.
6.
Shih
,
C. F.
, “
An Engineering Approach for Examining Crack Growth and Stability in Flawed Structures
,”
Proceedings of CSNI Specialists Meeting in Plastic Tearing Instability
, NUREG/CP-0010,
U.S. Nuclear Regulatory Commission
,
Washington, DC.
,
01
1980
.
7.
McCabe
,
D. E.
and
Landes
,
J. D.
, “
JR-Curve Testing of Large Compact Specimens
,”
Elastic-Plastic Fracture
, ASTM STP 803, Vol.
II
,
ASTM
,
Philadelphia, PA
,
1983
, pp. 353–371.
8.
Shih
,
C. F.
,
deLorenzi
,
H. G.
, and
Andrews
,
W. R.
, “
Studies on Crack Initiation and Stable Crack Growth
,”
Elastic-Plastic Fracture
, ASTM STP 668,
ASTM
,
Philadelphia
,
03
1979
, pp. 65–120.
9.
Vassilaros
,
M. G.
,
Joyce
,
J. A.
, and
Gudas
,
J. P.
, “
Effects of Specimen Geometry on the JI-R Curve for ASTM A533B Steel
,”
Fracture Mechanics: Twelfth Conference
, ASTM STP 700,
ASTM
,
Philadelphia
,
1980
, pp. 251–270.
10.
Davis
,
D. A.
,
Vassilaros
,
M. G.
, and
Gudas
,
J. P.
, “
Specimen Geometry and Extended Crack Growth Effects on JI-R Curve Characteristics for HY-130 and ASTM A533B Steels
,”
Elastic-Plastic Fracture
, ASTM STP 803, Vol.
II
,
ASTM
,
Philadelphia
,
1983
, pp. 582–610.
11.
Hiser
,
A. L.
and
Loss
,
F. J.
, “
Alternative Procedures for J-R Curve Determination
,” NUREG/CR-3402,
U.S. Nuclear Regulatory Commission
, Washington, DC.,
07
1983
.
12.
Saxena
,
A.
and
Hudak
,
S. J.
, Jr.
, “
Review and Extension of Compliance Information for Common Crack Growth Specimens
,”
International Journal of Fracture
, Vol.
14
, No.
5
,
10
1978
, pp. 453–468.
13.
Rice
,
J. R.
,
Drugan
,
W. J.
, and
Sham
,
T.-L.
, “
Elastic-Plastic Analysis of Growing Cracks
,”
Fracture Mechanics: Twelfth Conference
, ASTM STP 700,
ASTM
,
Philadelphia
,
1980
, pp. 189–221.
14.
Ernst
,
H.
,
Paris
,
P. C.
,
Rossow
,
M.
, and
Hutchinson
,
J. W.
, “
Analysis of Load-Displacement Relationships to Determine J-R Curve and Tearing Instability Material Properties
,”
Fracture Mechanics
, ASTM STP 677,
ASTM
,
Philadelphia
,
1979
, pp. 581–599.
15.
Joyce
,
J. A.
,
Ernst
,
H.
, and
Paris
,
P. C.
, “
Direct Evaluation of J-Resistance Curves from Load Displacement Curves
,”
Fracture Mechanics: Twelfth Conference
, ASTM STP 700,
ASTM
,
Philadelphia
,
1980
, pp. 222–236.
16.
Hawthorne
,
J. R.
, “
Significance of Nickel and Copper Content to Radiation Sensitivity and Postirradiation Heat Treatment Recovery of Reactor Vessel Steels
,” NUREG/CR-2948,
U.S. Nuclear Regulatory Commission
, Washington, DC.,
11
1982
.
17.
Childress
,
C. E.
, “
Fabrication and Mechanical Test Data for Acceptance of the First Six 6-Inch-Thick Intermediate Test Vessels of the Heavy-Section Steel Technology Program
,” ORNL/TM-4351,
Oak Ridge National Laboratory
, Oak Ridge, TN,
10
1973
.
18.
Derby
,
R. W.
 et al
, “
Test of 6-Inch-Thick Pressure Vessels, Series 1: Intermediate Test Vessels V-1 and V-2
,” ORNL-4895,
Oak Ridge National Laboratory
, Oak Ridge, TN,
02
1974
.
19.
Loss
,
F. J.
, Ed., “
Structural Integrity of Water Reactor Pressure Boundary Components, Annual Report for 1983
,” NUREG/CR-3228, Vol.
2
,
U.S. Nuclear Regulatory Commission
, Washington, DC.,
09
1984
.
20.
Childress
,
C. E.
, “
Fabrication and Mechanical Test Data for the Four 6-Inch-Thick Intermediate Test Vessels Made from Steel Plate for the Heavy-Section Steel Technology Program
,” ORNL/TM-5074,
Oak Ridge National Laboratory
, Oak Ridge, TN,
01
1976
.
21.
Merkle
,
J. G.
 et al
, “
Test of 6-Inch-Thick Pressure Vessels. Series 3: Intermediate Test Vessel V-7
,” ORNL/NUREG-1,
Oak Ridge National Laboratory
, Oak Ridge, TN,
08
1976
.
22.
Hiser
,
A. L.
and
Terrell
,
J. B.
, “
Size Effects on J-R Curves for A 302-B Plate
,” NUREG/CR-5265,
U.S. Nuclear Regulatory Commission
, Washington, DC.,
01
1989
.
23.
Loss
,
F.J.
, Ed., “
Structural Integrity of Water Reactor Pressure Boundary Components, Progress Report Ending 29 Feb 1976
,” NRL Report 8006,
Naval Research Laboratory
, Washington, DC.,
26
08
1976
.
24.
Hiser
,
A. L.
,
Loss
,
F. J.
, and
Menke
,
B. H.
, “
J-R Curve Characterization of Irradiated Low Upper Shelf Welds
,” NUREG/CR-3506,
U.S. Nuclear Regulatory Commission
, Washington, DC.,
04
1984
.
25.
Emburg
,
J. D.
,
Petch
,
N. J.
,
Wraith
,
A. E.
, and
Wright
,
A. E.
, “
The Fracture of Mild Steel Laminates
,”
Transactions of the Metallurgical Society of AIME
, Vol.
239
,
01
1967
, pp. 114–118.
26.
Miyoshi
,
E.
,
Fukuda
,
M.
,
Iwanaga
,
H.
, and
Okazawa
,
T.
, “
The Effect of Separation on the Propagating Shear Fracture
,” Paper 4,
Crack Propagation in Pipelines
,
The Institute of Gas Engineers
,
03
1974
.
27.
Poynton
,
W. A.
and
Christian
,
J. R.
, “
An Experimental Study of Shear Fracture Propagation Using Small Scale Models
,” Paper 5,
Crack Propagation in Pipelines
,
The Institute of Gas Engineers
,
03
1974
.
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