1-20 of 189 Search Results for

wedge-opening load test

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003243
EISBN: 978-1-62708-199-3
... information on the cantilever beam test, wedge-opening load test, contoured double-cantilever beam test, three-point and four-point bend tests, rising step-load test, disk-pressure test, slow strain-rate tensile test, and potentiostatic slow strain-rate tensile test for hydrogen embrittlement. constant...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003667
EISBN: 978-1-62708-182-5
... Abstract This article begins with a discussion on the classification of hydrogen embrittlement and likely sources of hydrogen and stress. The article describes several hydrogen embrittlement test methods, including cantilever beam tests, wedge-opening load tests, contoured double-cantilever...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002380
EISBN: 978-1-62708-193-1
... is given by ASTM E 561 ( Ref 7 ). The objective of the method is to develop a plot of K , the resistance parameter, versus effective crack extension, Δ a e . The method allows three different test specimens, the compact, C(T), the center-cracked tension panel, M(T), and the crack-line-wedge-loaded...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003323
EISBN: 978-1-62708-176-4
... fasteners include product hardness, proof load, axial and wedge tension testing of full-sized products, tension testing of machined test specimens, and total extension at fracture testing. Product hardness, proof load, and cone proof-load test are the test methods for internally threaded fasteners...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003306
EISBN: 978-1-62708-176-4
... parameter, versus effective crack extension, Δ a e . The method allows three different test specimens, the compact, C(T), the center-cracked tension panel, M(T), and the crack-line-wedge-loaded specimen, C(W). The compact specimen is shown in Fig. 2(b) . The center-cracked tension panel and the crack-line...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003324
EISBN: 978-1-62708-176-4
... wedge test (ASTM D 3762) (a) Test specimen. (b) Typical crack propagation behavior at 49 °C (120 °F) and 100% relative humidity. a , distance from load point to initial crack tip; Δ a , growth during exposure. Source: Ref 49 Fracture mechanics originated with the pioneering efforts of A.A...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003317
EISBN: 978-1-62708-176-4
... in.); machined notch size ( a n ) = 0.20 W Specimens used in FCGR testing may be grouped into three categories: pin-loaded ( Fig. 6 , 7 ), bend-loaded ( Fig. 8a ) and wedge-gripped specimens ( Fig. 8 b – d). Precisely machined specimens are essential, and ASTM E 647 specifies the recommended...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003282
EISBN: 978-1-62708-176-4
... is pressed into the material being tested, and the hardness is estimated as the load divided by the contact area of the indentation. The indentation hardness test is widely used both in academic laboratories and in industry as a tool for characterizing mechanical properties of a material and also...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003443
EISBN: 978-1-62708-195-5
...- opening displacement. (c) Load-displacement trace during crack growth. a 0 , initial crack growth Toughness values may vary depending on the tendency of the delamination to grow out-of- plane. For this reason, testing of nonunidirectional laminates is prohibited. However, some unidirectional...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003241
EISBN: 978-1-62708-199-3
..., and it consists of applying a constant load, usually 500 to 3000 kg, on a hardened steel ball-type indenter, 10 mm in diameter, to the flat surface of a workpiece ( Fig. 1 ). The 500 kg load is usually used for testing nonferrous metals, such as copper and aluminum alloys, whereas the 3000 kg load is most often...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002360
EISBN: 978-1-62708-193-1
... thickness: W /20 ≤ B ≤ W /4. Minimum dimensions. W = 25 mm (1.0 in.) and machined notch size ( a n ) = 0.20 W Specimens used in FCGR testing may be grouped into three categories: pin-loaded ( Fig. 6 , 7 ), bend-loaded ( Fig. 8a ) and wedge-gripped specimens ( Fig. 8b , c , d ). Precisely...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003309
EISBN: 978-1-62708-176-4
..., and the decreasing load is recorded. Scanning electron microscopy can be used to verify the presence of brittle cracking typical of hydrogen-embrittlement-type failures (i.e., flat facets instead of dimpled rupture). Conventional test methods include the cantilever beam, wedge-opening load, contoured double...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003327
EISBN: 978-1-62708-176-4
... and wedging it further open, but it mostly is due to the higher shear stresses produced by the contact load. At some point below the surface, in the region of 100 to 500 μm (0.004 to 0.020 in.) or deeper, depending on contact geometry, shear stresses produced by the contact loading become high enough...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003436
EISBN: 978-1-62708-195-5
... Large stand-off distances are possible Can be used in TT and/or PE mode Best resolution available using focused transducers Buoyancy and loading stresses on the part must be considered. Part size, plus tooling and viewing the test under water, are issues. Tank depth Scanning speed...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002362
EISBN: 978-1-62708-193-1
.... Indeed, the environmental enhancement tends to decrease at very high loading rates (e.g., at high frequency and Δ K values), and it may also decrease at very low loading rates. Figure 12 shows the importance of the specific test conditions. Tests at high flow rates on three-side-open compact-type...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003330
EISBN: 978-1-62708-176-4
.... It provides information on the specimen preparation, instrumentation, and procedures for various mechanical test methods of fiber-reinforced composites. These include the compression test, flexure test, shear test, open hole tension test, and compression after impact test. The article describes three distinct...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003314
EISBN: 978-1-62708-176-4
... fatigue testing machines and bending fatigue machines. Load cells, grips and alignment devices, extensometry and strain measuring devices, environmental chambers, graphic recorders, furnaces, and heating systems of ancillary equipment are discussed. The article presents technologies available...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003666
EISBN: 978-1-62708-182-5
... Abstract This article describes the incubation, nucleation, and propagation of stress-corrosion cracking and how to evaluate it using standard tests. It discusses constant-strain, constant-load, bending, and uniaxial tension testing and how they compare when evaluating smooth and precracked...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006753
EISBN: 978-1-62708-295-2
... device assembly, (a) plan view, (b) cross section During initial assembly of a new locking device by the manufacturer during a bench test, one of the wedge-shaped middle rings fractured prior to having been fully torqued, preventing the sprocket from being locked to the shaft. The failed assembly...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003312
EISBN: 978-1-62708-176-4
... , and crack-tip opening displacement (CTOD) from a single test at room temperature. Three test specimens (similar to those used in ASTM E 399) are described: SENB, compact tension (CT), and a disk-shaped compact tension (DSCT). All require precracking, usually with cyclic loading, to promote fatigue crack...