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lap shear test

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Published: 01 August 2018
Fig. 55 Lap shear test coupon. Dimensions given in millimeters More
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Published: 01 August 2018
Fig. 57 Metal-to-metal lap shear test panel More
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
... in the measurement of adhesive joint strength. These include qualitative tests, peel tests, lap shear tests, tensile tests, and adhesive fracture mechanics tests. adhesive fracture adhesive joints lap shear test mechanical strength peel test qualitative test tensile test MOST ENGINEERING DESIGNS...
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Published: 31 October 2011
Fig. 12 Typical lap shear coupons before tensile shear testing in 6 xxx aluminum alloy prepainted for automotive study More
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Published: 31 October 2011
Fig. 13 Lap shear coupon after tensile shear testing, showing nugget tearout indicative of a good weld More
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Published: 01 January 1993
Fig. 49 Miller-Peaslee specimens for testing shear strength of single-lap brazed joints. Source: Ref 44 More
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001468
EISBN: 978-1-62708-173-3
... fatigue loading. Fig. 1 Joint designs used for adhesive bonding Fig. 2 Stress-strain curve developed from a thick adherend (room-temperature/dry) test using FM300K adhesive. G , shear modulus; γ e , elastic strain; γ T , total strain Fig. 3 Thick adherend lap-shear specimen...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003043
EISBN: 978-1-62708-200-6
... with trapped prebond moisture, it is usually only the hot-wet lap-shear tests that fail to meet the specified strengths. Consequently, the customary room-temperature tests that follow will fail to catch this condition. Figure 5 shows why visual inspections of adhesive bonds can be more informative...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003384
EISBN: 978-1-62708-195-5
..., but no production applications are known yet. Surprisingly, only the quality-control tests for adhesive bonding of metallic structures include both lap-shear tests to confirm the completeness of the cure process for the adhesive and wedge- crack (or other peel test) to confirm the durability of the joints...
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Published: 30 November 2018
Fig. 4 Some typical bonded joints used in testing. (a) and (b) Single and double lap joint specimens for shear stresses. (c) Butt joint specimen for tensile stresses. (d) Peel test specimen for tensile and complex stress situations. Source: Ref 9 More
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003444
EISBN: 978-1-62708-195-5
... strength tests more appropriate in design of joints are discussed later in this section as well as in MIL-HDBK-17, Volume 1, Section 7.2.5. Single-Shear Bearing Strength of Joints This section describes single-shear test specimens required to obtain bearing strength of single-lap joints...
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Published: 01 January 2000
Fig. 45 Split-Hopkinson pressure bar testing to determine the interlaminar shear properties of composites. (a) Optimum design of a single lap specimen. (b) Arrangement of the Hopkinson loading bars. More
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003489
EISBN: 978-1-62708-195-5
... the design stresses on the adhesive in service. Unfortunately, the traditional lap shear test shown in Fig. 4 does not produce the true ultimate stress. Also, this test produces no data for adhesive shear modulus, which is required for a stress analysis of a bonded joint. Fig. 4 Single lap shear...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006457
EISBN: 978-1-62708-190-0
... layer, or excessive primer thickness. Interface defects are generally not detectable by state-of-the-art NDT methods. Therefore, test specimens are processed along with production parts and sent to the laboratory for evaluation. Applicable wedge crack specimens, lap shear specimens, or honeycomb...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005607
EISBN: 978-1-62708-174-0
... with the weldments, and there is no evidence of melting. Fig. 12 Typical lap shear coupons before tensile shear testing in 6 xxx aluminum alloy prepainted for automotive study Fig. 13 Lap shear coupon after tensile shear testing, showing nugget tearout indicative of a good weld Fig. 14...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005716
EISBN: 978-1-62708-171-9
... of the epoxy bond. The bond strength of many coatings exceeds this limit. Other bond strength tests include lap shear testing and bend testing, such as ASTM E290. Thermal Shock Testing Thermal barrier coatings (TBCs) are often subjected to thermal shock tests. These tests can be conducted on parts...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001467
EISBN: 978-1-62708-173-3
.... (e) HTT, high-temperature tensile test. (f) 10 h. (g) 1204 °C (2200 °F) for 24 h plus 1315 °C (2400 °F) for 1 h. (h) Attachment pin sheared through sheet Other attributes of ODS alloys, relative to welding, are typical of their respective alloy groups. For example, ferritic ODS...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001466
EISBN: 978-1-62708-173-3
... cured with trapped prebond moisture, it is usually only the hot-wet lap-shear tests that fail to meet the specified strengths. Consequently, the customary room-temperature tests that follow would not have caught this condition had it been on a real part. Figure 5 shows why visual inspections...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006490
EISBN: 978-1-62708-207-5
... that laser beam welds produced on aluminum alloys using the LSW process displayed less weld defects when compared to traditional LBW, along with concomitant benefits of increased size of the weld to accommodate gaps, enlarged interfacial weld width and improved shear strength of lap joints, enhanced ability...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0009005
EISBN: 978-1-62708-185-6
... to correlate process variables to failure or microstructure evolution ( Ref 9 , Ref 10 ). Typical results for the effective strain developed in wedge forging are shown in Fig. 3 . Fig. 3 Finite-element-model predictions for the wedge-forging test, assuming a friction shear factor of 0.4. (a) Grid...