Using the table below, estimate the components of the matrices and develop the stiffness and compliance matrices for an orthotropic lamina of E-glass/470-36 E-glass/vinylester.

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  • Using the table below, estimate the components of the matrices and develop the stiffness and compliance matrices for an orthotropic lamina of E-glass/470-36 E-glass/vinylester.                                                                                                                                      

 

 

            

 

 

 

Typical Values of Lamina Engineering Constants for Several Composites Having
Fiber Volume Fraction uf (Principles of Composite Material Mechanics 4th Edition Ronald F. Gibson)
Material
T300/934 carbon/epoxy
AS/3501 carbon/epoxy
P-100/ERL 1962 pitch/
carbon/epoxy
IM7/8551-7 carbon/
toughened epoxy
AS4/APC2 carbon/PEEK
Boron/6061 boron/
O aluminum
IM
Kevlar 49/934 aramid/
epoxy
Scotchply 1002 E-glass/
epoxy
IM
Boron/5505 boron/epoxy
Spectra 900/826
polyethylene/epoxy
E-glass/470-36 E-glass/
vinylester
E, [Msi (GPa)]
19.0 (131)
20.0 (138)
68.0 (468.9)
23.5 (162)
19.1 (131)
34.1 (235)
11.0 (75.8)
5.6 (38.6)
29.6 (204.0)
4.45 (30.7)
3.54 (24.4)
E₂ [Msi (GPa)]
1.5 (10.3)
1.3 (9.0)
0.9 (6.2)
1.21 (8.34)
1.26 (8.7)
19.9 (137)
0.8 (5.5)
1.2 (8.27)
2.68 (18.5)
0.51 (3.52)
1.0 (6.87)
G₁₂ [Msi (GPa)]
1.0 (6.9)
1.0 (6.9)
0.81 (5.58)
0.3 (2.07)
0.73 (5.0)
6.8 (47.0)
0.33 (2.3)
0.6 (4.14)
0.81 (5.59)
0.21 (1.45)
0.42 (2.89)
V₁2 U₁
0.22 0.65
0.3 0.65
0.31 0.62
0.34 0.6
0.28 0.58
0.3 0.5
0.34 0.65
0.26 0.45
0.23 0.5
0.32 0.65
0.32 0.30
Note: Kevlar is a registered trademark of DuPont Company, Wilmington, Delaware; Scotchply™ is a
registered trademark of 3M Company, St. Paul, Minnesota; and Spectra is a registered
trademark of Honeywell International, Inc.
Transcribed Image Text:Typical Values of Lamina Engineering Constants for Several Composites Having Fiber Volume Fraction uf (Principles of Composite Material Mechanics 4th Edition Ronald F. Gibson) Material T300/934 carbon/epoxy AS/3501 carbon/epoxy P-100/ERL 1962 pitch/ carbon/epoxy IM7/8551-7 carbon/ toughened epoxy AS4/APC2 carbon/PEEK Boron/6061 boron/ O aluminum IM Kevlar 49/934 aramid/ epoxy Scotchply 1002 E-glass/ epoxy IM Boron/5505 boron/epoxy Spectra 900/826 polyethylene/epoxy E-glass/470-36 E-glass/ vinylester E, [Msi (GPa)] 19.0 (131) 20.0 (138) 68.0 (468.9) 23.5 (162) 19.1 (131) 34.1 (235) 11.0 (75.8) 5.6 (38.6) 29.6 (204.0) 4.45 (30.7) 3.54 (24.4) E₂ [Msi (GPa)] 1.5 (10.3) 1.3 (9.0) 0.9 (6.2) 1.21 (8.34) 1.26 (8.7) 19.9 (137) 0.8 (5.5) 1.2 (8.27) 2.68 (18.5) 0.51 (3.52) 1.0 (6.87) G₁₂ [Msi (GPa)] 1.0 (6.9) 1.0 (6.9) 0.81 (5.58) 0.3 (2.07) 0.73 (5.0) 6.8 (47.0) 0.33 (2.3) 0.6 (4.14) 0.81 (5.59) 0.21 (1.45) 0.42 (2.89) V₁2 U₁ 0.22 0.65 0.3 0.65 0.31 0.62 0.34 0.6 0.28 0.58 0.3 0.5 0.34 0.65 0.26 0.45 0.23 0.5 0.32 0.65 0.32 0.30 Note: Kevlar is a registered trademark of DuPont Company, Wilmington, Delaware; Scotchply™ is a registered trademark of 3M Company, St. Paul, Minnesota; and Spectra is a registered trademark of Honeywell International, Inc.
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