OS-C501

Offshore Standard DNV-OS-C501, November 2013
App.G Example for representative data – Unidirectional carbon tape AS4 12k – Page 242
G.3.3 Matrix dominated ply properties
Table G-4 Matrix dominated ply properties
Parameter Value Unit Explanation
Matrix
dominat
ed
properti
es
G.3.4 Through thickness ply properties
G.3.4.1 There are no representative data.
G.4 Long term properties
G.4.1
E 2 (UD ply) COV 3.76%
fibre direction
Mean 8.5 [GPa] Modulus of elasticity transverse to main
Charact.value as mean
Mean n.a. Strain Tensile strain at break for the matrix in
direction normal to the fibre direction, in
ε ∧ COV
n.a.
2t
the fibre plane.
Charact.value n.a.
Mean n.a. Strain Compressive strain at break for the matrix
ε ∧
in direction normal to the fibres when
2 c COV
n.a.
tension is applied to the fibres.
Charact.value n.a.
σ ∧
2 t
σ ∧
2 c
ε ∧ 12
12
σ ∧
Mean 37.7 N/mm 2 (MPa) Tension stress at break normal to the fibre
COV 13.2%
direction.
Charact.value 23.8
Mean n.a. N/mm 2 (MPa) Compressive stress at break normal to the
COV
n.a.
fibre direction.
Charact.value n.a.
Mean n.a. Strain Shear strain in ply plane at failure.
COV
n.a.
Charact.value n.a.
Mean 113.8 N/mm 2 (MPa) Shear stress in ply plane at failure.
COV 6.41%
Charact.value 93.3
G 12 linear Mean n.a. [GPa] Shear modulus in the ply plane in the liner
COV
n.a.
range
Charact.value n.a.
G 12 nonlinear
COV
n.a.
failure point
Mean n.a. [GPa] Shear modulus in the ply plane at the
Charact.value as mean
ν 12 Mean 0.32 Ply major Poisson’s ratio
COV
n.a.
Charact.
value
as mean
G.4.1.1 There are no representative data, for service in air or water.
DET NORSKE VERITAS AS