40 50 60 70 80 90 100 0 50 100 150 200 250 Maximum Stress [MPa] Exposure Time [days] Thermoset/Glass Fibre 60°C 80°C 100°C 1.0 1.1 1.2 1.3 1.4 1.5 0 50 100 150 200 250 Strain at Maximum Stress [%] Exposure Time [days] Thermoset/Glass Fibre 60°C 80°C 100°C 4 4.5 5 5.5 6 6.5 7 7.5 8 0 50 100 150 200 250 Flexural Modulus [GPa] Exposure Time [days] Thermoset/Glass Fibre 60°C 80°C 100°C Fig. 37.5 Evolution of the flexural properties of a glass fibre reinforced thermoset composite with exposure time and temperature in synthetic seawater at vapour pressure 10 12 14 16 18 20 22 24 26 0 50 100 150 200 250 Short-beam Strength [MPa] Exposure duration [days] Thermoset/Glass Fibre 60°C 80°C 100°C Fig. 37.6 Evolution of the short-beam strength of a glass fibre reinforced thermoset composite with exposure time and temperature in synthetic seawater at vapour pressure 37 Laboratory Testing on Composites to Replicate Oil and Gas Service 325
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