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Gabion Specification (PVC)
B.3 Modulus of Elasticity:
According to ASTM D-412; not less than 2700 psi at 100% strain.
B.4 Resistance to Abrasion:
According to ASTM 1242; weight loss < 12% ( Method B )
B.5 Brittleness Temperature:
According to ASTM D-746, Procedure A ; shall be at least 8.3 degrees
centigrade below the minimum temperature at which the gabions will
be handled or placed but not higher than -9.4 degrees centigrade.
B.6 Hardness:
According to ASTM D-2240; shall be between 50 and 60 Shore D when
tested.
B.7 Creeping Corrosion:
Maximum corrosion penetration to the wire core from a square cut end
section shall not be more than 25mm when the specimen has been
immersed for 2000 hours in a 50% SOLUTION HC1
(hydrochloric acid 12 Be.)
C. Variation of the initial properties will be allowed, as specified below, when the
specimen is submitted to the following accelerated aging tests:
C.1 Accelerated Aging Tests
C.1.1 Salt Spray Test:
According to ASTM B-117
Period of test – 3000 hours.
C1.2 Exposure to ultraviolet rays:
According to ASTM D – 1499 and ASTM G-23 ( Apparatus Type E ).
Period of Test – 3000 hours at 63 degrees centigrade.
C.1.3 Exposure to high temperatures
Testing period: 240 hours at 105 degrees centigrade, when test in
accordance with ASTM D- 1203 and ASTM D-2287.
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