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|  MIL-C-24757(SH)
TABLE II. Test methods.
Requirement
Test
Characteristic
method
reference
_1,2
3.21
Identification of fiber
Visual
3.22
Type of yarns
1
2510
3.23
Fiber content
1
ASTM D 578
Visual 3,4
3.3
Weave
5660
3.4.1
Light
Colorfastness to:
4
5610
3.4.1
Laundering
4
3.4.1
5651
Crocking
2
warp
3.10
5300
Abrasion/resistance:
Filling
3.10
5300
5550
3.6
Shrinkage
3.10
5041
Weight per square yard
5050
3.10
Yarns/inch
5100
3.10
Breaking strength: Warp
5100
3.10
Filling
3.10
5132
Tearing strength: Warp
5132
3.10
Filling
4
5903
3.10
Flame resistance (warp and tiling)
3.10
5512
Hydrostatic (high)
5450
3.10
Air permeability
1
(See 6.5.1)
2
End point is the state of destruction.
3
The test shall be terminated if at the end of exposure of 20.0 standard fading hours, the material shows
no 4appreciable change in color, or shall be compared with the standard sample, if applicable.
Results should be shown as pass or fail.
5. PACKAGING
(The packaging requirements are not applicable to this specification)
6. NOTES
(This section contains information of a general or explanatory nature that may be helpful, but is
not mandatory.)
6.1 Intended use. The woven cloth materials detailed in this specification are intended for use
as portable two-panel smoke curtains and one-panel blankets.
9
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