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ASTM International, 01/01/2016
Publisher: ASTM
File Format: PDF
$34.00$69.00
Published:01/01/2016
Pages:13
File Size:1 file , 140 KB
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1.1 These test methods can be used to evaluate sewing threads of any fiber.
1.1.1 The test methods in this standard are intended to evaluate only sewing thread taken from thread holders.
1.2 These test methods only provide for the measurement of sewing thread physical properties. These test methods do not address any other properties that may be important for the satisfactory performance of sewing threads under particular end use conditions.
1.3 These test methods can be used to measure the following properties:
Sections
Colorfastness to Drycleaning
73 - 83
Colorfastness to Laundering
62 - 72
Colorfastness to Water Migration
84 - 94
Diameter
43 - 50
Length per Thread Holder
34 - 42
Shrinkage, Single Strand
51 - 61
Dry Heat
58.1
Boiling Water
58.2
Strength and Elongation
15 - 21
Single Strand-Conditioned
19.1.1
Single Strand-Wet
19.1.2
Loop Strength
19.2
Knot Strength
19.3
Twist
22 - 27
Twist Balance
28 - 33
Yarn Number
7 - 14
Note 1: For methods covering tests on prepared seams, refer to Test Methods D1683 and D3940.
1.4 The values stated in SI un
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