1 Scope
This standard specifies the test methods for physical and mechanical properties of belts, including woven belts, knitted belts and braided belts.
This standard is applicable to inspection of elastic and unelastic belt products composed of raw materials such as natural fiber, chemical fiber, and elastic thread (latex thread and rubber thread).
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the normative document (including any amendment) applies.
GB/T 3920 Textiles - Tests for Color Fastness - Color Fastness to Rubbing
GB/T 3921 Textiles - Tests for Color Fastness - Color Fastness to Washing with Soap or Soap and Soda
GB/T 3922 Textiles - Testing Method for Color Fastness to Perspiration
GB/T 6529 Textiles - Standard Atmospheres for Conditioning and Testing
GB/T 8427 Textiles - Tests for Color Fastness - Color Fastness to Artificial Light: Xenon Arc Fading Lamp Test
GB/T 23315-2009 Touch and Close Fasteners
3 Sampling
3.1 Specimens shall be taken randomly from each batch of the products with the same specifications or article No.; See Table 1 for the requirements on sampling quantity and test times.
Foreword i
1 Scope
2 Normative References
3 Sampling
4 Test Conditions
5 Length and Width Tests
6 Weft Density Test
7 Breaking Strength and Elongation Test
8 Linear Mass Test
9 Tests on Tensile Elasticity and Elongation Ratio of Elastic Belt
10 Shear Strength Test of Touch and Close Fasteners
11 Peeling Strength Test of Touch and Close Fasteners
12 Test for Color Fastness to Washing with Soap or Soap and Soda
13 Test for Color Fastness to Rubbing
14 Test for Color Fastness to Light
15 Test for Color Fastness to Perspiration
16 Others
