T/JSAS 009-2021 Knitted Casual Pants
T/JSAS 009-2021 Knitted Casual Pants
Basic Information
Scope
Scope: This document specifies the scope, terms and definitions, product sizes, requirements, test methods, sampling rules, judgment rules, product usage instructions, packaging, transportation, and storage of knitted casual pants. This document applies to knitted casual pants made primarily from knitted fabrics. This document does not apply to infant and children's clothing aged 36 months and below. Main technical content: 5.1 Requirements are divided into two aspects: internal quality and appearance quality. Internal quality includes fiber content, formaldehyde content, pH value, odor, decomposable carcinogenic aromatic dyes, dimensional change rate (after washing and dry cleaning), twisting rate after washing, fabric color fastness (soap resistance, dry cleaning resistance, water resistance, sweat resistance, friction resistance, seam interdye, lightfastness, light/sweat combined resistance), lining color fastness (soap resistance, water resistance, sweat resistance, friction resistance), dye transfer, bursting strength, tensile properties, and appearance quality after washing. Appearance quality includes surface defects, size deviations, size differences in symmetrical parts, and sewing requirements. 5.2 Evaluation rules: Internal quality is evaluated by batch, and appearance quality is evaluated by item. Both must meet the requirements to be qualified, otherwise it is considered unqualified. 5.3 Internal quality requirements 5.3.1 Internal quality requirements are shown in Table 15.3.2 5.3.2 Dimensional change rate after washing, color fastness after soap resistance, twisting rate after washing, and appearance after washing are only evaluated for products marked as washable in the usage instructions; dimensional change rate after dry cleaning, color fastness after dry cleaning, twisting rate after dry cleaning, and appearance after dry cleaning are only evaluated for products marked as dry cleanable in the usage instructions. 5.3.3 For fabrics