National latest release of "knitted underwear size specifications"
A few days ago by the State General Administration of Quality Supervision, Inspection and Quarantine, National Standardization Management Committee approved March 1, 2009 come into effect on the implementation of GB / T 6411-2008 "knitted underwear size specifications" was officially released. This standard specifies the size of knitted underwear size. This standard applies to underwear knitted fabric products. This standard replaces GB / T 6411-1997 "cotton knitted underwear size specifications." Standard reference GB / T1335.1 ~ 3 clothing number in the revision of standards, combined with the characteristics of knitted products formulated. The new standard and GB / T 6411-1997 compared to the main changes are as follows: 1, change the standard name "cotton knitted underwear size specifications series" as "knitted underwear specifications size series"; Bedding Kit,Bedding Article,Bedding Set Silk Bedding article Co., Ltd. , http://www.chasilk.com
2, to redefine the type definition of medium-sized definition. "Type" means the bust or hip of the human body in centimeters (3.1 of 1997 edition; 3.2 of this edition);
3, based on the knitted fabric horizontal tensile elongation, the knitted underwear size range is divided into three categories:
Category A: 14.7 under the action of a fixed load, the fabric elongation of less than or equal to 80% of the product;
Category B: 14.7 under the action of a constant load, the elongation of the fabric transverse direction of more than 80% and less than or equal to 120% of the product;
Category C: 14.7 under the action of a fixed load, the fabric elongation of more than 120% and less than or equal to 180% of the product.