This standard specifies the method for determining the effective size and shape of carpets. This standard applies to square (square, rectangular) threaded handmade carpets and machine-made carpets. Carpets of other shapes can be used as a reference. This standard does not apply to patchwork (modular) carpets.
QB/T 2214-1996 history
1996QB/T 2214-1996 Determination of carpet size and carpet shape