IS 2818 Pt.4-1971

标准号：IS 2818 Pt.4-1971
发布日期：1971/10/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：This standard (Part IV) prescribes constructional details and other particulars of the following types of hessian of such widths as agreed to between the buyer and the seller:Type I—213 g/m2; 38×31 (or 7 oz/40 in; 9×8) Type 11—270 g/m2; 47×47 (or 89 oz/40 in; 11 × 12)