{"id":321461,"date":"2024-10-19T22:14:43","date_gmt":"2024-10-19T22:14:43","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-207542018\/"},"modified":"2024-10-25T20:40:30","modified_gmt":"2024-10-25T20:40:30","slug":"bs-iso-207542018","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-207542018\/","title":{"rendered":"BS ISO 20754:2018"},"content":{"rendered":"
This document specifies methods for the determination of shape factors in the cross-section of man-made fibres.<\/p>\n
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
2<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | 4 Principle 5 Apparatus 6 Testing conditions and specimen 6.1 Testing conditions <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 6.2 Sampling 6.3 Preparation of the test specimen 6.3.1 Microtome method 6.3.2 Plate method 7 Testing procedure 7.1 Calibration of indicating value 7.2 Image capture of fibre cross-section <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 7.3 Number of tests 7.4 Shape factor in radius 7.5 Shape factor in cross-section <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 7.6 Coefficient of perimeter 7.7 Degree of hollowness <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 7.8 Coefficient of perimeters of hollowness 7.9 Specific factors 7.9.1 Length of contour line <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 7.9.2 Arc radius 7.9.3 Angle 7.9.4 Distance between two lines <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 8 Result 9 Test report <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | Annex A (normative) Number of additional tests <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Textiles. Man-made fibres. Determination of shape factors in cross section<\/b><\/p>\n |