BS EN 15860:2018 – TC:2020 Edition
$246.62
Tracked Changes. Plastics. Thermoplastic semi-finished products for machining. Requirements and test methods
| Published By | Publication Date | Number of Pages |
| BSI | 2020 | 111 |
This document specifies the requirements and associated test methods that apply to semi-finished products such as rods, hollow bars and plates made from thermoplastic materials. These semi-finished products are used predominantly for the manufacture of finished parts by means of machining.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 67 | National foreword |
| 71 | European foreword |
| 72 | 1 Scope 2 Normative references 3 Terms and definitions |
| 73 | 4 Materials |
| 74 | 5 Requirements 5.1 As-delivered condition |
| 75 | 5.2 Surface appearance 5.3 Dimensions and tolerances for rods 5.3.1 Diameter |
| 77 | 5.3.2 Length 5.3.3 Roundness 5.3.4 Straightness |
| 79 | 5.4 Dimensions and tolerances for hollow bars 5.4.1 Diameters |
| 80 | 5.4.2 Length 5.4.3 Roundness 5.4.4 Straightness |
| 81 | 5.4.5 Concentricity |
| 82 | 5.5 Dimensions and tolerances for sheets 5.5.1 Thickness |
| 83 | 5.5.2 Length and width |
| 84 | 5.5.3 Straightness |
| 86 | 5.6 Properties 5.6.1 Material properties 5.6.2 Dimensional stability after heat treatment |
| 88 | 5.6.3 Physiological behaviour 6 Test methods 6.1 Test conditions 6.2 Sampling size 6.3 Test specimen preparation 6.3.1 Mechanical properties |
| 90 | 6.3.2 Density 6.3.3 Melt volume-flow rate, viscosity number, melting temperature/glass transition temperature 6.3.4 Dimensional stability after heat treatment |
| 91 | 6.4 As-delivered condition 6.5 Surface appearance 6.6 Accuracy of the dimension measuring instruments |
| 92 | 6.7 Density 6.8 Tensile stress at yield and elongation at break 6.9 Tensile modulus of elasticity 6.10 Vicat softening temperature 6.11 Melt volume-flow rate (MVR) |
| 93 | 6.12 Melting temperature/glass transition temperature 6.13 Viscosity number 6.14 Dimensional stability after heat treatment |
| 96 | 6.15 Expression of test results |
| 97 | 7 Designation 7.1 Rods 7.2 Hollow bars 7.3 Sheets |
| 98 | 8 Marking |
| 99 | Annex A (normative) Determination of microporosity — Dye penetration method |
| 101 | Annex B (normative) Tables for the conversion of deflection values (straightness) |
| 104 | Annex C (informative) Examples of calculation of dimensional stability after heat treatment |
| 106 | Annex D (informative) Some guideline values for material properties of thermoplastic semi-finished products |
| 110 | Bibliography |
