Project No.ISO 20457:2026
Title<p><span lang="EN-GB">This document specifies geometrical and dimensional tolerances for plastic moulded parts including:</span></p> <ul> <li><span lang="EN-GB">limits of technical manufacturability according to the manufacturing effort for direct tolerances;</span></li> <li><span lang="EN-GB">general tolerances of plastic moulded parts;</span></li> <li><span lang="EN-GB">acceptance conditions of plastic moulded parts;</span></li> <li><span lang="EN-GB">modification of the drawing default according to ISO 8015, in accordance to the environmental conditions common in the plastics industry.</span></li> </ul> <p><span lang="EN-GB">This document is applicable to non-porous moulded parts made from thermoplastics, thermoplastic elastomers and thermosets of thermoplastics, made by injection moulding, injection compression moulding, transfer moulding, compression moulding and rotational moulding. This document is applicable to other plastic processes, if agreed to by the contractual parties.</span></p> <p><span lang="EN-GB">Moulded part surface imperfections such as sink marks, undesired flow structures and roughness, as well as joint lines are not addressed in this document.</span></p>
Registration number (WIID)90304
Scope<p><span lang="EN-GB">This document specifies geometrical and dimensional tolerances for plastic moulded parts including:</span></p> <ul> <li><span lang="EN-GB">limits of technical manufacturability according to the manufacturing effort for direct tolerances;</span></li> <li><span lang="EN-GB">general tolerances of plastic moulded parts;</span></li> <li><span lang="EN-GB">acceptance conditions of plastic moulded parts;</span></li> <li><span lang="EN-GB">modification of the drawing default according to ISO 8015, in accordance to the environmental conditions common in the plastics industry.</span></li> </ul> <p><span lang="EN-GB">This document is applicable to non-porous moulded parts made from thermoplastics, thermoplastic elastomers and thermosets of thermoplastics, made by injection moulding, injection compression moulding, transfer moulding, compression moulding and rotational moulding. This document is applicable to other plastic processes, if agreed to by the contractual parties.</span></p> <p><span lang="EN-GB">Moulded part surface imperfections such as sink marks, undesired flow structures and roughness, as well as joint lines are not addressed in this document.</span></p>
StatusStandarts spēkā
ICS group83.140.01