1 Scope
This standard specifies the dimensional tolerance, deviation, selection of tolerance grade, measurement conditions and measurement methods of the dimensional tolerance for the thermoplastic and thermosetting plastic parts (excluding the plastic parts through secondary processing and foaming) that are formed through injecting, pressing, extrusion molding and the like.
This standard is primarily applicable to the dimensional tolerance for such plastic parts that are used for the electronic products, while the dimensional tolerance for the plastic parts for other products also may make reference to this standard.
2 Normative References
The following normative documents contain provisions which, through reference in this standard, constitute provisions of this standard. At time of publication, the editions indicated were valid. All the standards will be revised, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of the following standards are applicable.
Foreword I
1 Scope
2 Normative References
3 Terms
4 Provisions on Dimensional Tolerance and Deviation
5 Selection of Tolerance Grade
6 Measurement Methods
7 Indication of Tolerances
