BS ISO 12302:2017 pdf download – Plain bearings — Quality characteristics — Statistical process control (SPC)
This document specifies for plain bearings (except thick-walled half-bearings) those qualitycharacteristics in accordance with ISo 12301 which can be used to regulate and control a productionprocess on the basis of statistical process control (SPC).
lt covers dimensional variables but does not take account of attributes.
The following documents are referred to in the text in such a way that some or all of their contentconstitutes requirements of this document. For dated references, only the edition cited applies.Forundated references,the latest edition of the referenced document (including any amendments) applies.ISO 12301,Plain bearings —Quality control techniques and inspection of geometrical and material qualitycharacteristics
3Terms and definitions
For the purposes of this document, the following definitions apply.
IlSO and IEC maintain terminological databases for use in standardization at the following addresses:—IEC Electropedia: available at http://www.electropedia.org/
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characteristic by means of which the quality of a plain bearing is assessed3.2
statistical process controlSPC
control of quality characteristics of plain bearings during the production process by means of statisticaltechniques in order to comply with quality requirements
4 SPC methods
The applied statistical methods used to achieve control of a production process may be different andthus are to be agreed upon between the manufacturer and customer.
5 Selection of SPC quality characteristics
Depending on the intended purpose, function, etc. of the plain bearings to be used, the manufacturerand customer shall select and stipulate the particular characteristics for SPC according to Clause 6.lt should be noted that the designated characteristics in the matrix of Clause 6 have been prepared asa guide.BS ISO 12302 pdf download.