NEN EN 12731-7-1997 标准详情
- 标准号:NEN EN 12731-7-1997
- 中文标题:
- 英文标题:Plastics Piping Systems For Hot And Cold Water - Chlorinated Poly(vinyl Chloride) (pvc-c) - Part 7: Assessment Of Conformity
- 标准类别:荷兰国家标准NEN
- 发布日期:
Describes procedures and requirements for the assessment of conformity to be included in the manufacturer's quality plan as part of the quality system for third party certification of conformity by a certification body accredited to EN 45011 or EN 4
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