NF EN ISO 13257:2017现行
Thermoplastics Piping Systems For Non-Pressure Applications - Test Method For Resistance To Elevated Temperature Cycling
出版：Association Francaise de Normalisation
专家解读视频
2017 [01/10/2017]2017 PR [01/04/2017]
Indice de classement: T54-903PR. PR NF EN ISO 13257 April 2017. (05/2017)
EN ISO 13257:2017 - Identical
EN ISO 13257 : 2017 - Identical
ISO 13257:2018 - Identical
EN ISO 13257:2018 - Identical
ISO 13257 : 2010(R2015) - Identical
ISO 13257:2018 - Identical
EN ISO 13257:2018 - Identical
