
Plastics - Poly(methyl Methacrylate) (pmma) Moulding And Extrusion Materials - Part 1: Designation System And Basis For Specifications
出版:Association Francaise de Normalisation

专家解读视频
2006 [01/08/2006]2005 PR [01/12/2005]
Indice de classement: T53-031-1 PR NF EN ISO 8257-1 December 2005 (12/2005) Supersedes NF ISO 8257-1 (09/2006)
ISO 8257-1:1998 - Identical
ISO 8257-1 : 1998(R2013) - Identical
EN ISO 8257-1 : 2006 - Identical