标准编号：ISO 11971:2008
中文名称：钢铁铸件 表面质量的表观检查
英文名称：Steel and iron castings — Visual examination of surface quality
发布日期：2008-09
标准范围
1.1 This International Standard covers the acceptance criteria for the surface inspection of steel and ironcastings by visual examination.1.2 Acceptance levels utilize Bureau de Normalisation des Industries de la Fonderie (BNIF) and SteelCastings Research and Trade Association (SCRATA) reference comparators for the visual determination ofsurface roughness and surface discontinuities described as follows:-- surface roughness;-- thermal dressing;-- mechanical dressing;-- nonmetallic inclusions;-- gas porosity;-- fusion discontinuities;-- expansion discontinuities;-- metal inserts.
立即下载标准文件