DIN 87151-1-1954
过滤器.额定宽度40至200、额定压力2.5、按照额定压力10连接尺寸法兰的灰铸铁粗滤器.汇编和安装尺寸
Filters; grey cast-iron coarse filters, rated width 40 up to 200, rated pressure 2.5, with flange fitting dimensions according to rated pressure 10, compilation and fitting dimensions