标准号:NBN-EN 74-1990
中文标准名称:管接头,螺栓及用于脚手架和支撑钢管用的底板-规格和试验方法:说明和试验方法
英文标准名称:Cooplers, loose spigots and base-plates for use in working scaffolds and falsework made of steel tubes; Requirements and test procedures
发布日期:1990/2/12 12:00:00
实施日期:1999/12/31 12:00:00