GB/T 39542.1-2020 Mechanical pencils for technical drawings-Part 1: Classification, dimensions, performance requirements and testing

Standard Number: GB/T 39542.1-2020
Chinese:技术制图活动铅笔 第1部分：分类、尺寸、性能要求和试验
English:Mechanical pencils for technical drawings-Part 1: Classification, dimensions, performance requirements and testing

Effective Date:2020-07-21
Regulatory Authority:China Light Industry Federation
Issuing Regulatory Authority:State Administration for Market Supervision and Administration,National Standardization Administration of China

Adheres to international standards:Y
PDF Downloadable:N

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