NEN-EN 12449:2016+A1:2019現行
Copper and copper alloys - Seamless, round tubes for general purposes
出版：Netherlands Standards
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基本信息
標準編號： NEN-EN 12449:2016+A1:2019
標準類別：Standard
出版單位：Netherlands Standards
標準頁數：0
標準簡介
NEN-EN 12449:2016+A1?specifies the composition, property requirements and tolerances on dimensions and form for seamless round drawn copper and copper alloy tubes for general purposes supplied?in the size range from 3 mm up to and including 450 mm outside diameter and from 0,3 mm up to and including 20 mm wall thickness.
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