水管风管刷油保温计算表完美版

钢管除锈刷漆绝热保温计算表,,,,,,,,

管道类别,公称直径DN,管道外径D（mm）,长度L（m）,保温厚度δ（mm）,保温层(m3),保护层(m2),除锈刷漆(m2),备注

无缝钢管,400,426,0.00,30,0.00,0.00,0.00,此表按下式计算：1、体积（保温层）：V=π×【D+δ（1+1×3.3％）】×δ（1+1×3.3％）（m3）；2、面积（保护层）：S=π×【D+2δ（1+1×5％）×2d1×3d2】（m2）.式中：D——管道外径（mm）；δ——保温层厚度（mm）；2d1——用于捆扎保温材料的金属线直径或钢带宽度（取定16＃线：2d1＝0.0032）；d2——防潮层厚度（取定350克油毡纸，3d2＝0.005）；3.3％、5％——保温材料允许超厚系数；本计算式系根据国标GBJ－235－82和部标HGJ－215－80标准；绝热厚度允许偏差：≤5％～8％加权平均取定。

,350,377,0.00,30,0.00,0.00,0.00,

,300,325,0.00,30,0.00,0.00,0.00,

,250,273,0.00,30,0.00,0.00,0.00,

,200,219,0.00,30,0.00,0.00,0.00,

,150,159,0.00,30,0.00,0.00,0.00,

,125,133,0.00,30,0.00,0.00,0.00,

,100,108,0.00,30,0.00,0.00,0.00,

,80,89,0.00,30,0.00,0.00,0.00,

,65,76,0.00,30,0.00,0.00,0.00,

,50,57,0.00,30,0.00,0.00,0.00,计算说明：1、只要输入要计算的管道长度、保温厚度，就能查到需要的计算结果。2、如果要计算本表以外的管道，只要在“管道外径”一栏中任意一行里输入管道的外径尺寸，就能得出所需的数据。3、本表可任意扩展。

,40,45,0.00,30,0.00,0.00,0.00,

,32,38,0.00,30,0.00,0.00,0.00,

,25,32,0.00,30,0.00,0.00,0.00,

,20,26,0.00,30,0.00,0.00,0.00,

,15,22,0.00,30,0.00,0.00,0.00,

,,,0.00,0,0.00,0.00,0.00,

镀锌钢管,70,76,0.00,0,0.00,0.00,0.00,

,50,60,0.00,0,0.00,0.00,0.00,

,40,48,0.00,0,0.00,0.00,0.00,

,32,42.25,0.00,0,0.00,0.00,0.00,

,25,33.5,0.00,0,0.00,0.00,0.00,

,20,26.75,0.00,0,0.00,0.00,0.00,

,,,,,0.00,0.00,0.00,

塑料管,50,63,0.00,0,0.00,0.00,0.00,

,40,50,0.00,0,0.00,0.00,0.00,

,32,40,0.00,0,0.00,0.00,0.00,

,25,32,0.00,0,0.00,0.00,0.00,

,20,25,0.00,0,0.00,0.00,0.00,

,15,20,0.00,0,0.00,0.00,0.00,

,,,,,0.00,0.00,0.00,

,本页合