公称直径(毫米)普通壁厚（毫米）理论重量（KGM）表面积（M2）保温厚度405060100体积M3面积M2152.751.26202.751.638.40.851.211.643.9933.5439.8246.171.24253.252.4210.520.931.321.774.2135.6641.9448.2273.36323.253.1313.271.041.461.924.1638.4144.7750.9776.11403.503.8415.81.121.552.044.6640.2146.6552.7977.91503.504.8818.851.261.742.265.1343.9850.2758.5581.6865（70）3.756.6423.721.451.972.555.5148.8555.1461.4286.55804.008.3427.81.622.182.85.9152.9459.2265.589.641004.0010.8535.811.942.583.286.7260.9567.2373.5198.651254.5015.0443.982.262.993.777.5466.8875.481.68106.811504.5017.8151.842.583.384.248.3376.9783.2589.54114.67200（219）631.5268.83.264.235.2610.0293.93100.22106.50131.63250(273)6.542.6485.773.935.076.2811.72110.9117.18123.46148.60300(325)7.558.72102.104.595.897.2613.35127.23133.52139.8164.95350(377)981.67118.435.246.718.2414.99143.57149.85156.14181.27400(426)992.55133.435.867.489.1616.52158.96165.25171.53196.66

各种钢材计算重量公式：1.圆钢每重量=0.00617×直径×直径2.方刚每重量=0.00786×边宽×边宽3.六角钢每重量=0.0068×对边直径×对边直径4.八角钢每重量=0.0065×直径×直径5.螺纹钢每重量=0.00617×直径×直径6.等边角钢每重量=0.015×边宽×边厚7.扁钢每重量=0.00785×厚度×宽度8.无缝钢管每重量=0.02466×壁厚×（外径-壁厚）9.电焊钢每重量=无缝钢管10.钢板每㎡重量=7.85×厚度11.黄铜管：每米重量=0.02670×壁厚×（外径-壁厚）12.紫铜管：每米重量=0.02796×壁厚×（外径-壁厚）13.铝花纹板：每㎡重量=2.96×厚度14.有色金属比重：紫铜板8.9黄铜板8.5锌板7.2铅板11.3715.有色金属板材的计算公式为：每平方米重量=比重×厚度16.方管：每重量=（边长+边长）×2×厚×0.0078517.不等边角钢：每重量=0.00785×边厚×长边宽+短边宽-边厚）18.工字钢：每重量=0.00785×腰厚×【高+F×（腿宽-腰宽）】19.槽钢：每重量=0.00785×【高+E×（腿宽-腰宽）】

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焊接钢管百米保温材料工程量计量表----单位100M

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