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1、国标热镀锌钢管|冷镀锌钢管规格、尺寸理论重量表国标热镀锌钢管|冷镀锌钢管规格、尺寸理论重量表规 格规 格公称内径公称内径英寸英寸DN15DN20DN25DN32DN40DN50DN65DN80DN100DN125DN150DN200DN2001/23/411.251.522.5345688外径mm外径mm21.326.933.742.448.360.376.188.9114.3140168.3壁厚mm壁厚mm2.82.83.23.53.53.84444.54.5最小壁最小壁厚mm厚mm2.452.452.83.063.063.3253.5焊管（6米定尺）焊管（6米定尺）米重kg米重kg根重kg
2、根重kg1.281.662.413.363.875.297.118.3810.8815.0418.1831.537.689.9614.4620.1623.2231.7442.6650.2865.2890.24109.08189.1836.12216.72镀锌管（6米定尺）镀锌管（6米定尺）米重kg米重kg根重kg根重kg1.3571.762.5543.564.15.6077.5368.8811.5315.94219.278.1410.5615.3221.3624.633.6445.2153.2869.1898.65115.62219.16（焊管）219.16.5热镀锌GB/T3091-2001
3、热镀锌管壁厚偏差GB/T3091-2001热镀锌管壁厚偏差国标国标名名称称低压流体输送焊接钢管低压流体输送焊接钢管GB/T3091-2001GB/T3091-2001钢管外径钢管外径外径D/mmD48.3148.3D168.3168.3508壁厚偏差通常长度4M-12M2倍尺长度：在通常长度内每个倍尺应留5-10mm切口余量管体外径偏差 管体外径mm偏差mm0.5mm1.0%0.75%1.0%+2.4-0.8+3.0-0.8壁厚S外径D企标企标焊接钢管焊接钢管Q/YF01-2002Q/YF01-2002钢管外径、外径允许偏差钢管外径、外径允许偏差85-643-2以下1.8-5.75mm通常长度
4、2寸以下长度+20-02.5寸-4寸5寸以上特殊定尺长度0.60mm0.50mm0.40mm0.30mm0.20mm5%允许偏差5-05-015-020-0优于国标优于国标对比结论对比结论12.5%允许偏差+20-0国标热镀锌（焊接）钢管价格国标热镀锌（焊接）钢管价格品名品名热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管热镀锌钢管焊接钢管焊接钢管焊接钢管焊接钢管焊接钢管焊接钢管焊接钢管焊接钢管焊接钢管焊接钢管焊接
5、钢管焊接钢管材质材质Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235Q235规格规格DN15DN15（1/2）（1/2）DN20DN20（3/4）（3/4）DN25DN25（1.0）（1.0）DN32DN32（1.25）（1.25）DN40DN40（1.5）（1.5）DN50DN50（2.0）（2.0）DN65DN65（2.5）（2.5）DN80DN80（3.0）（
6、3.0）DN100DN100（4.0）（4.0）DN125DN125（5.0）（5.0）DN150DN150（6.0）（6.0）DN200DN200（8.0）（8.0）DN15（1/2）DN20（3/4）DN25（1.0）DN32（1.25）DN40（1.5）DN50（2.0）DN65（2.5）DN80（3.0）DN100（4.0）DN125（5.0）DN150（6.0）DN200（8.0）壁厚壁厚（mm）（mm）2.82.82.82.83.23.23.53.53.53.53.53.54.04.04.04.04.04.04.54.54.54.56.56.52.82.83.23.53.53.54
7、.04.04.04.54.56.0单位（吨单位（吨理论重量理论重量单位（米/单位（米/元）/元）（米/kg）（米/kg）元）元）6300630063006300630063006100610061006100600060006000600060006000600060006200620062006200630063006500650065006500650065006500550055005700570059001.3571.3571.7601.7602.5542.5543.5603.5604.1004.1005.6075.6077.5367.5368.8808.88011.53011.530
8、15.94215.94219.27019.27036.12036.1201.3571.7602.5543.5604.1005.6077.5368.88011.53015.94219.27036.1208.5498.54911.08811.08816.09016.09021.71621.71625.01025.01033.64233.64245.21645.21653.2853.2869.1869.1898.8498.84119.474119.474227.556227.5568.820511.4416.60123.14026.65036.445548.98448.8463.41590.869109.839213.108厂地厂地浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲浙江金洲