管道公英制对照表(英国标准BS1387-1985)_布衣999

英国标准BS1387-1985 BRITISH STANDARD BS1387-1985

BS1387-1985热浸镀锌钢管及焊接钢管标准
HOT DIP GALVANIZED PIPE AND WELDED PIPE STANDARD ACCORDING TO BS1387-1985

公称口径壁厚外径锌管重量螺纹DN
mminmm最大最小平头车丝连接头ABCABCABCABCABC牙数总长151/22.02.63.221.421.721.721.021.121.10.991.271.501.001.281.511411.4
~15203/42.32.63.226.927.227.226.426.626.61.441.631.941.451.641.951412.7
~16.32512.63.24.033.834.234.233.233.433.42.062.503.032.082.523.051114.5
~19.1321¹/₄ 2.63.24.042.542.942.941.942.142.12.643.223.922.673.253.951116.8
~21.4401¹/₂2.93.24.048.448.848.847.848.048.03.353.704.513.393.744.551116.8
~21.45022.93.64.560.260.860.859.659.859.84.235.216.364.305.286.441121.1
~25.7652¹/₂3.23.64.576.076.676.675.275.475.45.906.658.156.036.778.281123.2
~30.28033.24.05.088.789.589.587.988.188.16.948.6410.587.118.8110.781126.3
~33.310043.64.55.4113.9114.9114.9113.0113.3-10.0612.5914.8810.3212.9015.181132.3
~39.31255-5.05.4-140.6140.6-138.7--17.0618.31-17.5818.821136.6
~43.61506-5.05.4-166.1166.1-164.1--20.2521.79-20.8722.401136.6
~43.6

A、轻级 B、中级 C、重级壁厚允许偏差：A -8% B -10%

管道公英制对照表(英国标准BS1387-1985)

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