外径壁厚重量英寸毫米.单位毫米.英寸.公斤米.磅英尺.18 document was truncated here because it was created in the Evaluation Mode. :
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第一系列:标准钢管(美系GB中的A系列)第二系列:非标准钢管(欧系GB中的B系列)序号 工程直径(mm) 第一系列 第二系列 1 DN15 ф ф18 2 DN20 ф ф25 3 DN25 ф ф32 4 DN32 ф ф38 5 DN40 ф ф45 6 DN50 ф ф57 7 DN65 ф ф76 8 DN80 ф ф89 9 DN100 ф ф108 10 DN125 ф ф133 11
壁厚表GB 12459 GBT13401Wall Thicknesses Schedule公称通径Norminal Pipe Size DN外径Outside Diameter 公 称 壁 厚 TNorminal Wall ThicknessA系列Series A B系列Series Bsch5ssch10ssch document was truncated here because it wa
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表429热轧槽钢的尺寸规格型号尺? 寸/mm截面面积/em2理论质量/(kg/m)参考数值?hbdtrr1X-Xy-yY1-Y1zo/cmcm31xcm4ix/cmWycm3Iy/cm4iy/cmIy/cm4550374.57.O7.O3.56.9285.43810.426.O1.943.558.31.1020.91.356.363404.87.57.53.88.4516.63416.1
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矩形钢管尺寸规格表????? 产品部分参数 (GBT3094-2000)边长mm壁厚mm截面面积cm2理论重量kgM惯性矩cm4截面模数cm3403.54.903.8511.165.5845.494.5614.376.8456.985.4816.567.8767.555.9315.347.675047.095.5625.5610.2258.586.7329.8111.9369.957.813
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