資源描述：
《方鋼圓鋼尺寸,重量,厚度偏差規(guī)范.doc》由會員上傳分享，免費在線閱讀，更多相關內容在行業(yè)資料-天天文庫。
1、.圓鋼與方鋼尺寸、外形、厚度理論范圍允許偏差、重量允許偏差rolledroundandsquaresteelbars—Dimension，shape，weightandtolerance說明：此規(guī)范根據中華人民共和國國家標準GJ/G709-2014《圓鋼與方鋼的尺寸、?外形、重量及允許偏差》，結合我們鋼材貿易商的實際使用情況做了一些補充，對國家標準毫無影響。1、范圍：本標準規(guī)定了圓鋼與方鋼的截面形狀、截面特性、理論重量允許偏差、尺寸允許偏差、厚度允許偏差及高頻焊鋼規(guī)格等。2、截面形狀：3、截面特性d或a/mm圓鋼方鋼截面面積/cm2每米重量/kg
2、/m截面特性截面面積/cm2每米重量/kg/m截面特性I/cm4W/cm3i/cmIx/cm4Wx/cm3ix/cm5.50.2380.1870.00450.01630.1380.3030.2370.00760.02770.15960.2830.2220.00630.02120.150.360.2830.01080.0360.1736.50.3320.260.00880.0270.1630.4230.3320.01490.04580.18870.3850.3020.01180.03370.1750.490.3850.020.05720.20280
3、.5030.3950.02010.05030.20.640.5020.03410.08530.23190.6360.4990.03220.07160.2250.810.6360.05470.12150.26100.7850.6170.04910.09820.2510.7850.08330.16670.289110.950.7460.07190.13070.2751.210.950.1220.22180.318121.1310.8880.10180.16960.31.441.130.17280.2880.346131.3271.0420.14020
4、.21570.3251.691.3270.2380.36620.375.頁腳.141.5391.2080.18860.26940.351.961.5390.32010.45730.404151.7671.3870.24850.33130.3752.251.7660.42190.56250.433162.0111.5780.32170.40210.42.562.010.54610.68270.462172.271.7820.410.48230.4252.892.2690.6960.81880.491182.5451.9980.51530.57260
5、.453.242.5430.87480.9720.52192.8352.2260.63970.67340.4753.612.8341.0861.1430.548203.1422.4660.78540.78540.543.141.3331.3330.577213.4642.7190.95470.90920.5254.413.4621.6211.5440.606223.8012.9841.151.0450.554.843.7991.9521.7750.635234.1553.2611.3741.1940.5755.294.1532.3322.0280
6、.664244.5243.5511.6291.3570.65.764.5222.7652.3040.693254.9093.8531.9171.5340.6256.254.9063.2552.6040.722265.3094.1682.2431.7260.656.765.3073.8082.9290.751275.7264.4952.6091.9320.6757.295.7234.4293.2810.779286.1584.8343.0172.1550.77.846.1545.1223.6590.808296.6055.1853.4722.394
7、0.7258.416.5945.8944.0650.837307.0695.5493.9762.6510.7597.0656.754.50.866317.5485.9254.5332.9250.7759.617.5447.6964.9650.895328.0426.3135.1473.2170.810.248.0388.7385.4610.924338.5536.7145.8213.5280.82510.898.5499.8835.990.953349.0797.1276.563.8590.8511.569.07511.146.5510.9813
8、59.6217.5537.3664.2090.87512.259.61612.517.1461.013610.187.998.2454.
