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1、. 最新焊条重量计算表 使用说明：1 本标准的计算时先算出焊缝横截面积,再算出每条焊缝的熔敷金属重量,然后标出每米焊缝的焊丝,焊剂或焊条的消耗量。酸性焊条按熔敷金属重量的 1.65倍计,焊丝按酸性焊条重量的0.636倍计；碱性焊条按熔敷金属重量的 1.80倍计,焊丝按碱性焊条重量的0.583倍计； 焊丝按熔敷金属重量的 1.05倍计； 焊剂按熔敷金属重量的 1.35倍计； 一 不开坡口单面手工焊缝焊缝尺寸熔敷金属kg/m定额kg/mc b e截面积酸性焊条碱性焊条104130.0230.0380.0411.505140.0310.0510.056216160.0470.0780.0853181
2、90.70.1150.126二 不开坡口双面手工焊缝 焊缝尺寸熔敷金属kg/m定额kg/mc b e截面积酸性焊条碱性焊条3181140.1090.180.19642101210.1640.270.2954.52101220.1720.280.3152121260.2040.340.3762141300.2350.390.4282.5161.5510.4000.660.72102.5181.5570.4480.740.81三 V型坡口单面手工焊缝 焊缝尺寸熔敷金属kg/m定额kg/mpcbe截面积酸性焊条碱性焊条370011.58112.60.0980.1620.176470011.58117
3、.60.1370.2260.247570011.510125.30.1970.3250.355670022.510132.80.2560.4230.460870022.5141.559.20.4620.7630.8301065022.5161.585.80.6701.1101.2101265022.5181.51180.9201.5241.6601465023201.51761.3702.2602.470四 V型坡口双面手工焊缝 焊缝尺寸熔敷金属kg/m定额kg/mpcbb1e=e1截面积酸性焊条碱性焊条570022108128.30.2210.3650.398670022108135.20.
4、2740.4520.49487002214101.565.20.5100.8410.920106502216101.586.70.6760.1201.220五 对称双面X型坡口手工焊缝 焊缝尺寸熔敷金属kg/m定额kg/mpcbe截面积酸性焊条碱性焊条126502312183.80.6651.081.181465023141104.40.831.371.491660023151.5134.51.051.731.892060023161.5185.51.452.392.612260023171.5215.51.682.773.022560023191.5265.52.073.423.722860
5、023211.53212.504.124.503060023221.5359.52.804.625.053260023231.54023.195.165.743660023261.54933.846.356.914065023282610.64.767.858.564660023312810.66.3110.411.355060023342905.67.0611.6512.75六 单面U型坡口手工焊缝焊缝尺寸熔敷金属kg/m 定额kg/mbe截面积酸性焊条碱性焊条12161.51481.161.922.0914161.51801.412.342.5416201.52191.722.843.10
6、242222823.004.955.40262424293.365.556.0518201.52552.003.303.60202223022.373.924.28222223412.674.404.80282424733.726.156.70302425194.086.757.35七 不开坡口丁字接头单面手工焊缝焊缝尺寸熔敷金属 kg /m 定额kg/mke截面积焊 丝酸性焊条碱性焊条22140.03120.03280.05150.056233180.06250.06560.1030.113441120.09360.09830.1550.169551180.140.1470.230.2526
7、61.5270.210.2210.3470.378771.5350.2750.2890.4540.495881.5440.3440.3610.5680.62991.5540.4240.4450.700.76310101.5650.510.5360.8430.9211111.5770.6040.6340.9971.08712121.5900.7030.7381.161.2713131.51040.820.8611.351.4814141.51190.930.9771.530.6815151.51351.061.1131.751.9116161.51521.191.251.972.1418181.
8、51891.481.5542.442.6720201.52301.81.892.973.24222222862.232.3423.684.02242423362.642.7724.364.75252523632.832.9724.675.1282824483.53.6755.776.3303025104.04.26.67.2注：双面焊定额加倍. 1.八 单面V型坡口角度手工焊缝双面焊焊缝尺寸熔敷金属kg/m 定额kg/mbek截面积酸性焊条碱性焊条481323.20.1810.2990.3265913300.2340.3860.4216111338.70.3020.500.5448141.55
9、72.70.5670.9351.0210171.55100.70.7851.301.4112201.55134.51.051.731.8914231.551741.362.242.4516261.572311.802.973.24203227349.12.724.54.9223427410.33.25.285.76253827515.64.026.657.25284227633.54.938.158.9304627721.35.629.310.1九 油缸缸底焊缝焊丝定额dd外d1H焊缝长度焊丝重量每米焊丝定额a63836730.2360.1140.484020.120.4911520.10.4
10、140896720.2450.180.71307120.2520.130.510801028420.2930.150.5101070.3010.230.77010012110420.3540.170.4601271040.3630.240.6701050.3650.260.71201090.3710.190.51011013311420.3880.220.55400.370.9444512514612920.4320.20.45901521290.4420.340.7700.410.92415159X201290.4530.681.4915140168X1814430.490.460.9330
11、20.410.83016814620.4940.360.72016414420.4840.30.605016820.490.491.0015160194X2116420.5630.71.2300.841.49151680.5690.661.150180219X2418420.6341.041.6301.261.98151860.6370.931.460200245X2820420.7061.532.1701.882.66152060.7091.41.9801.722.4215230273X2823420.7971.581.9801.932.42152360.81.441.8001.762.20
12、152380.8031.311.6301.591.9815250299X3025420.8692.242.5802.753.1615钢板最小弯曲半径板 材弯 曲 半 径经 退 火不经退火钢Q235、15、30钢A5、35钢45铜铝0.5t0.8tt0.2tt1.5t1.7t0.8t0.8t圆钢最小弯曲半径圆钢直径d681012141618202530最小弯曲半径R468101214注：圆钢在冷弯曲时弯曲半径一般应使Rd,在特殊情况下允许采用表中的数值钢管最小弯曲半径管子弯曲工垫管外径d弯曲半径R备注钢管热 弯任意值3dL为管端最短直管长度,一般L=2d,但应45mm单位:mm冷弯焊接钢管任意值6d无缝钢管520壁厚24d壁厚23d20355d3d35604d601405d铜管冷弯182d铝管183d钣金展开公式L=L: 钣金展开长度; R: 折弯处的侧半径; T: 材料厚度; : 折弯角度;Y系数: 由折弯中线的位置决定的一个常数,与K系数的关系:Y=K。材料Y系数K系数软黄铜Soft brass和铜0.550.35硬黄铜 和铜、软钢、铝0.640.41硬铜、青铜、冷轧钢、弹簧钢0.710.458 / 9
