【资料图】

1、去百度文库。

2、查看完整内容> 内容来自用户:xshizhd 弯头理论重量表直径mm18~22252732343842454851576073768910811412713314015916821927332535537740642645748050852961063066071172076281382086491430.060.100.110.130.140.200.220.290.310.330.480.500.800.821.201.851.962.742.873.021.5DN90°kg/只3.50.070.110.120.150.150.220.250.340.360.390.540.580.920.961.392.152.283.183.333.5140.070.120.140.160.180.250.280.380.410.440.620.661.051.091.572.452.593.623.804.005.495.814.50.090.140.150.180.200.280.310.420.450.490.700.731.171.221.772.742.904.064.254.496.166.5250.100.150.160.200.210.310.340.460.500.530.760.811.291.341.953.033.214.494.714.976.827.2212.619.828.336.138.447.349.7壁　　厚　　　mm5.566.570.160.170.210.230.330.370.500.540.580.830.881.411.472.133.323.514.925.165.647.487.9213.921.731.139.742.252.054.50.170.180.230.250.360.400.540.590.630.900.951.531.612.313.603.815.345.615.918.148.6115.123.633.943.245.956.759.589101112说明:180°弯头按表2倍计算。

3、45°按1/2计算；0.240.260.380.420.580.63。

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