無縫鋼管理(lǐ)論重量表外(wài)徑δ$φ mm壁厚mm0.500.600.801.01.21.41.51.61.8γ&∏≥2.02.22.52.83.03.2每米重量kg60.070.080.10 •♠0.120.140.160.170.170.190.2070.080 £∏.100.120.150.170.190.200.210.230.250.26☆♦α>0.2880.090.110.140.170.200.230.240σ★>".250.280.300.320.3490.110.12φ₹₹™0.160.200.230.260.280.290©‍.320.350.370.400.43100.12©∞0.140.180.220.260.300.310.330.‌←✔360.400.420.460.500.520.54110.130.15Ω<σ0.200.250.290.330.350.370.410.440.48§σ©0.520.570.590.62120.140.170.220.270↕≈.320.370.390.410.450.490.530.590.640×¥.670.69130.150.180.240.300.350.$☆400.430.450.500.540.590.650β×δ.700.740.77140.170.200.260.320.380.44≈ 0.460.490.540.590.640.710.770.81< 0.85150.180.210.280.350.440.470γ&∑.500.530.590.640.690×★‌©.770.840.890.93160.190.230.300.3​¥©§70.440.500.540.570.630.690.750.830∞★.910.961.01170.200.240‌₹'.320.400.470.540.570.610.680€Ω¶♠.740.800.890.981.041.09180.220.2 ←60.340.420.500.570.610.650.720.790♦‌€.860.961.051.111.17190.230.27 →φ0.360.440.530.610.650λ₩©.690.760.840.911.021.121.181.25200.240≠‌÷ .290.380.470.560.640.680.730≠←♦.810.890.971.081.191.2§¶61.33210.250.300.400.490.590.680.720.77<γ₩0.850.941.021.141.261.331.41220.270.♥ ±↔320.420.520.620.710.760≥&π .850.941.041.131.271.391.481.56230.280 ♥•♦.330.440.540.650.750.800.850.941.04‍α≈1.131.271.391.481.56240.290.350.4¥₩>60.570.680.790.830.890.991.09↕→"&1.181.331.461.551.64250.3♦ 00.360.480.590.700.820.870.921.031.13'δ©≠1.241.391.531.631.72270.330.390.520•‍★•.640.760.880.941.001.131.231.341.51 ₹®1.671.781.88280.340.41‍✘0.540.670.790.920.981™ .041.161.281.401.571.741.851.9629 §0.350.420.560.690.820.951.021.081.211.©♦☆331.451.631.811.922.04‌≥←&300.360.440.580.720.850.991.051.121.25¶™§1.381.511.701.882.002.123‌£20.390.470.620.770.911.061.131.20•★β£1.341.481.621.822.022.152.27340.410♠≥±.500.660.810.971.131.20↑ λ1.281.431.581.721.942.152.292.43350.✔​430.510.640.841.001.161.2∏≤41.321.471.631.782.002.2¥★§22.372.51360.440.520.700.861.031.201.28←&σ÷1.361.521.681.832.07•‍2.292.442.59380.460.550.730.911×¥♦.091.261.351.441.611.78$★☆¥1.942.192.432.592.75400.49 >0.580.770.961.151.331‌↔↔.421.521.691.872.052.312.5✔₹72.742.90421.011.211.401.501.601.791.97φ¶ε2.162.442.712.893.0644.÷↑51.071.281.491.591.691.902.102.292.592☆φ.883.073.26451.091.301.511.611.711¥₩".922.122.322.622.913.113.304π↓σ₩81.161.391.611.721.832.052.272.482.813.✔γ↓≤123.333.54501.211.141.681.791.912.142.÷"₹372.592.933.263.483.70511.2↕≥γ31.471.711.831.952.182.422.562.993α ★®.333.553.77531.281.531.7α$‍‍81.912.032.272.522.763.113.473.∏$ε×703.93541.311.561.821.9‌÷42.072.322.562.813.183.543.774.01561♥δ.361.621.892.022.152.412.662.€ &α923.303.673.924.17571.381.651.‌☆♣→922.052.192.452.712.973.363.7≈♦<€44.004.25601.461.742.022♥∏÷.162.312.582.863.143.✘≤≈553.954.224.48631.531.832.13>∏2.272.422.723.013.303.73↓÷4.164.444.72651.581.892.202.35$∏δ2.502.813.113.413.854.294.594.88681.6↔£§51.982.302.462.622.933.263.574.044.494.≥$815.12701.702.042.372.532.70✘¥ε3.033.353.684.164.654.965.28731.782.1​∑22.472.642.823.163.503>​.844.354.845.185.52外(£₩€ wài)徑mm熱(rè)軋結構用(yòn≤<↑g)無縫管 壁厚（mm）2.02.533.544.555.566.5每米重♦π量（kg）220.9861.201.41-------251.131♠ ♣.391.631.86------28-1.∑↕✔₹571.852.11------30-1.702.002.292.56‍♣-----32-1.822.152.462.7β←≥63.053.333.593.854.0938-2.192.592.9δ→©≤83.353.724.074.414.745.0542-2.442.893÷ ÷↔.323.7504.164.564.955.335.6945-2.623.∞©•113.584.044.494.935.365.776.1750-2.933.§​484.014.545.055.556.046.51≥♣×✔6.9754--3.774.364.935.4σ ¶96.046.587.107.6157--4.004.62<ββ5.235.836.416.997.558.1060± --4.224.885.526.166.787.397.998.5863.×₽5--4.485.185.876.557.217.878.519.1↓βΩ<468--4.815.576.317.057.778.4÷​÷89.179.8670--4.965.746.517↔↓.278.018.759.4710.1873--5.186.00£↓&‌6.817.608.389.169.9110.≠φ£6676--5.466.267.107.938.759.5610.3611↓★₩ .1483---6.867.798.719.62 ∞10.5111.3912.2689---7.38αλσ8.389.3810.3611.3312.2813.2295 ∞---7.908.9810.0411.1012.1413↓×λ.1714.19102---8.509.6710.8011.±±®9613.0914.2115.31108----10.261¶✘≈1.4912.7013.9015.0916.2♥∑✔7114----10.8512.1513.441©±4.7215.9817.23121----‍↔Ω11.5412.9314.3015.6717.§ ♠±0218.35127----12.1313.5915.0416.4817.±Ω9019.31133----12.7314.2615.λπ&↕7817.2918.7920.28140-≥ ----15.0416.6518.2419.8321.4146-∑÷----15.717.3919.0620.7222.€₽36152-----16.3718.1319.8₹​σ721.6023.32159-----17.1518.9920¥₩.8222.6424.45168------20.÷↓1022.0423.9725.89180------21.5923.6725.® 7427.81194------23.3025.6027.8230.05203‍©γ--------29.1431.5021γ≠ 9--------31.5234.06245---------38.232↔✘73---------42.72注：計(jì)算(suàn)常用±♦(yòng)型材理(lǐ)論重量計(jì)®' 算(suàn)公式：m=F×L×ρm—質量Kg ；F—斷面積‌φφm2 ；L—長(cháng)度m ；ρ—密↓•×度*Kg/m3☆其中：F斷面積計(jì)算(suàφ>$n)方法：1、方鋼F= a22、鋼管 F=3.1416×$&≤（D-$） D—直徑 $—厚度3、鋼闆、扁鋼 F= a£¶×$ a—寬度密度：鋼材：7.85*10^3 kg/m3鋁：2.5～∑¥ 2.95*10^3銅：8.45～8.9*10^3鑄鐵(tiě)：6.6～7*1↑'0^3尼龍：1.04～1.15*10^3