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1热轧无缝钢管(YB231-70)
2025-09-29 02:25:50 责编:小OO
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1、热轧无缝钢管(YB231-70)

外径 (mm)

壁 厚 (mm)

12131415161718192022(24)25(26)283032
钢 管 理 论 重 量 (kg/m)

32
38
42
45
50
54
                 
5713.3214.11
6014.2115.0715.88 
63.515.2416.1917.09
6816.5717.6318.19.6120.52
7017.1618.2719.3320.3521.31
7318.0519.2420.3721.4622.4923.4824.4125.30
         
7618.9420.2021.4122.5723.6824.7425.7526.71
8321.0122.4423.8225.1526.4427.6728.8529.99
22.7924.3725.27.3728.8030.1931.5232.8034.0336.3538.47
9524.5626.2927.9729.5931.1732.7034.1835.6136.9939.6142.02
10226.6328.5330.3832.1833.9335.37.2938.40.4443.4046.17
10828.4130.4632.4534.4036.3038.1539.9541.7043.4046.6649.7251.1752.5855.24
                 
11430.1932.3834.5336.6238.6740.6742.6244.5146.3649.9153.2754.8756.4359.38
12132.1934.6236.9439.2141.4343.6045.7247.7949.8253.7157.4159.1960.91.22
12734.0336.5539.0141.4343.8046.1248.3950.6152.7856.9760.9662..7668.3671.76
13335.8138.4741.0943.6546.1748.6351.0553.4255.7360.22.5166.5968.6172.5076.2079.71
14037.8840.7243.5046.2448.9351.5754.1656.7059.19.0268.6670.9173.1077.3481.3885.23
                 
14639.6642.45.5748.4651.3054.0856.8259.5162.1567.2772.2174.6076.9481.4885.82.97
15241.4344.5647.6550.6853.6656.6059.4862.3265.1170.5975.7678.3080.7985.6290.2694.70
15943.5046.8150.1753.2756.4359.5362.5965.6068.5674.3379.9082.6285.2890.4695.44100.33
16846.1749.6953.1756.6059.9863.3166.5969.8273.0079.2185.2388.1691.0596.67102.10107.33
18049.7253.5457.3161.04.7168.3471.9175.4478.9285.7292.3395.5698.74104.96110.98116.80
19453.8658.0362.1566.2270.2474.2178.1382.0085.2893.32100.62104.19107.72114.63121.33127.85
                 
20356.5260.9165.9469.5473.7877.9782.1286.2190.2698.20105.94109.74113.49120.83127.99134.94
21961.2666.0470.7875.4680.1084.69.2393.7198.15106.88115.42119.61123.75131.139.83147.57
24568.9574.3879.7683.0890.3695.69100.77105.90110.98120.99130.80135.140.42149.84159.07168.09
27377.2483.36.4295.44101.41107.33113.20119.20124.79136.18147.38152.90158.38169.18179.78190.19
29984.9391.6998.40105.44111.67118.23124.74131.20137.61150.29162.77168.93175.05187.13199.02210.71
32592.63100.03107.38114.68121.93129.13136.28143.38150.441.39178.15184.96191.72205.09218.25231.23
                 
351100.32108.36116.35124.29132.19140.03147.82155.56163.26178.50193.54200.99208.39223.04237.49251.74
377108.02117.00125.33133.29142.44150.93159.36167.75176.08192.61208.93217.02225.06240.99256.73272.26
402115.41124.71133.94143.15152.30161.40170.45179.45188.40206.16223.72232.42241.08258.24275.21291.18
426122.52132.41142.25152.04161.78171.47181.11190.71200.25219.19237.93247.23256.48274.83292.98310.93
450130.61140.09150.52160.90171.24181.52191.76201.94212.08232.20252.12262.01271.85291.38310.72329.84
(465)134.05144.90155.70166.46177.16187.81198.41208.97219.47240.34261.00271.26281.47301.74321.81341.69
                 
480139.49149.71160.88172.00183.08192.10205.07216.00226.87248.47269.88280.51291.09312.10332.91353.52
500145.41156.12167.79179.40190.97202.48213.95225.37236.74259.32281.72292.84303.91325.91347.71369.30
530154.29165.74178.14190.50202.80215.06227.27239.42251.53275.60299.47317.50323.14346.62369.90392.92
(550)159.20172.15185.05197.90210.70223.44236.14248.80261.40286.45311.31323.66335.97360.43384.70406.76
560163.16175.36188.50201.60214.226.240.58253.48266.33291.88317.23
600175.00188.18202.31216.39230.42244.40258.34272.22286.06313.58340.90
630183.88197.80212.67227.49242.26256.98271.66286.28300.85329.85358.66
注 (1)表中带括号的规格,不推荐使用。

(2)热轧钢管的通常长度为8~12.5米,短尺长度为1.5~3.0米。

(3)钢管的理论重量计算公式为:P=0.02466S(D-S)

式中 P----钢管的理论重量(千克/米)(钢管的比重为7.85);

D---钢管的公称外径(毫米);

S---钢管的公称壁厚(毫米)。

(4)钢管的标记方法举例如下:

用10号钢制造的外径为76毫米、壁厚为3.5毫米的直径和壁厚为普通级精确度、长度为3000毫米倍尺

的热钢保应标记为:钢管10-76X3.5X3000倍-YB231-70。

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