-錐形鋼管螺栓 3-壓蘭 4--膠圈 5-支承圈 6-管體承口 7-管體插口N1型膠圈機械接口鑄鐵管1-螺母 2-螺栓 3-壓蘭 4-膠圈 5-支承圈 6-管體承口 7-管體插口N型膠圈機械接口鑄鐵管的尺寸公稱口徑DN／mm各部尺寸／mm承口內徑D3承口法蘭盤外徑D1螺孔中心圓D2ACP1FRaMBWH螺栓孔dN/個10013825021019129510753210°4520357234150189300262201210010753210°4520357236200240350312211310011773310°4520357236250293.6408366221510012823710°4520357236300444.8466420231610013853810°4520357238350396516474241710013873910°45203572310400447.6570526251810014894010°45203572310450498.8624586261910014914110°45203572312500552674632272110015974510°45203572414600654.87927402823110161014710°45203572416
X型膠圈機械接口鑄鐵管
1-螺母 2-螺栓 3-壓蘭 4-膠圈 5-支承圈 6-管體插口 7-管體承口
X型膠圈機械接口鑄鐵管的尺寸公稱口徑DN／mm尺 寸 ／mm承口內徑D3法蘭盤外徑D1螺孔中心圓D2ACPIFRaM螺栓孔dN/個100126262201919149510753215°50234150177313260201410010753215°50236200228366313211510011773315°50236250279.6418365221510012833715°50236300330.8471418231610013853815°50238350382524471241710013873915°502310400433.6578525251810014894015°502312450484.8638586261910014914115°502312500536682629272110015974515°502414600638.879127402823110161014715°502416鑄鐵管的壁厚和長度公稱口徑DN／mm外徑D4／mm壁厚T／mm承口凸部質量／kg直部1m質量／kg有效長度／mm400050006000總質量／kg1A級A級B級1A級A級B級1A級A級B級1A級A級B級1A級A級B級100118.09.09.09.011.522.222.222.2100100100123123123145145145150169.09.09.210.015.532.633.336.0146149160179182196211215232200220.09.210.011.020.643.948.052.0196213229240261281284309333250271.610.011.012.029.259.264.870.5266288311325353382384418454鋼管重量計算公式:　[(外徑-壁厚)*壁厚]*0.02466=kg/米(每米的重量)

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