公称通径端部外径中心至端面尺寸中心至中心尺寸背面至端面尺寸DN45弯头90弯头180弯头180弯头A系列B系列长半径长半径短半径长半径短半径长半径短半径1521.3181638-76-48-2026.9251638-76-51-2533.732163825765156413242.438204832956470524048.3452457381147683815060.35732765115221061006576.1(73)764095641911271321218088.9894711476229152159159100114.3108631522305203210197125139.713379190127381254262237150168.315995229152457305313313200219.121912630520360406414391250273273158381254762508518467300323.9325189457305914610619533350355.63772215333561067711711610400406.44262536104061219813813686450457478284686457172914914762500508529316762508152410161016550559343838559600610630381914610650660405991660700711720438106771175076282047011437628008135021219812850864920533129586490081410205651372914100010166321524101610501067112066316001067110011181220694167611181200121975818291219130012182119811321140014208832134142015001524947228615241600162-10102438162017001727-10732591172718001820-11372743182720002020-126330482032弯头规格尺寸表弯头是改变管路方向的管件。弯头标准是什么呢？按角度分，有45。及90180三种最常用的，另外根据工程需要还包括60等其他非正常角度弯头。弯头标准都有哪些？弯头市场调研报告显示，弯头的材料有铸铁、不锈钢、合金钢、可煅铸铁、碳钢、有色金属及塑料等。弯头标准表显示，按照生产工艺可分为：焊接弯头、冲压弯头、推制弯头、铸造弯头等。其他名称：90度弯头、直角弯、爱而弯等。下面介绍弯头标准尺寸表及弯头规格表：弯头标准尺寸表及弯头规格表一览连接两根公称通径相同或弯头市场调研显示，国标弯头管道安装中常用的一种连接用管件,者不同的管子，使管路作一定角度转弯？弯头标准尺寸表弯头标准jisb2311通用钢制对焊管件弯头标准jisb2312钢制对焊管件弯头标准jisb2313钢板制对焊管件弯头标准jisb2316钢制承插焊管件弯头标准管件执行标准之美国标准弯头标准号描述弯头标准asme/ansib16.9弯头标准asme/ansib16.11弯头标准asme/ansib16.28工厂制造的锻钢对焊管件承插焊和螺纹锻造管件钢制对焊小半径弯头和回头弯弯头标准asmeb16.5管法兰和法兰配件弯头标准msssp-43锻制不锈钢对焊管件弯头标准msssp-83承插焊和螺纹活接头弯头标准msssp-97承插焊、螺纹和对焊端的整体加强式管座弯头规格表一览公称通径外径(mm)中心距至端面的距离理论重量kg/pcsdnodfb5s10s20s40s80s120s0.040.050.0590.060.08151/21821.338160.050.060.0630.080.100.060.070.080.090.13203/42526.7380.060.080.090.100.13320.080.120.130.140.1825133.438160.080.130.1350.140.19380.110.180.210.230.31321.1/442.248200.130.210.240.260.35450.160.260.300.330.44401.1/248.357240.170.280.320.350.48570.280.450.590.620.9550260.376320.290.470.610.660.90730.550.801.251.72652.1/276.195400.570.830.961.11.311.8080389114470.801.171.62.062.86903.1/2101.6133551.081.572.12.743.821081.311.012.653.545.136.271004114.3152631.392.032.873.765.466.681332.683.244.816.168.7111.31255141.3190792.823.455.126.549.2512.0139.72.873.415.066.479.1411.91593.854.696.979.5614.418.61506168.3229954.104.967.3810.115.319.8165.24.034.877.249.9515.019.42197.159.6516.120.431.043.12008216.33051267.059.5315.920.130.542.527313.716.725.836.257.279.725010267.438112813.216.324.635.456.277.632523.026.136.155.795.213330012323.945718922.626.036.055.594.8133318.522.325.535.356.192.713237730.836.960.283.120235014355.653322129.034.756.778.21471381894001642661025341.847.778.0122116211201280406.439.945.574.326747852.960.387.742245018457.268628450.557.783.817516730128740352974.284.95775002050876231671.381.5146140242232414398552在管道系统所使用的全部管件中以上为大家介绍的就是弯头标准及弯头的规格表所占比例最大，约为80%