列管式换热器公称直径管程数管子数量换热面积公称值 /计算值管程通道截面积管程通道流速为 0.5/sec时的流量公称压力Mpa管子长度（ m）碳钢管φ 25×2.55002000300040006000不锈钢管φ 25× 2159I141.5/1.622/2.173/3.270.0044/0.00497.92/8.820.25219I263/3.004/4.026/6.068/8.110.0082/0.009014.76/16.200.6II263/3.004/4.0210/10.268/8.110.0041/0.00457.38/8.101.0273I445/5.087/6.1810/10.2614/13.7221/20.630.0138/0.015224.84/27.361.6II405/4.626/6.199/9.3312/12.4719/18.760.0063/0.006911.34/12.422.5325I607/6.939/9.2814/14.0019/18.7128/28.130.0188/0.020833.84/37.440.6II656/6.479/8.6613/13.0617/17.4626/26.260.0088/0.009715.84/17.461.0400I11914/13.7418/18.4128/27.7637/37.1055/55.80.0374/0.041267.32/74.161.6II11013/12.7017/17.0226/25.6634/34.2050/51.580.0173/0.019031.14/34.202.5500I18545/4.1555/57.6885/86.740.0581/0.064104.58/115.3II18040/41.9955/57.6885/86.740.0283/0.031250.94/56.16600I16960/62.785/83.88125/126.10.0845/0.0932152.10/167.7II16660/62.0580/82.94125/14.720.0418/0.046175.24/82.98700I37990/88.41120/188.1175/177.70.0091/0.01313214.38/236.3II35885/35.51110/111.1165/167.80.0562/0.0620101.16/111.6800I511120/119.2160/159.1240/239.60.16605/0.1770288.90/318.6II488115/151.3150/152.1230/288.80.0767/0.0845138.06/152.1900I649150/151.3120/122.3305/304.30.2039/0.2248367.02/404.0II630145/151.9195/196.4295/295.40.0990/0.1091178.20/196.31000 I805185/187.7250/251.0375/377.40.2529/0.2788455.22/501.8II792185/184.7245/246.9370/371.301244/0.1374223.92/246.9浮头式换热器浮头式换热器是由管箱、壳体、管束、浮头盖等零部件组成。最大的特点是管束可以抽出来，管束在使用过程中由温度膨胀而不受壳体约束，不会产生温度应力。其优点是：（1）管束可以抽出，以方便清洗管壳程。（2）介质间温度不受限制。（3）可以在高温高压工作，一般温度小于450℃，压力小于6.4Mpa。（4）可用于结垢比较严重的场合。（5）可用于管程易腐蚀场合。型式：列管浮头式规格： F=60m2、 F=80m2、 F=100m2、F=120m2、F=150m2、 F=200m2、F=300m2、F=400m2等规格（ m2）有效长度（ mm）外径（ mm）重量（ Kg）0.5800159601800159901.51200208138212002202553140030023651200300260101600400390152400400560202600400800303200450100540350050013105040005001620604000500185070400050020808035006002320904000600260010030007002950
