高頻焊螺旋翅片管
晨怡熱管 2007-2-3 0:21:44
?高頻焊接翅片管是針對串片型和繞制型翅片做成的散熱器的缺點,而改進采用高頻焊接翅片管的一種高效散熱元件,翅片管的本身是將厚度0.8-1mm的帶鋼纏繞于翅片管上,同時采用高頻焊接工藝,把片焊牢在管上,保證了管與翅片的結合強度,其金屬熱強度已達1.10~1.20w/kg℃,該翅片管廣泛用于鍋爐的省煤器,空氣預熱器的制作及廠房,住宅的節能散熱器的制作,并作為熱管后期繞片**。
螺旋翅片管是一種高效傳熱元件。它的傳熱面積為光管的幾倍至幾十倍,能強化傳熱,降低流動阻力,減少金屬消耗量,從而提高了換熱設備的經濟性和運行可靠性。目前,螺旋翅片管已在各種鍋爐中廣泛使用。
螺旋翅片管的結構示意如上圖。螺旋翅片管的規格 單位:mm基管外徑D25-159基管壁厚δ2-8翅片厚度s0.8-2翅片高度h10-30翅片管螺距t5-20翅片管全長L≤注:1 本表以外規格可由需方提出商定 2 翅片高h一般≤1/2d 3 本廠出產的螺旋翅片管按JB/T6512-92 DG1020-97等標準制造 ?
螺旋翅片管產品規格及參數表 鋼管鋼帶每米鋼管繞帶鋼每米翅片管
換熱面積(m2)規格重量
(kg/m)螺距
(mm)規格
(mm)重量(kg/m)長度
(m)重量
(kg)25x31.6351.2x150.14125.153.550.83325x31.6361.2x150.14120.942.960.70725x31.6371.2x180.16919.303.280.77325x31.6381.2x200.18817.703.330.78732x32.1561.2x150.14124.613.480.83932x32.1571.2x170.16021.993.520.84832x32.1581.2x200.18820.423.850.91732x32.15101.2x220.20716.693.510.84738x3.52.9871.2x200.18826.054.911.16138x3.52.9881.2x200.18822.804.301.03138x3.52.98101.2x200.18818.253.440.84942x3.53.3271.2x200.18827.845.251.24642x3.53.3282x100.15720.443.210.54042x3.52.32101.2x200.18819.503.670.91248x3.53.8471.2x170.16029.194.671.14348x3.53.8481.2x170.16025.554.091.01948x3.53.84101.2x200.18821.394.031.00651x3.54.1081.2x170.16026.724.281.06951x3.54.10101.2x170.16021.393.430.88751x3.54.10121.2x200.18818.613.510.90557x3.54.6281.2x200.18830.255.701.38957x3.54.62101.2x200.18824.214.561.14757x3.54.62121.2x200.18820.183.800.98660x3.54.88101.2x200.18825.154.741.19460x3.54.88122x200.31420.976.581.02770x3.55.74101.6x200.25128.297.111.35270x3.55.74122x200.31423.587.401.16376x4.07.10101.6x200.25130.187.581.44676x4.07.10122x200.31425.157.901.24583x5.09.62101.6x200.25132.278.131.55683x5.09.62122x200.31426.978.471.340