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Inner grooved tube
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内螺纹管(BFe10-1-1/HAL77-2)
Inner Grooved Tube(Straight or Hairpin)

TDX
 光管段翅片段可U弯
项次外径
mm
壁厚
mm
外径
mm
有效壁厚
mm
最小壁厚
mm
内齿高
mm
名义内表面积
㎡/m
实际内表面积
㎡/m
周向齿数螺旋角度
 O.D.Wall ThicknessO.D.Wall Thicknessminimum Wall ThicknessRidge HeightNominal inside surface areaNominal inside surface areanumber of internal startsinternal fin helix angleWhether bend
17.000.407.000.300.270.180.01940.03565018
27.940.407.940.300.270.200.02270.03755018
39.520.409.520.300.270.200.02770.04886018
49.520.509.520.400.350.200.02740.04836018
59.520.709.520.600.550.200.02680.04726018
612.700.6012.700.500.450.250.03680.06686018
712.700.6512.700.550.500.250.03640.06586018
812.700.7012.700.600.550.250.03640.06506018
915.880.6015.880.480.430.300.04670.08767524
1015.880.7015.880.580.530.300.04640.08127524
1115.880.8015.880.630.580.300.04590.07857524



* The seawater resistant material ensures that the unit can use seawater directly.

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0512-53573001-3003

Address:No. 175, Renmin North Road, Taicang, Jiangsu
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Http:http://www.ntttube.com