Tubes and tube sheets 管板? Tube size: Φ 25X2.5mm, Φ 19X2mm; ? Standard lengths: 1.5, 2, 3, 6m; ? Tube layout: triangular or square layout 7 ? Tube pitch:the distance between centers of adjacent tubes, t = 1.25~1.5d 0表 6-4 管壳式换热器 t与 d o的关系换热管外径 d o, mm 10 14 19 25 32 38 45 57 换热管中心距 t, mm 14 19 25 32 40 48 57 72 8 ? Shell diameters are standardized. 159, 273, 400, 500, 600, 800, 1000, 1100, 1200mm; ? Shape of baffle: 25 percent baffles. ? Baffle pitch :the distance between baffles (center to center) 910 ? Heat exchanger with expansion joint 4-13 ? U-bend heat exchanger 4-12 ? Floating head heat exchanger 4-11 ? Heat exchanger with expansion joint 4-13 ? U-bend heat exchanger 4-12 ? Floating head heat exchanger 4-11
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