翅片管常见规格和翅化比

翅片管类型

基管直径/mm

翅片管直径(翅片高)/mm

               翅化比

             翅片间距(mm)

2.3

2.5

2.8

3.2

3.6

绕片管（L）

25

50(12.5)

16.91202

15.48172

14.01474

12.58444

11.15413

57(16)

23.39836

21.38383

19.31766

17.30314

15.28862

32

57(12.5)

15.72346

14.39958

13.04175

11.71787

10.39399

64(16)

21.45394

19.61392

17.72672

15.88670

14.04668

38

63(12.5)

15.05322

13.78935

12.49307

11.22921

9.96534

70(16)

20.35747

18.61585

16.82957

15.08796

13.34634

双L绕片管（mm）

25

50(12.5)

16.57545

15.17834

13.74541

12.34831

10.95120

57(16)

23.06179

21.08046

19.04833

17.06701

15.08568

32

57(12.5)

15.38474

14.09362

12.76939

11.47827

10.18715

64(16)

21.00522

19.30796

17.45436

15.64710

13.83984

38

63(12.5)

14.71328

13.48193

12.21900

10.98765

9.75629

70(16)

20.01753

18.30843

16.55550

14.84640

13.13730

双金属轧制翅片管（DR）

25

50(12.5)

16.40300

15.02287

13.60735

12.22722

10.84709

57(16)

22.88935

20.92499

18.91027

16.94592

14.98157

32

57(12.5)

15.21213

13.93768

12.63056

11.35611

10.08166

64(16)

20.94261

19.15203

17.31553

15.52494

13.73435

38

63(12.5)

14.54058

13.32573

12.07973

10.86488

9.65003

70(16)

19.84483

18.15223

16.41623

14.72363

13.03103

镶片管(G)

25

50(12.5)

17.23750

15.77500

14.27500

12.81250

11.35000

57(16)

23.72834

21.67712

19.57792

17.53120

15.48448

32

57(12.5)

16.05352

14.69766

13.3073

11.95117

10.59531

64(16)

21.78400

19.91200

17.99200

16.12000

14.24800

38

63(12.5)

15.38585

14.09013

12.76118

11.16546

10.16974

70(16)

20.69011

18.91663

17.09768

15.32421

13.54462