公称直径

管程数

管子数量

管程通道截面积，管程通道流速为0.5m/sec时的流量m/hr

公称压力

碳钢管φ25x2.5

不锈钢管φ25x2

159

I

14

0.0044/0.0049

7.92/8.82

0.25

219

I

26

0.0082/0.0090

14.76/16.20

0.6

II

26

0.0041/0.0045

7.38/8.10

1.0

273

I

44

0.0138/0.0152

24.84/27.36

1.6

II

40

0.0063/0.0069

11.34/12.42

2.5

325

I

60

0.0188/0.0208

33.84/37.44

0.6

II

56

0.0088/0.0097

15.84/17.46

1.0

400

I

119

0.0374/0.0412

67.32/74.16

1.6

II

110

0.0173/0.0190

31.14/34.20

2.5

500

I

185

0.0581/0.0641

104.58/115.38

II

180

0.0283/0.0312

50.94/56.16

600

I

169

0.0845/0.0932

152.10/167.76

II

266

0.0418/0.0461

75.24/82.98

700

I

379

0.0091/0.1313

214.38/236.34

II

358

0.0562/0.0620

101.16/111.60

800

I

511

0.1605/0.1770

288.90/318.60

II

488

0.0767/0.0845

138.06/152.10

900

I

649

0.2039/0.2248

367.02/404.46

II

630

0.0990/0.1091

178.20/196.38

1000

I

805

0.2529/0.2788

455.22/501.84

II

792

0.1244/0.1374

233