表:
各种标准换热器的折流板(支撑板)间距(JB/T4714～4717-92)
|
换热器型式
|
公称直径DN
|
管长,mm
|
折流板(支撑板)间距, mm
|
|
固定管板式
|
≤500
|
≤3000
4500～6000
|
100
|
200
|
300
|
450
|
600
|
---
|
---
|
|
---
|
|
600～800
|
1500～6000
|
150
|
200
|
300
|
450
|
600
|
---
|
---
|
|
900～1300
|
≤6000
7500,9000
|
---
|
200
|
300
|
450
|
600
|
---
|
---
|
|
---
|
750
|
|
1400～1600
|
6000
7500,9000
|
---
|
---
|
300
|
450
|
600
|
750
|
---
|
|
---
|
|
1700～1800
|
6000～9000
|
---
|
---
|
---
|
450
|
600
|
750
|
---
|
|
立式热虹吸式重沸器
|
≤600
|
1500～3000
|
(支撑板间距)
|
300
|
500
|
---
|
---
|
|
700～1800
|
|
600
|
1000
|
---
|
|
U型管式换热器
|
≤600
|
3000
|
150
|
200
|
---
|
---
|
---
|
---
|
---
|
|
6000
|
150
|
200
|
300
|
---
|
---
|
---
|
---
|
|
700～900
|
6000
|
150
|
200
|
300
|
450
|
---
|
---
|
|
1000～1200
|
---
|
---
|
250
|
300
|
350
|
450
|
---
|
---
|
|
浮头式换热器
|
≤700
|
3000～4500
|
100
|
150
|
200
|
---
|
---
|
---
|
---
|
|
800～1200
|
4500
|
---
|
150
|
200
|
250
|
300
|
450(480)
|
---
|
|
400～1100
|
6000
|
---
|
150
|
200
|
250
|
300
|
350
|
450
(480)
|
---
|
|
1200～1800
|
6000
|
---
|
---
|
200
|
250
|
300
|
350
|
450
(480)
|
---
|
|
9000
|
---
|
---
|
---
|
---
|
300
|
350
|
450
|
600
|
|
浮头式冷凝器
|
325～1800
|
3000～9000
|
(支撑板或折流板间距)
|
450(480)
|
600
|
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