新聞分類
聯系我們
- 地 址：哈爾濱市南崗區南通大街256號
- 電 話：13704813968
- 傳 真：0451-82552085
- 郵 箱：2004777@qq.com
1．主題內容與適用范圍
我國行業標準JB/T4723-92規定了碳素鋼和不銹耐酸鋼制不可拆螺旋板式換
熱器的型式公稱壓力、公稱直徑、計算換熱面積等基本參數。此項標準適用于公稱壓力大于1.6mpa、公稱直徑不大于
2．符號說明
PN—公稱壓力，mpa
DN—公稱直徑，mm
FN—公稱換熱面積，m2；
F —計算換熱面積，m2；
b —通道間距，mm；
δ —板厚，mm
H —板寬，mm
V —流速
Lt —螺旋通道長度，m；
F —螺旋通道面積，m2；
dn—接管公稱直徑，mm；
d —中心管直徑，mm
3 ．型式
不可拆螺旋板式換熱器的結構式參看第3章
4 ．基本參數
4.1公稱壓力
公稱壓力系指通道能承受的最大工作壓力.
PN：0.6,1.0,1.6MPA
4.2公稱直徑
碳素鋼制：500，600，700，800，900，1000，1200，1400，
不銹耐酸鋼制：300，400，500，600，700，800，900，1000，1200，1400，1600。
4.3公稱換熱面積
碳素鋼制：6，8，10，15，20，25，30，40，50，60，80，100，
不銹耐酸鋼制：1，2，4，6，8，10，15，20，25，30，40，50，60，80，
5．不可拆螺旋板式換熱器主要參數
5.1碳素鋼制的主要參數見表1。
< 表1>
|
PN
MPa
|
FN
M2
|
DN
mm
|
b
mm
|
δ
Mm
|
H
m
|
F
m2
|
V
m3/h
|
dn
mm
|
Lt
m
|
f
m2
|
d
mm
|
|
≤1.6
|
6
|
500
|
6
|
4
|
0.4
|
6.29
|
8.28
|
40
|
8.34
|
0.00230
|
200
|
|
500
|
10
|
0.5
|
5.72
|
17.00
|
80
|
6.18
|
0.00972
|
200
|
|||
|
600
|
10
|
0.4
|
6.44
|
13.40
|
65
|
8.79
|
0.00372
|
200
|
|||
|
8
|
500
|
6
|
0.5
|
7.91
|
10.44
|
65
|
8.34
|
0.00290
|
200
|
||
|
600
|
10
|
0.5
|
8.13
|
17.00
|
80
|
8.79
|
0.00472
|
200
|
|||
|
700
|
10
|
0.4
|
9.50
|
13.40
|
65
|
12.89
|
0.00372
|
200
|
|||
|
10
|
600
|
6
|
0.5
|
12.07
|
10.44
|
65
|
12.69
|
0.00290
|
200
|
||
|
600
|
10
|
0.6
|
9.83
|
20.60
|
80
|
8.79
|
0.00572
|
200
|
|||
|
15
|
800
|
6
|
0.5
|
17.02
|
10.44
|
65
|
17.83
|
0.00290
|
200
|
||
|
700
|
10
|
0.5
|
15.32
|
17.00
|
80
|
16.63
|
0.00472
|
200
|
|||
|
900
|
14
|
0.5
|
14.93
|
23.23
|
100
|
16.28
|
0.00654
|
300
|
|||
|
20
|
800
|
6
|
0.5
|
22.74
|
10.44
|
65
|
23.75
|
0.00290
|
200
|
||
|
700
|
10
|
1.0
|
20.91
|
35.00
|
100
|
18.99
|
0.00972
|
300
|
|||
|
900
|
10
|
0.6
|
22.31
|
20.60
|
80
|
19.72
|
0.00572
|
300
|
|||
|
800
|
14
|
0.8
|
18.27
|
38.35
|
100
|
12.22
|
0.01065
|
300
|
|||
|
25
|
800
|
6
|
0.6
|
27.38
|
12.60
|
65
|
23.75
|
0.00350
|
200
|
||
|
800
|
10
|
0.8
|
23.90
|
27.80
|
100
|
15.71
|
0.00772
|
300
|
|||
|
800
|
14
|
1.0
|
23.00
|
48.43
|
125
|
12.22
|
0.1365
|
300
|
|||
|
30
|
700
|
6
|
1.0
|
30.65
|
21.24
|
80
|
15.83
|
0.00590
|
300
|
||
|
800
|
10
|
1.0
|
30.03
|
35.00
|
100
|
15.71
|
0.00972
|
300
|
|||
|
800
|
14
|
1.2
|
27.73
|
58.51
|
125
|
12.22
|
0.01625
|
300
|
|||
|
40
|
1000
|
6
|
0.6
|
43.89
|
12.60
|
65
|
37.95
|
0.00350
|
200
|
||
|
1200
|
10
|
0.6
|
43.00
|
20.60
|
80
|
37.78
|
0.00350
|
2000
|
|||
|
1200
|
14
|
0.8
|
44.60
|
38.35
|
100
|
29.59
|
0.00572
|
300
|
|||
|
1200
|
18
|
1.0
|
43.65
|
61.55
|
150
|
23.36
|
0.01710
|
300
|
|||
|
50
|
1000
|
10
|
1.0
|
49.24
|
35.00
|
100
|
25.67
|
0.00972
|
300
|
||
|
1200
|
14
|
1.0
|
56.16
|
48.43
|
125
|
29.59
|
0.0134
|
300
|
|||
|
1200
|
18
|
1.2
|
52.70
|
74.51
|
150
|
23.36
|
0.02070
|
300
|
|||
|
60
|
1400
|
10
|
0.6
|
59.36
|
20.60
|
80
|
52.05
|
0.00572
|
300
|
||
|
1400
|
14
|
0.8
|
63.46
|
38.35
|
100
|
41.95
|
0.00572
|
300
|
|||
|
1400
|
18
|
1.0
|
62.96
|
61.55
|
150
|
33.52
|
0.01710
|
300
|
|||
|
80
|
1400
|
10
|
0.8
|
79.83
|
27.80
|
100
|
52.05
|
0.00772
|
300
|
||
|
1200
|
10
|
1.0
|
72.66
|
35.00
|
100
|
37.78
|
0.00972
|
300
|
|||
|
1600
|
14
|
0.8
|
81.50
|
38.35
|
100
|
53.81
|
0.01065
|
300
|
|||
|
1400
|
14
|
1.0
|
79.90
|
48.43
|
125
|
41.95
|
0.01345
|
300
|
|||
|
1600
|
18
|
1.0
|
85.60
|
61.55
|
150
|
45.40
|
0.01710
|
300
|
|||
|
100
|
1600
|
10
|
0.8
|
105.20
|
27.80
|
100
|
68.46
|
0.00772
|
300
|
||
|
1400
|
10
|
1.0
|
100.30
|
35.00
|
100
|
52.05
|
0.00972
|
300
|
|||
|
1600
|
14
|
1.0
|
102.61
|
48.43
|
125
|
53.8
|
0.01345
|
300
|
|||
|
1600
|
18
|
1.2
|
103.36
|
74.51
|
150
|
45.40
|
0.02070
|
300
|
|||
|
120
|
1400
|
10
|
1.2
|
120.77
|
42.20
|
125
|
52.02
|
0.01172
|
300
|
||
|
1600
|
14
|
1.2
|
123.72
|
50.51
|
125
|
53.81
|
0.01625
|
300
|
5.2不銹耐酸鋼制的主要參數見表2。
< 表2>
|
PN
MPa
|
FN
M2
|
DN
mm
|
b
mm
|
δ
mm
|
H
M
|
F
m2
|
V
m3/h
|
dn
mm
|
Lt
m
|
f
m2
|
d
mm
|
|
≤1.6
|
1
|
300
|
6
|
2,3
|
0.2
|
1.07
|
3.96
|
40
|
2.95
|
0.00110
|
160
|
|
2
|
400
|
6
|
0.2
|
2.08
|
3.96
|
40
|
5.71
|
0.00110
|
160
|
||
|
4
|
400
|
6
|
0.4
|
4.28
|
8.28
|
50
|
5.71
|
0.00230
|
200
|
||
|
500
|
10
|
0.4
|
4.95
|
13.40
|
65
|
6.78
|
0.00372
|
200
|
|||
|
6
|
400
|
6
|
0.6
|
5.95
|
12.60
|
65
|
5.22
|
0.00350
|
200
|
||
|
500
|
10
|
0.5
|
6.28
|
17.00
|
80
|
6.76
|
0.00472
|
200
|
|||
|
8
|
500
|
6
|
0.4
|
7.19
|
8.28
|
50
|
9.50
|
0.00230
|
200
|
||
|
500
|
10
|
0.6
|
7.58
|
20.60
|
80
|
6.76
|
0.00572
|
200
|
|||
|
600
|
10
|
0.5
|
8.69
|
17.00
|
80
|
9.37
|
0.00472
|
200
|
|||
|
10
|
600
|
6
|
0.4
|
10.50
|
8.28
|
50
|
13.85
|
0.00230
|
200
|
||
|
600
|
10
|
0.6
|
8.67
|
20.60
|
80
|
7.71
|
0.00572
|
300
|
|||
|
700
|
14
|
0.6
|
9.33
|
28.27
|
100
|
8.47
|
0.00785
|
300
|
|||
|
700
|
14
|
0.5
|
7.70
|
23.23
|
100
|
8.47
|
0.00645
|
300
|
|||
|
15
|
700
|
6
|
0.5
|
18.07
|
10.44
|
65
|
18.92
|
0.00290
|
200
|
||
|
800
|
10
|
0.5
|
16.97
|
17.00
|
80
|
18.14
|
0.00472
|
200
|
|||
|
700
|
14
|
0.8
|
14.27
|
38.35
|
100
|
9.55
|
0.01065
|
300
|
|||
|
20
|
700
|
6
|
0.6
|
21.78
|
12.60
|
65
|
18.92
|
0.00350
|
200
|
||
|
800
|
10
|
0.6
|
18.57
|
20.60
|
80
|
16.41
|
0.00572
|
300
|
|||
|
800
|
14
|
0.8
|
19.70
|
38.35
|
100
|
13.14
|
0.01065
|
300
|
|||
|
25
|
800
|
6
|
0.5
|
24.83
|
10.44
|
65
|
25.92
|
0.00290
|
200
|
||
|
800
|
10
|
0.8
|
24.97
|
27.80
|
100
|
16.41
|
0.00772
|
300
|
|||
|
900
|
10
|
0.6
|
24.67
|
20.60
|
80
|
21.74
|
0.00572
|
300
|
|||
|
900
|
14
|
0.8
|
25.86
|
38.35
|
100
|
17.21
|
0.01065
|
300
|
|||
|
30
|
700
|
6
|
0.8
|
29.18
|
16.92
|
80
|
18.92
|
0.00470
|
200
|
||
|
800
|
10
|
1.0
|
31.38
|
35.00
|
100
|
16.41
|
0.00972
|
300
|
|||
|
1000
|
14
|
0.8
|
32.77
|
38.35
|
100
|
21.76
|
0.01065
|
300
|
|||
|
40
|
1000
|
10
|
0.8
|
42.39
|
27.80
|
100
|
27.72
|
0.00772
|
300
|
||
|
1000
|
14
|
1.0
|
41.25
|
48.43
|
125
|
21.76
|
0.01345
|
300
|
|||
|
50
|
1000
|
10
|
1.0
|
53.26
|
35.00
|
100
|
27.72
|
0.00972
|
300
|
||
|
1000
|
14
|
1.2
|
49.74
|
58.51
|
150
|
21.76
|
0.01625
|
300
|
|||
|
60
|
1200
|
10
|
0.8
|
63.89
|
27.80
|
125
|
41.65
|
0.00772
|
300
|
||
|
1200
|
14
|
1.0
|
57.72
|
48.43
|
100
|
30.41
|
0.01345
|
300
|
|||
|
80
|
1200
|
10
|
1.0
|
80.27
|
35.00
|
100
|
41.65
|
0.00972
|
300
|
||
|
1400
|
14
|
1.0
|
81.03
|
48.43
|
125
|
42.55
|
0.01345
|
300
|
|||
|
100
|
1400
|
10
|
1.0
|
108.02
|
35.00
|
100
|
55.98
|
0.00972
|
300
|
||
|
1400
|
14
|
1.0
|
97.70
|
58.51
|
150
|
42.55
|
0.01625
|
300
|
|||
|
1600
|
14
|
1.2
|
108.07
|
48.43
|
125
|
56.62
|
0.01345
|
300
|
