输入换热器换热管的壁厚,以及换热管的腐蚀裕量。 典型换热管厚度如下:
换热管外径 |
B.W.G. |
壁厚 |
壁厚 |
---|---|---|---|
1/4 |
22 |
0.028 |
0.711 |
24 |
0.022 |
0.559 |
|
26 |
0.018 |
0.457 |
|
27 |
0.016 |
0.406 |
|
3/8 |
18 |
0.049 |
1.245 |
20 |
0.035 |
0.889 |
|
22 |
0.028 |
0.711 |
|
24 |
0.022 |
0.559 |
|
1/2 |
16 |
0.065 |
1.651 |
18 |
0.049 |
1.245 |
|
20 |
0.035 |
0.889 |
|
22 |
0.028 |
0.711 |
|
5/8 |
12 |
0.109 |
2.769 |
13 |
0.095 |
2.413 |
|
14 |
0.083 |
2.108 |
|
15 |
0.072 |
1.829 |
|
16 |
0.065 |
1.651 |
|
17 |
0.058 |
1.473 |
|
18 |
0.049 |
1.245 |
|
19 |
0.042 |
1.067 |
|
20 |
0.035 |
0.889 |
|
3/4 |
10 |
0.134 |
3.404 |
11 |
0.120 |
3.048 |
|
12 |
0.109 |
2.769 |
|
13 |
0.095 |
2.413 |
|
14 |
0.083 |
2.108 |
|
15 |
0.072 |
1.829 |
|
16 |
0.065 |
1.651 |
|
17 |
0.058 |
1.473 |
|
18 |
0.049 |
1.245 |
|
20 |
0.035 |
0.889 |
|
7/8 |
10 |
0.134 |
3.404 |
11 |
0.120 |
3.048 |
|
12 |
0.109 |
2.769 |
|
13 |
0.095 |
2.413 |
|
14 |
0.083 |
2.108 |
|
15 |
0.072 |
1.829 |
|
16 |
0.065 |
1.651 |
|
17 |
0.058 |
1.473 |
|
18 |
0.049 |
1.245 |
|
20 |
0.035 |
0.889 |
|
1 |
8 |
0.165 |
4.191 |
10 |
0.134 |
3.404 |
|
11 |
0.120 |
3.048 |
|
12 |
0.109 |
2.769 |
|
13 |
0.095 |
2.413 |
|
14 |
0.083 |
2.108 |
|
15 |
0.072 |
1.829 |
|
16 |
0.065 |
1.651 |
|
18 |
0.049 |
1.245 |
|
20 |
0.035 |
0.889 |
|
1-1/4 |
7 |
0.180 |
4.572 |
8 |
0.165 |
4.191 |
|
10 |
0.134 |
3.404 |
|
11 |
0.120 |
3.048 |
|
12 |
0.109 |
2.769 |
|
13 |
0.095 |
2.413 |
|
14 |
0.083 |
2.108 |
|
16 |
0.065 |
1.651 |
|
18 |
0.049 |
1.245 |
|
20 |
0.035 |
0.889 |
|
1-1/2 |
10 |
0.134 |
3.404 |
12 |
0.109 |
2.769 |
|
14 |
0.083 |
2.108 |
|
16 |
0.065 |
1.651 |
|
2 |
|||
11 |
0.120 |
3.048 |
|
12 |
0.109 |
2.769 |
|
13 |
0.095 |
2.413 |
|
14 |
0.083 |
2.108 |
|
2-1/2 |
10 |
0.134 |
3.404 |
12 |
0.109 |
2.769 |
|
14 |
0.083 |
2.108 |
|
3 |
10 |
0.134 |
3.404 |
12 |
0.109 |
2.769 |
|
14 |
0.083 |
2.108 |
|
2-1/2 |
10 |
0.134 |
3.404 |
12 |
0.109 |
2.769 |
|
14 |
0.083 |
2.108 |
|
3 |
10 |
0.134 |
3.404 |
12 |
0.109 |
2.769 |
|
14 |
0.083 |
2.108 |