Appendix B: Cooling water
50
B40IB006EN-D
* This means Calcium hardness and not total hardness
Table 1: Conversion values for the calculation of Saturation index and Ryznar index
Total dissolved
material
Temperature
Ca-hardness*
Ca++
Bi-carbonate
content HCO
3
mg/l
A
Deg. C
B
Deg. D
C
chem.
D eq/l
50-300
0.1
10
2.3
0.6
0.6
0.2
1.0
400-1000
0.2
15
2.2
1.4
1.0
0.5
1.4
24
2.0
2.2
1.2
1.3
1.8
35
1.8
3.5
1.4
2.0
2.0
47
1.6
5.5
1.6
3.2
2.2
60
1.4
7.0
1.7
4.1
2.3
76
1.2
9.0
1.8
5.2
2.4
11.5
1.9
6.4
2.5
14.5
2.0
7.9
2.6
18.0
2.1
22.2
2.2
1 D = 10 mg/l CaO
1 chem = 61 mg/l
Содержание HTK 1200N
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