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Boiler Water Parameters

Parameter/Operating pressure 0-300 psi 301-450 psi 451-600 psi
Feed water      
Dissolved oxygen measured before chemical addition, mg/l < 0.07 < 0.07 < 0.07
Total iron as Fe, mg/l < 0.1 < 0.05 < 0.03
Total copper as Cu, mg/l < 0.05 <0.025 <002
Total hardness as CaCO3, mg/l < 0.3 <0.3 <0.2
pH @ 25 C 8.3-10.0 8.3-10.0 8.3-10.0
Non volatile TOC, mg/l <1 <1 <0.5
Oil, mg/l <1 <1 <0.5
Boiler water      
Silica as SiO2,mg/l <150 <90 <40
Total alkalinity, mg/l <700 <600 <500
Electrical condictivity, µS/cm      
Steam      
Total dissolved solids,mg/l 0.2-1 0.2-1 0.2-1

Source: ASME guidelines for water tube boilers

Contact & Support

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  • Email : info@ultrawater.co.in
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