Capacity range: 0.8 -31m3 /h; Head range: 3 -30m ; Power range: 0.25-3kW; Caliber range: 20 -50mm ; Max medium temperature: 105 ℃ ; Material: Stainless steel; Chemical industry, City water supplying and boosting, Industrial circulation system, Boiler water feeding and condensation system, Environmental protection water treatment, etc.