山东出售DG型系列泵一、DG型系列泵的技术参数：型号转速n(r/min)流量Q扬程H(m)效率η(%)功率(KW)必需汽蚀余量(NPSH)r(m)立方米/时L/S辅功率Pa电机功率D12-25×3DG29507.52.0884.6443.937.52.012.53.4775544.732.015.04.1769535.322.5D12-25×4DG29507.52.08112.8445.24112.012.53.47100546.302.015.04.1792537.092.5D12-25×5DG29507.52.08141446.55112.012.53.47125547.882.015.04.17115538.862.5D12-25×6DG29507.52.08169.2447.85152.012.53.47150549.462.015.04.171385310.642.5D12-25×7DG29507.52.08197.4449.16152.012.53.471755411.02.015.04.17615312.412.5D12-25×8DG29507.52.08225.64410.4718.52.012.53.472005412.612.015.04.171845314.182.5D12-25×9DG29507.52.08253.84415.9518.52.012.53.472255413.092.015.04.172075315.762.5D12-25×10DG29507.52.082824417.73222.012.53.472505414.42.015.04.172305317.732.5D12-25×11DG29507.52.08310.24414.4222.012.53.472755417.342.015.04.172535319.52.5D12-25×12DG29507.52.08338.44415.7302.012.53.473005418.92.015.04.172765321.32.5二、DG型卧式多级离心泵产品特点：1、水力模型***，效率高，性能范围广。2、泵运行平稳，噪音低。3、轴封采用软填料密封或机械密封，密封安全可靠、结构简单，维修方便快捷。4、轴为全封结构，确保了不与介质接触，不锈蚀，使用寿命长。GL系列冷却器(GLCGLLGLQ))