精度等級及流量范圍:公稱口徑計量公稱流量分界流量最小流量最小讀數(shù)dm3最大讀數(shù)DN(mm)等級QnQ1Qmin15A1.50.150.0450.199999.9B0.120.0320A2.50.250.075B0.200.0525A3.50.350.105B0.280.070連接尺寸如圖:公稱口徑長度寬度高度螺紋連接螺紋長度mmDN(mm)L(mm)W(mm)H(mm)DAminBmin1516588107G3/4B10122019588107G1B12142522588107G1.25B1216精度等級及流量范圍:公稱口徑計量公稱流量分界流量最小流量最小讀數(shù)dm3最大讀數(shù)DN(mm)等級QnQ1Qmin15A1.50.150.0450.199999.9B0.120.0320A2.50.250.075B0.200.0525A3.50.350.105B0.280.070連接尺寸如圖:公稱口徑長度寬度高度螺紋連接螺紋長度mmDN(mm)L(mm)W(mm)H(mm)DAminBmin1516588107G3/4B10122019588107G1B12142522588107G1.25B1216