型 號(hào) | LKF-25 | LKF-40 | LKF-50 | |||
口徑(mm) | 25 | 40 | 50 | |||
Q動(dòng)作 | K | Q動(dòng)作 | K | Q動(dòng)作 | K | |
動(dòng) 作 流 量 Q動(dòng)作 和 返 回 系 數(shù) K | 2.5 3 4 a 6 8 10 12 16 20 25 30 40 | ≥0.65 ≥0.65 ≥0.70 ≥0.70 ≥0.75 ≥0.75 ≥0.80 ≥0.80 ≥0.80 ≥0.80 ≥0.80 ≥0.85 ≥0.85 | 10 12 16 20 25 30 40 50 60 80 | >0.60 >0.60 ≥0.70 ≥0.70 ≥0.75 ≥0.75 ≥0.80 ≥0.80 ≥0.85 ≥0.85 | 25 30 40 50 60 80 100 120 160 | ≥0.60 ≥0.60 ≥0.70 ≥0.70 ≥0.75 ≥0.75 ≥0.80 ≥0.80 ≥0.85 |