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3G螺桿泵產品介紹
3G螺桿泵類型泵是轉子式容積泵，3GR三螺桿泵,3g三螺桿泵由于主動螺桿與從動螺桿上螺旋槽相互嚙合及它們與襯套三孔內表面的配合，3gr三螺桿泵,3g三螺桿泵得以在泵的進口之間形成數級動密封腔室，這些動密封腔室將不斷把液體由3GR三螺桿泵進口軸向移動到泵出口，3gr三螺桿泵,3g三螺桿泵并使所輸液體逐級升壓，從而形成一個連續、平穩、軸向移動壓力液體。
3GR三螺桿泵所輸液體為各種不含固體顆粒，3gr三螺桿泵,3g三螺桿泵無腐蝕性油類及類似油的潤滑性液體，所輸液體粘度為1.2-100E(3.0-760cst)，高粘度液體亦可通過加溫降粘后輸送。
| 系列代號 | 主要用途 | 性能范圍 | |
| 流量 m3/h | 壓力 MPa | ||
| 3G | 輸送3-20oE潤滑油，溫度≤80℃ | 0.6-570 | 2.5 |
| 3GR | 輸送3-50oE重質燃油，溫度≤120℃ | 0.6-570 | 2.5 |
| 3GR | 輸送1.2-5oE輕質燃油，溫度≤120℃ | 0.6-570 | 1.6 |
| 3GW | 輸送高溫加熱燃油，溫度≤150℃ | 0.6-363 | 1.6 |
| 3GN | 輸送100oE高粘度油料，溫度≤80℃ | 0.6-636 | 2.5 |
3G三螺桿泵性能參數：
| 型號 | 排出壓力 P MPa | 流量 Q | 轉速n r/min | 必需汽蝕余量 rm | 效率η % | 電動機 | ||
| m3/h | L/min | 功率kw | 型號 | |||||
| 25×4-46 | 1.0 | 0.8 | 13 | 1450 | 4 | 62 | 0.75 | Y802-4 |
| 2.5 | 0.6 | 10 | 60.6 | 1.5 | Y90L-4 | |||
| 1.0 | 2.0 | 33 | 2900 | 4.5 | 59.4 | 1.5 | Y90S-2 | |
| 2.5 | 1.6 | 26 | 69 | 3 | Y100L-2 | |||
| 30×4-46 | 1.0 | 1.6 | 26 | 1450 | 4.5 | 63.5 | 1.1 | Y90S-4 |
| 2.5 | 1.2 | 20 | 61 | 2.2 | Y100L1-4 | |||
| 1.0 | 3.6 | 60 | 2900 | 5 | 60 | 2.2 | Y90L-2 | |
| 2.5 | 3.2 | 53 | 69 | 4 | Y112M-2 | |||
| 36×4-46 | 1.0 | 2.8 | 46 | 1450 | 4.5 | 66 | 2.2 | Y100L1-4 |
| 2.5 | 2.4 | 40 | 66.5 | 4 | Y112M-4 | |||
| 1.0 | 6.5 | 108 | 2900 | 5 | 60.5 | 4 | Y112M-2 | |
| 2.5 | 6 | 100 | 72 | 7.5 | Y132S2-2 | |||
| 42×4-46 | 1.0 | 4.8 | 80 | 1450 | 5 | 62 | 4 | Y112M-4 |
| 2.5 | 4.2 | 70 | 73 | 5.5 | Y132S1-4 | |||
| 1.0 | 10.5 | 175 | 2900 | 5.5 | 61 | 5.5 | Y132S1-2 | |
| 2.5 | 10 | 166 | 72 | 15 | Y160M2-2 | |||
| 45×4-46 | 1.0 | 6.3 | 106 | 1450 | 5 | 70 | 3 | Y100L2-4 |
| 2.5 | 5.9 | 99 | 74 | 7.5 | Y132M-4 | |||
| 1.0 | 13.5 | 225 | 2900 | 5.5 | 60 | 7.5 | Y132S2-2 | |
| 2.5 | 13 | 217 | 75 | 15 | Y160M2-2 | |||
| 60×4-46 | 1.0 | 15.5 | 255 | 1450 | 5 | 71.3 | 11 | Y160M-4 |
| 2.5 | 14.5 | 245 | 74 | 15 | Y160L-4 | |||
| 1.0 | 32 | 533 | 2900 | 5.5 | 63 | 18.5 | Y160L-2 | |
| 2.5 | 31.5 | 525 | 77 | 37 | Y200L2-2 | |||
| 70×2-46 | 0.6 | 24 | 400 | 1450 | 5 | 71 | 7.5 | Y132M-4 |
| 1.0 | 23.5 | 390 | 75 | 11 | Y160M-4 | |||
| 1.6 | 22.5 | 370 | 76 | 15 | Y160L-4 | |||
| 70×4-46 | 1.0 | 24.5 | 408 | 1450 | 5 | 72.5 | 18.5 | Y180M-4 |
| 2.5 | 23.5 | 392 | 79 | 30 | Y200L-4 | |||
| 80×2-46 | 0.6 | 36.5 | 608 | 1450 | 5 | 72 | 11 | Y160M-4 |
| 1.0 | 35 | 594 | 75.5 | 18.5 | Y180M-4 | |||
| 1.6 | 34.5 | 575 | 76.5 | 22 | Y180L-4 | |||
| 80×4-46 | 1.0 | 37 | 617 | 1450 | 5.5 | 72 | 30 | Y200L-4 |
| 2.5 | 35 | 590 | 78.1 | 45 | Y225M-4 | |||
| 100×2-46 | 0.6 | 72.5 | 1208 | 1450 | 5 | 73 | 22 | Y180L-4 |
| 1.0 | 71 | 1183 | 77 | 37 | Y225S-4 | |||
| 1.6 | 60.5 | 1158 | 79 | 45 | Y225M-4 | |||
| 100×4-46 | 1.0 | 72.5 | 1208 | 1450 | 5.5 | 73 | 55 | Y250M-4 |
| 2.5 | 70 | 1165 | 78.5 | 75 | Y280S-4 | |||
| S100×3-27 | 0.6 | 72 | 1196 | 1450 | 6 | 62 | 22 | Y180L-4 |
| 1.6 | 70 | 1160 | 72 | 55 | Y250M-4 | |||
| 2.5 | 69 | 1145 | 74 | 75 | Y280S-4 | |||
| S120×3-27 | 0.8 | 123 | 2055 | 1450 | 6 | 74.5 | 55 | Y250M-4 |
| 1.5 | 120 | 2010 | 76 | 90 | Y280M-4 | |||
| 2.5 | 115 | 1920 | 78.5 | 132 | Y315M-4 | |||
