船用3G螺杆泵用来输送温度≤150℃、粘度3-760cSt、不含固体颗粒、无腐蚀性、具有润滑性能的介质。
适用压力范围：0.6-2.5Mpa；
适用流量范围：0.6-123m3/h。
主要应用于燃油输送、液压工程、船舶工程，石化及其他工业。
船用3G螺杆泵适用范围
1、介质为直线连续输送、无搅拌、无脉动。
2、振动小，噪音低。
3、压力高、效率高。
4、结构简单、拆装方便。
5、体积小，重量轻。
6、磨损轻微，寿命长。
结构形式
船用3G螺杆泵一般采用机械密封。泵通过爪型联轴器由电动机驱动。从主轴外伸端向泵看，为顺时针旋转。
3G型三螺杆泵性能参数表
|
型号
|
排出压力
P MPa |
流量 Q
|
转速n
r/min |
必需汽蚀余量 rm
|
效率η %
|
电动机
|
||
|
m3/h
|
L/min
|
功率kw
|
型号
|
|||||
|
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
|
|||
