低温闸阀
美标低温闸阀 DZ41H DZ40H DZ41Y DZ41R DZ41YR DZ40Y
使用温度: LCB低温碳钢材质 -46-400℃
316不锈钢材质 -196-400℃
304不锈钢材质 -100-350℃
316L不锈钢材质 -250-200℃
主要特点 CHIEF FEATURES
- 全通径，明杆带支架
FULL PORT,OUTSIDE SCREW AND YOKE(OS&Y)
- 中法兰螺栓连接
BOLTED BONNET
- 带导向的弹性闸板
FLEXIBLE WEDGE,FULLY GUIDED
- 美标结构改进型
STRUCTUIRE IMPROVE ON API
- 加长保温颈
EXITENSION HOLDING NECK
- 伞齿轮操作选配
AVAILABLE WITH GEAR OPERATOR
- 标准法兰连接
FLANGED END
产品规范 Product Specification (按照标准)
|
产品规范
Product
Specification |
设计规范
Design Spec |
结构长度
Face to Face |
法兰连接
Flange End |
试验与检验
Test & Check |
压力-温度
Pressure-Temp |
产品标识
Marking |
供货规范
Supply |
|
JB/T7749 |
JB/T12221 |
JB/T79 |
JB/T9092 |
GB9131 |
GB/T12220 |
JB/T7928 |
主要零部件材料 Main Part Material
|
零件名称 |
零部件材料 Part Material |
Part Name |
|
阀体 |
LCB |
LC1 |
LC2 |
LC3 |
LC4 |
CF8/CF8M |
CF3/CF3M |
Body |
|
阀盖 |
LCB |
LC1 |
LC2 |
LC3 |
LC4 |
CF8/CF8M |
CF3/CF3M |
Bonnet |
|
闸板 |
LCB |
LC1 |
LC2 |
LC3 |
LC4 |
CF8/CF8M |
CF3/CF3M |
Wedge |
|
阀杆 |
1Cr17Ni12 |
1Cr18Ni9Ti |
0Cr14Ni12Mo2 |
Stem |
|
密封副 |
STL+STL |
STL+STL |
STL+STL |
Hard Trim |
|
填料 |
柔性石墨 Flexible Graphite(聚四氟乙烯/PTFE) |
Packing |
|
垫片 |
18-8柔性石墨 Flexilb Graphite |
Gasket |
|
螺栓 |
1Cr17Ni12 |
1Cr18Ni9Ti |
1Cr18Ni9Ti |
Bolt |
|
适用温度 |
-46℃ |
-60℃ |
-73℃ |
-101℃ |
-115℃ |
-196℃ |
-196℃ |
Suitable
Temp |
|
适用介质 |
丙烷、丙烯、甲醇、乙烷、煤气、液氮
Propane,Propyoene,Methanol,Ethanol,Coal-Gas,Liquid Ammonia |
Suitable
Medium |
主要外形和连接尺寸 Main External and Connection Dimen 单位Unit：mm
|
产品型号
Type |
公称通径
DN |
PN1.6MPa |
WT
(kg) |
|
L |
D |
D1 |
D2 |
b |
Z-Φd |
H |
D0 |
|
DZ40Y-16L
|
20 |
150 |
105 |
75 |
55 |
14 |
4-Φ14 |
320 |
140 |
6 |
|
25 |
160 |
115 |
85 |
65 |
14 |
4-Φ14 |
350 |
160 |
7 |
|
32 |
180 |
135 |
100 |
78 |
16 |
4-Φ18 |
385 |
180 |
9 |
|
40 |
200 |
145 |
110 |
85 |
16 |
4-Φ18 |
420 |
200 |
15 |
|
50 |
250 |
160 |
125 |
100 |
16 |
4-Φ18 |
540 |
240 |
30 |
|
65 |
265 |
180 |
145 |
120 |
18 |
4-Φ18 |
610 |
240 |
34 |
|
80 |
280 |
195 |
160 |
135 |
20 |
8-Φ18 |
690 |
280 |
45 |
|
100 |
300 |
215 |
180 |
155 |
20 |
8-Φ18 |
780 |
300 |
64 |
|
125 |
325 |
245 |
210 |
185 |
22 |
8-Φ18 |
930 |
320 |
110 |
|
150 |
350 |
280 |
240 |
210 |
24 |
8-Φ23 |
980 |
360 |
135 |
|
200 |
400 |
335 |
295 |
265 |
26 |
12-Φ23 |
1180 |
400 |
195 |
|
250 |
450 |
405 |
355 |
320 |
30 |
12-Φ25 |
1390 |
450 |
275 |
|
300 |
500 |
460 |
410 |
375 |
30 |
12-Φ25 |
1620 |
560 |
380 |
|
350 |
550 |
520 |
470 |
425 |
34 |
16-Φ25 |
1810 |
640 |
594 |
|
400 |
600 |
580 |
525 |
485 |
36 |
16-Φ30 |
1970 |
640 |
725 |
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