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Type |
Linear travel |
Angle travel | ||
Normal temperature |
Medium temperature |
Medium temperature |
Normal temperature | |
Model |
ZDR/LW-6B/K |
ZDR/LW-6B/KG |
ZDR/LW-6B/KG |
ZDR/LW-6B/K |
Specifications |
DN600-1000 |
DN50-5000 |
Main technology parameters and performance index
1、 main technology parameters of butterfly valve
Nominal diameter mm |
50 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
350 | ||||||
Nominal pressure MPa |
0.6 | ||||||||||||||
Media temperature ℃ |
Normal temperature:-20~200(cast iron);-40~250(cast steel);medium temperature -40~450(cast stainless steel) | ||||||||||||||
Angle range ° |
0-70 | ||||||||||||||
Flow characteristics |
Approximate percentage | ||||||||||||||
Environment temperature |
No space heaters:-10~60;With space heaters:-35~60
| ||||||||||||||
Connection flange |
According to JB78-59 wafer flange connected | ||||||||||||||
Material of valve body |
HT200;35;ZG230-450;1Cr18Ni9;ZG1Cr18Ni9Ti | ||||||||||||||
Material of valve plate |
HT200;35;ZG230-450;1Cr18Ni9;ZG1Cr18Ni9Ti | ||||||||||||||
Nominal diameter mm |
400 |
450 |
500 |
600 |
700 |
800 |
900 |
1000 | |||||||
Nominal pressure MPa |
0.6 | ||||||||||||||
Media temperature ℃ |
Normal temperature:-20~200(cast iron);-40~250(cast steel);medium temperature -40~450(medium temperature) | ||||||||||||||
Angle range ° |
0-70 | ||||||||||||||
Flow characteristics |
Approximate percentage | ||||||||||||||
Environment temperature |
No space heaters:-10~60;With space heaters:-35~60
| ||||||||||||||
Connection flange |
According to JB78-59 wafer flange connected | ||||||||||||||
Material of valve body |
HT200;35;ZG230-450;1Cr18Ni9;ZG1Cr18Ni9Ti |