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Lift Type Check valve

Uses and features 
    H41H Lift/W Type Check valve in accordance with the GB12235 StandardDesign and manufacture, valve clack along the center position for lifting movement, bushing adopt wear-resisting performance is good, special Materials to make small friction coefficient, movements flexible and reliable. The Seal performance is good. The products are widely used in petroleum, chemical, pharmaceutical, electric power industry and so on all kinds of working condition of the pipeline.
Main Performance Spcification

Test pressure  

Nominal pressure ( MPa ) 

 

2.5 

4.0 

6.4 

10.0 

Shell test  

2.4 

3.8 

6.0 

9.6 

15.0 

Sealing test 

1.8 

2.8 

4.4 

7.1 

11.0 

The material of valve body 

WCB(C) 

CF8(P) 

CF 8M (R) 

WC6 

WC9 

Working temperature  

≤ 425 

≤ 100 

≤ 100 

≤ 550 

≤ 550 

Applicable medium  

Water, steam, , oil 

nitric acid type 

Acetic Acid type 

Water, steam,  

Water, steam,  

Execution standard 
Design and manufacture:  GB12235 
Length of structure:  GB12221 
Connecting flange:  JB/T79-1994 
Test and inspection:  JB/T9092-1999 
Main Connection Dimensions

Nominal diameter  

PN1.6/2.5/4.0MPa 

PN6.4MPa 

PN10.0MPa 

DN32 

180 

100 

260 

160 

260 

165 

DN40 

200 

110 

260 

165 

260 

170 

DN50 

230 

115 

300 

170 

300 

175 

DN65 

290 

140 

340 

185 

340 

190 

DN80 

310 

170 

380 

205 

380 

235 

DN100 

350 

200 

430 

230 

430 

265 

DN125 

400 

230 

500 

265 

500 

310 

DN150 

480 

255 

550 

310 

550 

350 

DN200 

600 

285 

650 

350 

650 

400