LocationTianjin, China (Mainland)
EmailEmail: sales@likevalves.com
PhonePhone: +86 13920186592

factory low price Low Resistance Check Valve - Special Design for Dn500 Cast Iron Ventilating Duct Single Lobe Pneumatic Butterfly Valve – Like Valve

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factory low price Low Resistance Check Valve - Special Design for Dn500 Cast Iron Ventilating Duct Single Lobe Pneumatic Butterfly Valve – Like Valve Detail:

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Material of main parts:

Part name

Material

Valve body

Cast iron, nodular cast iron, cast steel, stainless steel

Valve disc

Ductile iror nickel plated, stainless steel, PTFE

Valve seat

NBR, EPDM,sea water, VITON,PTFE

Valve stem

Stainless steel,45# nickel plated

Seal

NBR, EPDM, Neoprene .PTFE, Oily packing

Specification

PN(MPa)

Nominal pressure

1.0

1.6

(MPa)

Seal test

1.1

1.76

(MPa)

Strength test

1.5

2.4

Suitable mediums

Water,sewage,sea water.acid and alkali

°C Working temperature

-21~150

 Main dimensions 

DN(mm) L L1 D D1 D3 D4 H1 H2 H3 b n-ød
1.0 1.6 1.0 1.6 1.0 1.6
50 108  160  165  165  125  125  77  57  83  130  60 18  4-ø18  4-ø18 
65 112  160  185  185  145  145  77  57  93  140  60  18  4-ø18  4-ø18 
80  114  160  200  200  160  160  77  57  100  150  60  20 8-ø18  8-ø18 
100  127  160  220  220  180  180  92  70  110  165  60  20  8-ø18  8-ø18 
125  140  160  250  250  210  210  92  70  123  180  60  22  8-ø18  8-ø18 
150  140 160 285  285  240  240  92  70  143  200  60  22  8-ø22  8-ø22  
200  152 210  340  340  295  295  115  89  171 230  72  24  8-ø22   12-ø22
250  165 210  390  405  350  355  115  89  203  270  72  24  12-ø22   12-ø26 
300  178  210  440  460  400  410  140  108  230  320  758  26  12-ø22  12-ø26 
350  190 210  500  520  460  470  140  108  260  350  75  26  16-ø22  16-ø26 
400  216 320  565  580  515  525  197  159  300  390  126 28  16-ø26 16-ø30
450  222  320  615  640  565  585  197  159  335  428  126  30  20-ø26 20-ø30 
500  229 320  670  715  620  650  197  159  373  450  126  32  20-ø26  20-ø33 
600 267 340 780 840 725 770 276 216 430 520 127 34 20-ø30 20-ø36
700 292 380 895 910 840 840 300 254 470 600 167 36 24-ø30 24-ø36
800 318 380 1015 1025 950 950 300 254 523 662 167 36 24-ø30 24-ø39
900 330 400 1115 1125 1050 1050 300 254 589 710 193 40 28-ø33 28-ø39
1000 410 400 1230 1255 1160 1170 300 254 656 780 193 42 28-ø36 28-ø42

 

 


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factory low price Low Resistance Check Valve -
 Special Design for Dn500 Cast Iron Ventilating Duct Single Lobe Pneumatic Butterfly Valve – Like Valve detail pictures


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