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Relief Valve
Relief Valve
Relief Valve
Relief Valve
Relief Valve
Relief Valve
Relief Valve
Relief Valve
Relief Valve
Relief Valve
Relief Valve
Relief Valve
Relief Valve
Relief Valve

Relief Valve

Product Description

DN50-300

Floating Valve

 

No. Description Material Standard
Body Ductlie Iron GJS 500-7
Seat Stainless Steel AISI 304/316
O-ring Rubberr NBR
O-ring Rubber NBR
Bolt Stainless Steel A2/A4
Washer Stainless Steel A2/A4
Bonnet Ductile Iron GJS 500-7
Bush Brass C61900
Spring Stainless Steel AISI 304/316
10  Caulking Nut Stainless Steel A4
11  Diaphragm Nylon Reinforced
Rubberr
EPDM+Nylon
Fabric
12  Fixing holder Ductlie Iron GJS 500-7
13  Disc Holder Ductlie Iron GJS 500-7
14  Seal Rubber EPDM
15  Seat Retainer Stainless Steel AISI 304/316
16  Stem Stainless Steel AISI 304/316
17  Plug Stainless Steel AISI 304/316
18  Screw Stainless Steel A2/A4
19  Plug Stainless Steel A2/A4
20  Washer Stainless Steel A2/A4

 

DN400-800

Floating Valve

 

No. Description Material Standard
Body Ductlie Iron GJS 500-7
Seat Stainless Steel AISI 304/316
Screw Stainless Steel A2/A4
Screw Stainless Steel A2/A4
Screw Stainless Steel A2/A4
Spring Stainless Steel AISI 304/316
Bonnet Ductile Iron GJS 500-7
Bush Brass C61900
O-ring Rubber NBR
10  Fix Washer Brass C61900
11  Diaphragm Nylon Reinforced
Rubber
EPDM+Nylon
Fabric
12  Eye Bolts Carbon Steel 1040 
13  Fixing Holder Ductlie Iron GJS 500-7
14  Disc Holder Ductlie Iron GJS 500-7
15  Seal Rubber EPDM
16  Seal Retainer Ductile Iron GJS 500-7
17  Stem Stainless Steel AISI 304/316
18  Plug Stainless Steel AISI 304/316
19  O-ring Rubber NBR
20  Cap Ductlie Iron GJS 500-7
21  Plug Stainless Steel AISI 304/316
22  Screw Stainless Steel A2/A4
23  O-ring Rubber NBR
24  Screw Stainless Steel A2/A4

Main Dimensions

DN50-300

 

DN L H ØD ØK N-Ød ØB
PN10 PN16 PN25 PN10 PN16 PN25 PN10 PN16 PN25 PN10 PN16 PN25
50 230 177 165 165 165 125 125 125 4-Ø19 4-Ø19 4-Ø19 Ø99 Ø99 Ø99
65 290 202 185 185 185 145 145 145 4-Ø19 4-Ø19 8-Ø19 Ø118 Ø118 Ø118
80 310 219 200 200 200 160 160 160 8-Ø19 8-Ø19 8-Ø19 Ø132 Ø132 Ø132
100 350 243 220 220 235 180 180 190 8-Ø19 8-Ø19 8-Ø23 Ø156 Ø156 Ø156
*125 400 243 250 250 270 210 210 220 8-Ø19 8-Ø19 8-Ø28 Ø156 Ø156 Ø156
150 480 333 285 285 300 240 240 250 8-Ø23 8-Ø23 8-Ø28 Ø211 Ø211 Ø211
200 600 428 340 340 360 295 295 310 8-Ø23 12-Ø23 12-Ø28 Ø266 Ø266 Ø274
250 730 478 405 405 425 350 355 370 12-Ø23 12-Ø28 12-Ø31 Ø319 Ø319 Ø330
300 850 538 460 460 485 400 410 430 12-Ø23 12-Ø28 16-Ø31 Ø370 Ø370 Ø389

 

DN400-800

 

DN L H ØD ØK N-Od OB
PN10 PN16 PN10 PN16 PN10 PN16 PN10 PN16
400 1100 710 580 580 515 525 16-Ø28 16-Ø31 480 480
*450 1200 720 640 640 565 585 20-028 20-031 530 548
500 1250 822 715 715 620 650 20-Ø28 20-034 582 609
600 1450 885 840 840 725 770 20-Ø31 20-037 682 720
*700 1650 910 910 910 840 840 24-031 24-Q37 682 720
800 1850 1260 1025 1025 950 950 24-Q34 24-Ø40 901 901

 

Note: 1. *DN450/700 use same internal as DN400/600.

2. AISI 304 factory standard material.consult factory for AISI 316 material.

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