Water Pressure Reducing Valve

Pressure relief valves automatically discharge excess pressure to protect piping, vessels and process equipment.

Float Control Valve Body: Ductile Iron, Cast Iron Disc: Ductile Iron, Cast iron Cover: Ductile Iron, Cast Iron Diaphragm: EPDM, Rubber Spring: Stainless Steel Seat: Ductile Iron, Cast iron Nominal Diameter: DN20 to DN200 Nominal Pressure: PN10, PN16, PN25, PN40, PN64 End Connection: Flanged Dimension PN10 Unit: mm DN L D D1 H H1 20 180 105 75 212 179 25 180 115 85 212 179 32 180 135 100 212 179 40 203 145 110 265 210 50 203 160 125 265 210 65 235 180 145 310 215 80 285 195 160 350 245 100 360 215 180 460 305 125 400 245 210 520 365 150 455 280 240 570 415 200 585 335 295 695 510  

Pressure Relief and Sustaining Valve Body: WCB, CI, SS304, SS316 Disc: WCB, CI, SS304, SS316 Diaphragm: EPDM, NBR Pilot Valve: Brass, Stainless Steel Spring: Stainless Steel Shaft: Stainless Steel Nominal Diameter: DN50 to DN200 Nominal Pressure: PN16 to PN64 End Connection: Flanged, Buttweld, Socketweld Dimension PN16 Unit: mm DN L H H1 50 205 270 200 65 229 305 210 80 250 320 220 100 292 400 260 125 330 455 310 150 356 502 342 200 495 636 413  

Pilot Operated Pressure Reducing Valve Body: Ductile Iron, Carbon Steel, Stainless Steel Seat: Stainless Steel O-Ring: NBR O-Ring: NBR Bolt: Stainless Steel (A2-70, A4) Bonnet: Iron, Stainless Steel Plug: Stainless Steel Bushing: Bronze Spring: Stainless Steel Nut: Stainless Steel (A2-70, A4) Plate: Iron Diaphragm: EPDM Disc Holder: Iron Seal: NBR Seat Retainer: Stainless Steel Stem: Stainless Steel Nominal Diameter: DN50 to DN200 Nominal Pressure: PN16 to PN64, Class150 to Class2500 End Connection: Flanged Dimension PN16 Unit: mm DN L фD фK N-фD 50 230 165 125 4-ф19 65 290 185 145 4-ф19 80 310 200 160 8-ф19 100 350 235 190 8-ф19 125 400 270 220 8-ф23 150 480 300 250 8-ф23 200 600 360 310 12-ф23  

Direct Acting Pressure Reducing Valve Body: Ductile Iron, Cast Iron Bonnet: Ductile Iron, Cast iron Spring: Stainless Steel Seat: Stainless Steel Bushing: Stainless Steel Fasteners: Stainless Steel Seal: EPDM Nominal Diameter: DN50 to DN150 Nominal Pressure: PN16 to PN40 Dimension PN16 Unit: mm DN L H H1 G 15 65 75 35 ½” 20 75 85 35 ¾” 25 90 95 46 1” 32 105 130 55 1 ¼” 40 120 155 65 1 ½” 50 140 175 75 2”

Steam Pressure Reducing Valve Nut: Stainless Steel Bolt: Stainless Steel Body: Carbon Steel, Ductile Iron, Stainless Steel Back Cover: Stainless Steel Disc: Stainless Steel Seal Ring: PTFE Cylinder Liner: Stainless Steel Piston: Stainless Steel O-Ring: NBR Cap: Stainless Steel Adjust Spring:Steel Cover: PVC Adjust Screw: Stainless Steel Nominal Diameter: DN15 to DN50 Nominal Pressure: PN16 to PN64 End Connection: Flanged Dimension PN16 Unit: mm DN L H H1 15 160 265 100 20 160 265 100 25 180 285 110 32 200 285 110 40 220 320 120 50 250 320 120  

Pneumatic Angle Control Valve Body: WCB, WC6, CF8, CF8M Bonnet: WCB, WC6, CF8, CF8M Seat: SS304, SS316, Stellite Plug Metal Sealing: SS304, SS316, Stellite Plug Soft Sealing: SS304, SS316, Stellite Cage: SS304, SS316 Guide Sleeve: SS304, SS316 Stem: SS304, SS316 Balanced Piston: Steel, Aluminium Balanced Piston Ring: Fluorine Ring, SS+Reinforced PTFE, Flexible Graphite Ring Nominal Size: DN20 to DN400 Pressure: PN 16 to PN 100, Class 150 to Class 600 End Connection: Flanged, RF, MF, RTJ Flow Characteristics Linear, Percentage, Quick Open Allowable range 50: 1 (CV<6.3 30: 1) Rated Cv value Percentage CV 1.6 to 630 ,linear CV 1.8 to 690 Allowable leakage Metal seal: IV grade(0.01% rated capacity) Soft seal: VI grade(foam grade) Performance Pneumatic Electric Allowable tolerance, % ±1.5 ±1.0 Return difference, % ≤1.5 ≤1.0 Dead zone, % ≤0.6 ≤1.0 Difference from beginning to end point, % ±2.5 ±2.5 Rated travel difference, % ≤2.5 ≤2.5 Note : specification on the basis of control valve with positioned and PTFE packing. Dimensions Nominal Diameter DN 20 25 32 40 50 65 80 100 125 150 200 250 300 350 400 L 115 115 130 130 150 170 190 215 250 275 325 375 375 425 475 H1 95 145 193 276 330 360 420 470 520 H2 205 238 344 421 483 512 562 620 672 H3 375 398 438 521 560 575 680 750 835 H4 700 _ H5 95 110 _ ΦD1 305 340 370 405 460 525 590 700 805 950 _ ΦD2 335 370 400 435 490 555 630 740 845 990 _ H 340 390 632 930 A 228 272 400 610 Weight(kg) 24 25 28 35 37 68 80 95 148 170 231 275 475 522 624

Electric 3 way control valves provide automated mixing or diverting of process flow through a three-port design.

Triple offset butterfly valves provide low-wear metal sealing and reliable isolation for demanding pipeline service.

Electric actuated diaphragm valves provide automated shutoff with isolated fluid handling and motor-driven operation.