Ductile Iron Piston Operated Pressure Reducing Valve for Steam

SKU: GP-1010

$693.00
Inc GST In Stock
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DATA SHEET

GP-1010 Pressure Reducing Valve for Steam.

  • Valve leakage meets ANSI Class IV
  • High Reduction Ratio
  • Stable Performance
  • Superior Durability
  • Made by Yoshitake Japan
Application Steam
Type Pilot operated piston
Inlet Pressure 1 to 10 Bar
Reduced Pressure 0.5 to 9 Bar
Connection BSPT (ISO7.1 Rc)
Adjustable Reduced Pressure 90% or less of inlet pressure
Minimum Differential Pressure 0.5 Bar
Maximum Pressure Reduction Ratio 20:1
Temperature 0 to 220°C
Body Ductile Iron
Valve & Seat Stainless Steel
Pilot Valve & Seat Stainless Steel
Piston & Cylinder Brass or Bronze

 

Flow Rate in Kg per Hour 

P1(MPa) P2(MPa) 1/2" 3/4" 1" 1-1/4" 1-1/2" 2"
1 0.05 92 212 369 600 831 1478
0.1-0.4 132 303 528 858 1188 2112
0.5 127 292 508 825 1143 2033
0.6 116 268 467 760 1052 1871
0.7 104 239 416 676 936 1664
0.8 87 200 348 566 784 1394
0.9 63 145 252 410 568 1010
0.9 0.1-0.4 120 276 480 780 1080 1920
0.5 110 253 441 716 992 1764
0.6 98 226 393 639 885 1574
0.7 82 190 330 537 744 1323
0.8 60 138 240 390 540 961
0.8 0.1-0.3 108 248 432 702 972 1728
0.4 103 237 412 670 928 1650
0.5 92 212 369 600 832 1479
0.6 77 179 311 506 701 1247
0.7 56 130 227 369 511 909
0.7 0.1-0.3 96 220 384 624 864 1536
0.4 86 197 344 559 774 1377
0.5 72 167 291 474 656 1166
0.6 53 122 213 346 480 854
0.6 0.1-0.2 84 193 336 546 756 1344
0.3 79 182 316 514 712 1266
0.4 67 155 270 438 607 1080
0.5 49 114 198 322 447 795
0.5 0.1-0.2 72 165 288 468 648 1152
0.3 61 141 246 400 554 986
0.4 45 105 182 297 411 731
0.4 0.1 60 138 240 390 540 960
0.2 55 126 220 358 496 882
0.3 41 95 165 298 372 661
0.3 0.1 48 110 192 312 432 768
0.2 36 83 145 237 328 583
0.2 0.1 30 70 123 200 277 493
0.1 0.05 18 41 72 118 164 291

* P1 =  Inlet Pressure, P2 = Outlet Pressure

(GP-1010)

Ductile Iron Pressure Reducing Valve Dimensions GP-1010

Size d L H1 H d0 Kg
15 1/2" BSPT 150 64 285 1/4" BSPT 7
20 3/4" BSPT 155 64 285 1/4" BSPT 7
25 1" BSPT 160 67 300 1/4" BSPT 8.5
32 1 1/4" BSPT 190 82 323 3/8" BSPT 12
40 1 1/2" BSPT 190 82 323 3/8" BSPT 12.5
50 2" BSPT 220 93 347 3/8" BSPT 18

All dimensions in mm unless shown otherwise. 

Ductile Iron Pressure Reducing Valve Construction GP-1010

Number Part Material Grade QTY
1 Body Ductle Cast Iron FCD450 1
2 Top Cover Ductle Cast Iron FCD450 1
3 Bottom Cover Ductle Cast Iron FCD450 1
4 Spring Chamber Cast Iron FC200 1
5 Diaphragm Stainless Steel SUS301 1
6 Top Spring Plate Brass C3604 1
7 Bottom Spring Plate Brass C3604 1
8 Spring Alloy Steel SWOSC 1
9 Adjusting Screw Rolled Steel SS400 1
10 Lock Nut Rolled Steel SS400 1
11 Main Valve Stainless Steel SUS420J2 1
12 Main Valve Seat Stainless Steel SUS420J2 1
13 Main Valve Spring Stainless Steel SUS304 1
14 Piston Brass C3604 1
15 Cylinder Bronze CAC406 1
16 Piston Ring PTFE PTFE 1
17 Inner Ring Stainless Steel SUS304 1
18 Spindle Stainless Steel SUS304 1
19 Pilot Valve Stainless Steel SUS316 1
20 Pilot Valve Seat Stainless Steel SUS304 1
21 Pilot Valve Spring Stainless Steel SUS304 1
22 Spring Plate Stainless Steel SUS304 1
23 Bolt Stainless Steel SUS304 1
24 Gasket Copper C1100P 1
25 Gasket Copper C1100P 1
26 Gasket Non Asbestos Non Asbestos 1
27 Gasket Non Asbestos Non Asbestos 1
28 Strainer Stainless Steel SUS304 1
29 Strainer Cap Brass C3604 1
30 Gasket PTFE PTFE 1
31 Bush PTFE & Carbon Steel PTFE & SPC 1
32 Spring Pin Stainless Steel SUS420J2 2
33 Bolt Carbon Steel SCM435 4
34 Bolt Carbon Steel SCM435 4
35 Bolt Carbon Steel SCM435 4
36 E Ring Stainless Steel SUS304 1
37 Plug Carbon Steel S45C 1
38 Name Plate Aluminium A1050P 1

Size 1/2" to 2" BSPT
Body Ductile Iron
Application Steam
Inlet Pressure Range 1 to 10 Bar
Outlet Pressure Range 0.5 to 9 Bar
Temperature 0°C to 220°C

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