SKU: GP-2000

Ductile Iron Diaphragm Operated Pressure Reducing Valve for Steam

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Yoshitake Japan GP-2000 Pressure Reducing Valve for Steam Applications.

  • Pilot operated diaghragm type
  • Superior capacity & performance
  • Accurate control
  • Valve leakage meets ANSI Class IV
Application Steam
Type Pilot operated diaphragm
Inlet Pressure 1 to 20 Bar
Reduced Pressure 0.2 to 17 Bar
Connection BSPT (ISO7.1 Rc)
Adjustable Reduced Pressure 85% 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
Diaphragm Brass or Bronze


Flow Rate in Kilograms per Hour

P1(MPa) P2(MPa) 1/2" 3/4" 1" 1-1/4" 1-1/2" 2"
2 0.1-0.9 1260 1814 2746 3606 4737 8064
1 1232 1775 2687 3525 4634 7889
1.2 1136 1636 2477 3250 4273 7273
1.4 1012 1458 2207 2896 3808 6481
1.8 0.1-0.8 1140 1641 2485 3260 4286 7296
0.9 1113 1603 2426 3183 4185 7125
1 1067 1537 2327 3053 4014 6832
1.2 954 1374 2081 2730 3590 6111
1.4 803 1157 1751 2298 3021 5143
1.6 0.1-0.7 1020 1468 2223 2917 3835 6528
1 893 1286 1947 2554 3358 5716
1.3 664 956 1448 1900 2498 4253
1.4 0.1-0.6 900 1296 1962 2574 3384 5760
1 702 1011 1531 2009 2642 4497
1.1 620 893 1352 1773 2331 3969
1.2 0.1-0.5 780 1123 1700 2230 2932 4992
1 477 687 1040 1365 1795 3055
1 0.1-0.4 660 950 1438 1887 2481 4224
0.5 635 914 1385 1817 2388 4066
0.8 435 627 950 1246 1638 2789
0.9 0.1-0.4 600 864 1308 1716 2256 3840
0.5 551 793 1201 1576 2072 3528
0.7 413 595 901 1182 1554 2646
0.8 0.1-0.3 540 777 1177 1544 2030 3456
0.5 462 665 1007 1322 1738 2958
0.7 0.1-0.3 480 691 1046 1372 1804 3072
0.5 364 525 794 1042 1371 2333
0.6 0.1-0.2 420 604 915 1201 1579 2688
0.3 395 570 862 1132 1488 2533
0.5 248 357 541 710 934 1590
0.5 0.1-0.2 360 518 784 1029 1353 2304
0.3 308 443 671 881 1158 1972
0.4 228 329 498 653 859 1462
0.4 0.05-0.15 300 432 654 858 1128 1920
0.3 206 297 450 591 777 1323
0.3 0.05-0.1 240 345 523 686 902 1536
0.2 182 262 397 521 685 1166
0.2 0.05 180 259 392 515 677 1152
0.1 154 221 335 440 579 986
0.1 0.05 91 131 198 260 342 583

*P1 = inlet pressure, P2= Outlet pressure 

GP-2000 Ductile Iron Pressure Reducing Valve for Steam Dimensions

Size (d) L H H1 A Weight (kg) Cv value
1/2" BSPT 150 398 170 200 14 5
3/4" BSPT 155 398 170 200 14 7.2
1" BSPT 160 404 175 226 18.5 10.9
1-1/4" BSPT 190 434 192 226 21.5 14.3
1-1/2" BSPT 190 434 192 226 21.5 18.8
2" BSPT 220 498 216 276 33 32

All dimensions are in mm unless specified otherwise

15mm to 40mm

GP-2000 Ductile Iron Pressure Reducing Valve Construction

Number Part Material Grade Qty
1 Body Ductile Cast Iron FCD450 1
2 Pilot Body Ductile Cast Iron FCD450 1
3 Spring Chamber Cast Iron FC200 1
4 Top Diaphragm Case Ductile Cast Iron FCD450 1
5 Bottom Diaphragm Case Ductile Cast Iron FCD450 1
6 Main Valve Stainless Steel SUS420J2 1
7 Main Valve Seat Stainless Steel SUS420J2 1
8 Gasket Copper C1100 1
9 Main Spindle Stainless Steel SUS403 1
10 Guide Stainless Steel SUS420J2 1
11 Retainer Brass or Bronze C3771 or CAC406 1
12 Main Diaphragm Stainless Steel SUS301 2
13 Spring Stainless Steel SUS304 1
14 Spring Plate Brass C3604 1
15 Screen Stainless Steel SUS304 1
16 Gasket Non Asbestos Non Asbestos 1 or 2
17 Pilot Valve Stainless Steel SUS420J2 1
18 Pilot Valve Seat Stainless Steel SUS420J2 1
19 Pilot Valve Spring Stainless Steel SUS304 1
20 Pilot Spring Plate Stainless Steel SUS304 1
21 Bolt Stainless Steel SUS 1
22 Gasket Copper C1100 1
23 Pilot Diaphragm Stainless Steel SUS301 2
24 Spring Plano Wire or Alloy Steel SWP or SWOSC 1
25 Top Spring Plate Brass C3604 1
26 Bottom Spring Plate Brass C3604 1
27 Adjusting Screw Rolled Steel SS400 1
28 Lock Nut Steel Steel 1
29 Plug Steel Steel 2
30 Joint Brass C3604 2
32 Elbow Brass C3771 1
33 Tee Brass C3771 1
34 Pipe Copper C1220 1
35 Pipe Copper C1220 1
36 Pipe Copper C1220 1
37 Bolt Carbon Steel SCM435 4
38 Bolt Carbon Steel SCM435 4
39 Stud Bolt Carbon Steel SCM435 4
40 Nut Steel Steel 4
41 Bolt Carbon Steel SCM435 1 set
42 Name Plate Stainless Steel SUS304 1
47 Gasket Non Asbestos Non Asbestos 0 or 1
49 Plug Steel Steel 3
53 E-Ring Stainless Steel SUS 1
55 Sensing Plate Copper C1220 1
56 Joint Brass C3604 2

Size 1/2" to 2" BSPT
Body Ductile Iron
Application Steam
Inlet Pressure Range 1 to 20 Bar
Outlet Pressure Range 0.2 to 14 BAR
Temperature 0°C to 220°C

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GP-2000

Ductile Iron Diaphragm Operated Pressure Reducing Valve for Steam

Features:

Size 1/2" to 2" BSPT
Body Ductile Iron
Application Steam
Inlet Pressure Range 1 to 20 Bar
Outlet Pressure Range 0.2 to 14 BAR
Temperature 0°C to 220°C

Description:

Yoshitake Japan GP-2000 Pressure Reducing Valve for Steam Applications.

  • Pilot operated diaghragm type
  • Superior capacity & performance
  • Accurate control
  • Valve leakage meets ANSI Class IV
Application Steam
Type Pilot operated diaphragm
Inlet Pressure 1 to 20 Bar
Reduced Pressure 0.2 to 17 Bar
Connection BSPT (ISO7.1 Rc)
Adjustable Reduced Pressure 85% 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
Diaphragm Brass or Bronze


Flow Rate in Kilograms per Hour

P1(MPa) P2(MPa) 1/2" 3/4" 1" 1-1/4" 1-1/2" 2"
2 0.1-0.9 1260 1814 2746 3606 4737 8064
1 1232 1775 2687 3525 4634 7889
1.2 1136 1636 2477 3250 4273 7273
1.4 1012 1458 2207 2896 3808 6481
1.8 0.1-0.8 1140 1641 2485 3260 4286 7296
0.9 1113 1603 2426 3183 4185 7125
1 1067 1537 2327 3053 4014 6832
1.2 954 1374 2081 2730 3590 6111
1.4 803 1157 1751 2298 3021 5143
1.6 0.1-0.7 1020 1468 2223 2917 3835 6528
1 893 1286 1947 2554 3358 5716
1.3 664 956 1448 1900 2498 4253
1.4 0.1-0.6 900 1296 1962 2574 3384 5760
1 702 1011 1531 2009 2642 4497
1.1 620 893 1352 1773 2331 3969
1.2 0.1-0.5 780 1123 1700 2230 2932 4992
1 477 687 1040 1365 1795 3055
1 0.1-0.4 660 950 1438 1887 2481 4224
0.5 635 914 1385 1817 2388 4066
0.8 435 627 950 1246 1638 2789
0.9 0.1-0.4 600 864 1308 1716 2256 3840
0.5 551 793 1201 1576 2072 3528
0.7 413 595 901 1182 1554 2646
0.8 0.1-0.3 540 777 1177 1544 2030 3456
0.5 462 665 1007 1322 1738 2958
0.7 0.1-0.3 480 691 1046 1372 1804 3072
0.5 364 525 794 1042 1371 2333
0.6 0.1-0.2 420 604 915 1201 1579 2688
0.3 395 570 862 1132 1488 2533
0.5 248 357 541 710 934 1590
0.5 0.1-0.2 360 518 784 1029 1353 2304
0.3 308 443 671 881 1158 1972
0.4 228 329 498 653 859 1462
0.4 0.05-0.15 300 432 654 858 1128 1920
0.3 206 297 450 591 777 1323
0.3 0.05-0.1 240 345 523 686 902 1536
0.2 182 262 397 521 685 1166
0.2 0.05 180 259 392 515 677 1152
0.1 154 221 335 440 579 986
0.1 0.05 91 131 198 260 342 583

*P1 = inlet pressure, P2= Outlet pressure 

.

Ductile Iron Diaphragm Operated Pressure Reducing Valve for Steam

GP-2000

Dimensions:

GP-2000 Ductile Iron Pressure Reducing Valve for Steam Dimensions

Size (d) L H H1 A Weight (kg) Cv value
1/2" BSPT 150 398 170 200 14 5
3/4" BSPT 155 398 170 200 14 7.2
1" BSPT 160 404 175 226 18.5 10.9
1-1/4" BSPT 190 434 192 226 21.5 14.3
1-1/2" BSPT 190 434 192 226 21.5 18.8
2" BSPT 220 498 216 276 33 32

All dimensions are in mm unless specified otherwise

.

Ductile Iron Diaphragm Operated Pressure Reducing Valve for Steam

GP-2000

Construction:

15mm to 40mm

GP-2000 Ductile Iron Pressure Reducing Valve Construction

Number Part Material Grade Qty
1 Body Ductile Cast Iron FCD450 1
2 Pilot Body Ductile Cast Iron FCD450 1
3 Spring Chamber Cast Iron FC200 1
4 Top Diaphragm Case Ductile Cast Iron FCD450 1
5 Bottom Diaphragm Case Ductile Cast Iron FCD450 1
6 Main Valve Stainless Steel SUS420J2 1
7 Main Valve Seat Stainless Steel SUS420J2 1
8 Gasket Copper C1100 1
9 Main Spindle Stainless Steel SUS403 1
10 Guide Stainless Steel SUS420J2 1
11 Retainer Brass or Bronze C3771 or CAC406 1
12 Main Diaphragm Stainless Steel SUS301 2
13 Spring Stainless Steel SUS304 1
14 Spring Plate Brass C3604 1
15 Screen Stainless Steel SUS304 1
16 Gasket Non Asbestos Non Asbestos 1 or 2
17 Pilot Valve Stainless Steel SUS420J2 1
18 Pilot Valve Seat Stainless Steel SUS420J2 1
19 Pilot Valve Spring Stainless Steel SUS304 1
20 Pilot Spring Plate Stainless Steel SUS304 1
21 Bolt Stainless Steel SUS 1
22 Gasket Copper C1100 1
23 Pilot Diaphragm Stainless Steel SUS301 2
24 Spring Plano Wire or Alloy Steel SWP or SWOSC 1
25 Top Spring Plate Brass C3604 1
26 Bottom Spring Plate Brass C3604 1
27 Adjusting Screw Rolled Steel SS400 1
28 Lock Nut Steel Steel 1
29 Plug Steel Steel 2
30 Joint Brass C3604 2
32 Elbow Brass C3771 1
33 Tee Brass C3771 1
34 Pipe Copper C1220 1
35 Pipe Copper C1220 1
36 Pipe Copper C1220 1
37 Bolt Carbon Steel SCM435 4
38 Bolt Carbon Steel SCM435 4
39 Stud Bolt Carbon Steel SCM435 4
40 Nut Steel Steel 4
41 Bolt Carbon Steel SCM435 1 set
42 Name Plate Stainless Steel SUS304 1
47 Gasket Non Asbestos Non Asbestos 0 or 1
49 Plug Steel Steel 3
53 E-Ring Stainless Steel SUS 1
55 Sensing Plate Copper C1220 1
56 Joint Brass C3604 2

WARNING

These products are intended for use in industrial applications only. Do not use these products where pressures and temperatures can exceed those listed under ‘Technical Data’ and in our individual ‘Series’ data sheets. Before using these products with fluids other than these specified, for non-industrial applications, life-support systems, or other applications not within published specifications, consult Process Systems Pty Ltd. Through misuse, age, or malfunction, components used in industrial valve applications can fail in various modes. The system designer is warned to consider the failure modes of all component parts used in industrial valve applications and to provide adequate safeguards to prevent personal injury or damage to equipment in the event of such failure. System designers must provide a warning to the user in the system instructional manual if protection against a failure mode cannot be adequately provided. System designers and end users are cautioned to review specific warnings or specifications found in instruction sheets or labels packed or attached and shipped with the products. Our policy is one of continuous research and development. We therefore reserve the right to amend without notice the specifications given in this document or our individual ‘Series’ data sheets.

WARRANTY INFORMATION

All valve series and other products manufactured or distributed by Process Systems Pty. Ltd. are warranted by Process Systems to be free of defects in material and workmanship for a period of 1 year from the date of purchase or as the manufacturer warrants. Process Systems obligation under this warranty is limited to repair or replacement of the defec1ive product or refund of the purchase price paid solely at the discretion of Process Systems and provided such defective product is returned to Process Systems freight prepaid and upon examination by Process Systems such product is found defective. This warranty shall be void in the event that the product has been subject to misuse, misapplication, improper maintenance, modification or tampering. This warranty is expressed in lieu of all other warranties, expressed or implied from Process Systems Pty. Ltd. representatives or employees. Process Systems reserves the right to change Valve and Brochure specifications without notice.