RTJ2-*/*ZL Series Axial Flow Gas Regulator
Get In Touch →Product Features
High pressure differential and large flow capacity, axial‑flow structure; tight shut‑off, precise pressure control; connectable monitoring function for safety assurance; compact structure and easy installation; stainless steel internal components for long service life; high‑efficiency noise‑reduction design.
Corrosion‑resistant materials are optional when the medium contains corrosive substances such as sulfur and benzene.
Applicable Media
Natural gas, manufactured gas, liquefied petroleum gas, air, etc. Suitable for city gate stations and gas supply for gas turbines.
Technical Parameters
‑ Inlet Pressure P₁: 0.1‑10.0 MPa
‑ Outlet Pressure P₂: 0.03‑8.0 MPa
‑ Pressure Stabilization Accuracy Class: AC1, AC2.5
‑ Shut‑off Pressure Class: SG2.5, SG5
‑ Operating Temperature: ‑20℃‑60℃
‑ Flange Class: ANSI 300, ANSI 600
‑ Connection Nominal Diameter: DN25, DN50, DN80, DN100, DN150
RTJ2‑*/*ZL Regulator Overall Dimension Table
| Model | Nominal Diameter DN (mm) | L (mm) | D (mm) | L2 (mm) |
|---|---|---|---|---|
| RTJ2‑25/*ZL | 25 | 210 | 225 | 374 |
| RTJ2‑50/*ZL | 50 | 286 | 287 | 432 |
| RTJ2‑80/*ZL | 80 | 337 | 400 | 539 |
| RTJ2‑100/*ZL | 100 | 394 | 480 | 615 |
| RTJ2‑150/*ZL | 150 | 508 | 610 | 745 |
RTJ2‑25/10.0ZL Flow Table (Natural Gas; Unit: Nm³/h)
| Outlet Pressure (MPa) | Inlet Pressure (MPa) | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.1 | 0.2 | 0.4 | 0.6 | 0.8 | 1.0 | 1.5 | 2.0 | 3.0 | 4.0 | 5.0 | 6.0 | 7.0 | 8.0 | 9.0 | 10.0 | |
| 0.03 | 445 | 725 | 1300 | 1815 | 2330 | 2850 | 4145 | 5440 | 8030 | 10620 | 13210 | 15805 | 18390 | 21050 | 23650 | 26165 |
| 0.05 | 445 | 725 | 1300 | 1815 | 2330 | 2850 | 4145 | 5440 | 8030 | 10620 | 13210 | 15805 | 18390 | 21050 | 23650 | 26165 |
| 0.1 | — | 720 | 1300 | 1815 | 2330 | 2850 | 4145 | 5440 | 8030 | 10620 | 13210 | 15805 | 18390 | 21050 | 23650 | 26165 |
| 0.2 | — | — | 1245 | 1815 | 2330 | 2850 | 4145 | 5440 | 8030 | 10620 | 13210 | 15805 | 18390 | 21050 | 23650 | 26165 |
| 0.4 | — | — | — | 1610 | 2280 | 2850 | 4145 | 5440 | 8030 | 10620 | 13210 | 15805 | 18390 | 21050 | 23650 | 26165 |
| 0.6 | — | — | — | — | 1915 | 2685 | 4145 | 5440 | 8030 | 10620 | 13210 | 15805 | 18390 | 21050 | 23650 | 26165 |
| 0.8 | — | — | — | — | — | 2180 | 4045 | 5440 | 8030 | 10620 | 13210 | 15805 | 18390 | 21050 | 23650 | 26165 |
| 1.0 | — | — | — | — | — | — | 2770 | 5370 | 8030 | 10620 | 13210 | 15805 | 18390 | 21050 | 23650 | 26165 |
| 1.5 | — | — | — | — | — | — | — | 4570 | 7940 | 10620 | 13210 | 15805 | 18390 | 21050 | 23650 | 26165 |
| 2.0 | — | — | — | — | — | — | — | — | 7365 | 10515 | 13210 | 15805 | 18390 | 21050 | 23650 | 26165 |
| 3.0 | — | — | — | — | — | — | — | — | — | 8985 | 12655 | 15650 | 18390 | 21050 | 23650 | 26165 |
| 4.0 | — | — | — | — | — | — | — | — | — | — | 10420 | 14600 | 17910 | 20860 | 23650 | 26165 |
| 5.0 | — | — | — | — | — | — | — | — | — | — | — | 11670 | 16310 | 19940 | 23100 | 26020 |
| 6.0 | — | — | — | — | — | — | — | — | — | — | — | — | 12800 | 17890 | 21810 | 25190 |
| 7.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | 13850 | 19340 | 23550 |
| 8.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 14820 | 20710 |
Note: The flow values in the table are obtained under standard conditions with natural‑gas relative density of 0.6.
RTJ2‑50/10.0ZL Flow Table (Natural Gas; Unit: Nm³/h)
| Outlet Pressure (MPa) | Inlet Pressure (MPa) | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.1 | 0.2 | 0.4 | 0.6 | 0.8 | 1.0 | 1.5 | 2.0 | 3.0 | 4.0 | 5.0 | 6.0 | 7.0 | 8.0 | 9.0 | 10.0 | |
| 0.03 | 2025 | 3360 | 5590 | 7825 | 10070 | 12300 | 17890 | 23480 | 34660 | 45840 | 57020 | 68200 | 79380 | 90570 | 101750 | 112920 |
| 0.05 | 2025 | 3360 | 5590 | 7825 | 10070 | 12300 | 17890 | 23480 | 34660 | 45840 | 57020 | 68200 | 79380 | 90570 | 101750 | 112920 |
| 0.1 | — | 3235 | 5590 | 7825 | 10070 | 12300 | 17890 | 23480 | 34660 | 45840 | 57020 | 68200 | 79380 | 90570 | 101750 | 112920 |
| 0.2 | — | — | 5535 | 7825 | 10070 | 12300 | 17890 | 23480 | 34660 | 45840 | 57020 | 68200 | 79380 | 90570 | 101750 | 112920 |
| 0.4 | — | — | — | 7315 | 10040 | 12300 | 17890 | 23480 | 34660 | 45840 | 57020 | 68200 | 79380 | 90570 | 101750 | 112920 |
| 0.6 | — | — | — | — | 8800 | 12030 | 17890 | 23480 | 34660 | 45840 | 57020 | 68200 | 79380 | 90570 | 101750 | 112920 |
| 0.8 | — | — | — | — | — | 10190 | 17840 | 23480 | 34660 | 45840 | 57020 | 68200 | 79380 | 90570 | 101750 | 112920 |
| 1.0 | — | — | — | — | — | — | 17045 | 23480 | 34660 | 45840 | 57020 | 68200 | 79380 | 90570 | 101750 | 112920 |
| 1.5 | — | — | — | — | — | — | — | 20950 | 34660 | 45840 | 57020 | 68200 | 79380 | 90570 | 101750 | 112920 |
| 2.0 | — | — | — | — | — | — | — | — | 33235 | 45840 | 57020 | 68200 | 79380 | 90570 | 101750 | 112920 |
| 3.0 | — | — | — | — | — | — | — | — | — | 41180 | 56330 | 68200 | 79380 | 90570 | 101750 | 112920 |
| 4.0 | — | — | — | — | — | — | — | — | — | — | 47990 | 65600 | 78970 | 90560 | 101750 | 112920 |
| 5.0 | — | — | — | — | — | — | — | — | — | — | — | 54040 | 73960 | 88830 | 101480 | 112910 |
| 6.0 | — | — | — | — | — | — | — | — | — | — | — | — | 59520 | 81610 | 97960 | 111670 |
| 7.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | 64570 | 88710 | 106470 |
| 8.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 69250 | 95340 |
Note: The flow values in the table are obtained under standard conditions with natural‑gas relative density of 0.6.
RTJ2‑80/10.0ZL Flow Table (Natural Gas; Unit: Nm³/h)
| Outlet Pressure (MPa) | Inlet Pressure (MPa) | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.1 | 0.2 | 0.4 | 0.6 | 0.8 | 1.0 | 1.5 | 2.0 | 3.0 | 4.0 | 5.0 | 6.0 | 7.0 | 8.0 | 9.0 | 10.0 | |
| 0.03 | 4520 | 8040 | 13390 | 18750 | 24100 | 29460 | 42850 | 56240 | 83020 | 109800 | 136580 | 163360 | 190140 | 216950 | 243730 | 270480 |
| 0.05 | 4520 | 8040 | 13390 | 18750 | 24100 | 29460 | 42850 | 56240 | 83020 | 109800 | 136580 | 163360 | 190140 | 216950 | 243730 | 270480 |
| 0.1 | — | 7370 | 13390 | 18750 | 24100 | 29460 | 42850 | 56240 | 83020 | 109800 | 136580 | 163360 | 190140 | 216950 | 243730 | 270480 |
| 0.2 | — | — | 12790 | 18750 | 24100 | 29460 | 42850 | 56240 | 83020 | 109800 | 136580 | 163360 | 190140 | 216950 | 243730 | 270480 |
| 0.4 | — | — | — | 16480 | 23460 | 29460 | 42850 | 56240 | 83020 | 109800 | 136580 | 163360 | 190140 | 216950 | 243730 | 270480 |
| 0.6 | — | — | — | — | 19560 | 27580 | 42850 | 56240 | 83020 | 109800 | 136580 | 163360 | 190140 | 216950 | 243730 | 270480 |
| 0.8 | — | — | — | — | — | 22260 | 41600 | 56240 | 83020 | 109800 | 136580 | 163360 | 190140 | 216950 | 243730 | 270480 |
| 1.0 | — | — | — | — | — | — | 38620 | 55280 | 83020 | 109800 | 136580 | 163360 | 190140 | 216950 | 243730 | 270480 |
| 1.5 | — | — | — | — | — | — | — | 46710 | 81770 | 109800 | 136580 | 163360 | 190140 | 216950 | 243730 | 270480 |
| 2.0 | — | — | — | — | — | — | — | — | 75450 | 108250 | 136580 | 163360 | 190140 | 216950 | 243730 | 270480 |
| 3.0 | — | — | — | — | — | — | — | — | — | 91900 | 129930 | 161210 | 190140 | 216950 | 243730 | 270480 |
| 4.0 | — | — | — | — | — | — | — | — | — | — | 106070 | 149110 | 183500 | 214180 | 243730 | 270480 |
| 5.0 | — | — | — | — | — | — | — | — | — | — | — | 118670 | 166420 | 203800 | 236770 | 267140 |
| 6.0 | — | — | — | — | — | — | — | — | — | — | — | — | 130110 | 182290 | 222750 | 257840 |
| 7.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | 140670 | 197010 | 240380 |
| 8.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 150510 | 210800 |
Note: The flow values in the table are obtained under standard conditions with natural‑gas relative density of 0.6.
RTJ2‑100/10.0ZL Flow Table (Natural Gas; Unit: Nm³/h)
| Outlet Pressure (MPa) | Inlet Pressure (MPa) | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.1 | 0.2 | 0.4 | 0.6 | 0.8 | 1.0 | 1.5 | 2.0 | 3.0 | 4.0 | 5.0 | 6.0 | 7.0 | 8.0 | 9.0 | 10.0 | |
| 0.03 | 7790 | 12950 | 21590 | 30210 | 38850 | 47480 | 6060 | 90640 | 133800 | 176960 | 220120 | 236280 | 306440 | 349650 | 392810 | 435420 |
| 0.05 | 7790 | 12950 | 21590 | 30210 | 38850 | 47480 | 6060 | 90640 | 133800 | 176960 | 220120 | 236280 | 306440 | 349650 | 392810 | 435420 |
| 0.1 | — | 12480 | 21590 | 30210 | 38850 | 47480 | 6060 | 90640 | 133800 | 176960 | 220120 | 236280 | 306440 | 349650 | 392810 | 435420 |
| 0.2 | — | — | 21350 | 30210 | 38850 | 47480 | 6060 | 90640 | 133800 | 176960 | 220120 | 236280 | 306440 | 349650 | 392810 | 435420 |
| 0.4 | — | — | — | 28200 | 38750 | 47480 | 6060 | 90640 | 133800 | 176960 | 220120 | 236280 | 306440 | 349650 | 392810 | 435420 |
| 0.6 | — | — | — | — | 33910 | 46400 | 6060 | 90640 | 133800 | 176960 | 220120 | 236280 | 306440 | 349650 | 392810 | 435420 |
| 0.8 | — | — | — | — | — | 38880 | 68830 | 90640 | 133800 | 176960 | 220120 | 236280 | 306440 | 349650 | 392810 | 435420 |
| 1.0 | — | — | — | — | — | — | 65710 | 90620 | 133800 | 176960 | 220120 | 236280 | 306440 | 349650 | 392810 | 435420 |
| 1.5 | — | — | — | — | — | — | — | 80700 | 133800 | 176960 | 220120 | 236280 | 306440 | 349650 | 392810 | 435420 |
| 2.0 | — | — | — | — | — | — | — | — | 128110 | 176960 | 220120 | 236280 | 306440 | 349650 | 392810 | 435420 |
| 3.0 | — | — | — | — | — | — | — | — | — | 158620 | 217250 | 263270 | 306440 | 349650 | 392810 | 435420 |
| 4.0 | — | — | — | — | — | — | — | — | — | — | 184840 | 252900 | 304700 | 349630 | 392810 | 435420 |
| 5.0 | — | — | — | — | — | — | — | — | — | — | — | 208070 | 285020 | 342590 | 391590 | 435930 |
| 6.0 | — | — | — | — | — | — | — | — | — | — | — | — | 229140 | 314440 | 377650 | 430770 |
| 7.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | 248540 | 341700 | 410390 |
| 8.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 266590 | 367180 |
Note: The flow values in the table are obtained under standard conditions with natural‑gas relative density of 0.6.
RTJ2‑150/10.0ZL Flow Table (Natural Gas; Unit: Nm³/h)
| Outlet Pressure (MPa) | Inlet Pressure (MPa) | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.1 | 0.2 | 0.4 | 0.6 | 0.8 | 1.0 | 1.5 | 2.0 | 3.0 | 4.0 | 5.0 | 6.0 | 7.0 | 8.0 | 9.0 | 10.0 | |
| 0.03 | 15920 | 27300 | 45500 | 63700 | 81900 | 100100 | 145600 | 191100 | 282100 | 373100 | 464100 | 555100 | 646100 | 737220 | 828220 | 919100 |
| 0.05 | 15920 | 27300 | 45500 | 63700 | 81900 | 100100 | 145600 | 191100 | 282100 | 373100 | 464100 | 555100 | 646100 | 737220 | 828220 | 919100 |
| 0.1 | — | 25725 | 45500 | 63700 | 81900 | 100100 | 145600 | 191100 | 282100 | 373100 | 464100 | 555100 | 646100 | 737220 | 828220 | 919100 |
| 0.2 | — | — | 44365 | 63700 | 81900 | 100100 | 145600 | 191100 | 282100 | 373100 | 464100 | 555100 | 646100 | 737220 | 828220 | 919100 |
| 0.4 | — | — | — | 57840 | 80970 | 100100 | 145600 | 191100 | 282100 | 373100 | 464100 | 555100 | 646100 | 737220 | 828220 | 919100 |
| 0.6 | — | — | — | — | 69095 | 96020 | 145600 | 191100 | 282100 | 373100 | 464100 | 555100 | 646100 | 737220 | 828220 | 919100 |
| 0.8 | — | — | — | — | — | 78915 | 143690 | 191100 | 282100 | 373100 | 464100 | 555100 | 646100 | 737220 | 828220 | 919100 |
| 1.0 | — | — | — | — | — | — | 135205 | 190125 | 282100 | 373100 | 464100 | 555100 | 646100 | 737220 | 828220 | 919100 |
| 1.5 | — | — | — | — | — | — | — | 164735 | 280975 | 373100 | 464100 | 555100 | 646100 | 737220 | 828220 | 919100 |
| 2.0 | — | — | — | — | — | — | — | — | 263905 | 371810 | 464100 | 555100 | 646100 | 737220 | 828220 | 919100 |
| 3.0 | — | — | — | — | — | — | — | — | — | 323985 | 451125 | 555345 | 646100 | 737220 | 828220 | 919100 |
| 4.0 | — | — | — | — | — | — | — | — | — | — | 375710 | 521300 | 635020 | 735190 | 828220 | 919100 |
| 5.0 | — | — | — | — | — | — | — | — | — | — | — | 421590 | 584540 | 709585 | 817800 | 916820 |
| 6.0 | — | — | — | — | — | — | — | — | — | — | — | — | 463240 | 642490 | 778580 | 894910 |
| 7.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | 501610 | 696220 | 843010 |
| 8.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 537350 | 746490 |
Note: The flow values in the table are obtained under standard conditions with natural‑gas relative density of 0.6.