
As a leading wholesaler in gas equipment solutions, Hebei Ouyinuo Gas Equipment Co., Ltd. is dedicated to delivering precision voltage regulator products that redefine accuracy and reliability in gas pressure management. Our natural gas pressure regulator offerings, engineered to meet the AC5 accuracy grade standard, are designed for critical applications in urban gas distribution, industrial facilities, and large-scale energy systems.
The AC5 accuracy grade is a testament to the precision and consistency of our precision voltage regulator systems. Hebei Ouyinuo’s gas pressure regulator products with AC5 certification ensure minimal pressure fluctuations, making them ideal for applications requiring strict control, such as industrial boilers, city gas gate stations, and automated distribution networks. This level of accuracy reduces energy waste, enhances system efficiency, and ensures compliance with safety and environmental regulations, providing peace of mind for both operators and end-users.
Reliability is built into every precision voltage regulator from Hebei Ouyinuo. Constructed with corrosion-resistant materials and robust seals, our gas pressure regulator products withstand harsh operational environments, including high pressure (0.2–4.0 MPa inlet) and extreme temperatures (-20°C to +60°C). The AC5 accuracy grade is maintained over time through rigorous testing, including 30,000-cycle durability tests, ensuring long-term performance without degradation. This durability reduces maintenance frequency and extends the service life of gas systems, lowering total cost of ownership.
Model |
Engineering Pass Through (mm) |
L (mm) |
D (mm) |
L (mm) |
RTJ-50/*DKQ |
DN50 |
254 |
330 |
430 |
RTJ-80/*DKQ |
DN80 |
298 |
360 |
450 |
RTJ-100/*DKQ |
DN100 |
352 |
468 |
470 |
RTJ-150/*DKQ |
DN150 |
451 |
470 |
500 |
RTJ-200/*DKQ |
DN200 |
543 |
518 |
530 |
Inlet pressure P1 (MPa) |
Export pressure P2 (MPa) |
Model |
||||
RTJ-50/*DKQ |
RTJ-80/*DKQ |
RTJ-100/*DKQ |
RTJ-150/*DKQ |
RTJ-200/*DKQ |
||
0.2 |
0.05-0.1 |
1675 |
2089 |
2596 |
4670 |
6050 |
0.4 |
0.05 |
2041 |
2890 |
4070 |
7482 |
9792 |
0.1 |
1815 |
2420 |
3630 |
6155 |
8450 |
|
0.2 |
1465 |
2265 |
3085 |
5100 |
7260 |
|
0.3 |
1240 |
1975 |
2530 |
4330 |
6270 |
|
0.8 |
0.1 |
2900 |
3360 |
7810 |
11100 |
14880 |
0.2 |
2671 |
3150 |
6670 |
10030 |
13800 |
|
0.4 |
2590 |
2952 |
5760 |
9540 |
11820 |
|
0.6 |
2450 |
2790 |
5250 |
9072 |
10740 |
|
1.0 |
0.1 |
4840 |
5400 |
11300 |
17680 |
24180 |
0.3 |
4390 |
5012 |
10600 |
16250 |
21700 |
|
0.5 |
4299 |
4640 |
9980 |
14560 |
20280 |
|
0.7 |
3968 |
4100 |
9435 |
13650 |
15400 |
|
1.6 |
0.2 |
6800 |
9420 |
13970 |
21980 |
27720 |
0.4 |
6090 |
8369 |
12540 |
20860 |
26180 |
|
0.8 |
5680 |
7510 |
11690 |
19882 |
25056 |
|
1.0 |
5110 |
6810 |
10942 |
19180 |
23935 |
|
2.5 |
0.3 |
9450 |
11770 |
17250 |
27900 |
36900 |
0.7 |
8790 |
10470 |
16435 |
26700 |
34220 |
|
1.6 |
7900 |
9420 |
15179 |
25220 |
31810 |
|
4.0 |
0.2-0.8 |
12400 |
30400 |
43200 |
85600 |
96000 |
1.0 |
12000 |
29000 |
42000 |
84000 |
93000 |
|
1.6 |
11800 |
28000 |
40800 |
82000 |
90000 |
|
2.5 |
11600 |
27000 |
39600 |
80000 |
88000 |
The AC5 accuracy grade ensures that our precision voltage regulator maintains outlet pressure within a tight tolerance band, even under fluctuating inlet conditions. This is achieved through advanced feedback mechanisms that monitor pressure in real time and adjust valve positions with micron-level precision. For instance, in the RTJ2-100/DKQ model, the AC5 rating ensures pressure stability within ±5% of the set point, critical for sensitive industrial processes.
Yes, our gas pressure regulator systems are designed to manage high-pressure inputs up to 4.0 MPa. The multi-stage pressure reduction design, combined with robust materials (e.g., PN4.0MPa flanges), ensures safe and precise decompression to lower pressures (0.05–2.5 MPa). The AC5 accuracy is maintained throughout the pressure range, making these regulators suitable for both transmission and distribution networks.
Maintenance for our AC5 natural gas pressure regulator is designed to be minimal and straightforward. Regular visual inspections of seals, valves, and pressure gauges are recommended, along with periodic calibration of sensors to ensure ongoing accuracy. The modular design allows for easy replacement of wear components, such as gaskets or diaphragms, without disassembling the entire system. Most models also support online maintenance, reducing downtime and operational disruptions.
Hebei Ouyinuo adheres to strict quality control protocols, including ISO-certified testing facilities where each precision voltage regulator undergoes simulated operational scenarios. We validate accuracy using calibrated pressure sources and temperature chambers, ensuring compliance with GB27790-2020 standards. Each regulator is also tagged with a unique certification code for traceability, guaranteeing AC5 performance from factory to installation.
Yes, we offer customizable solutions to meet specific project requirements. Clients can select from a range of connection types (DN50–DN200), pressure classes (PN1.6–PN4.0), and optional features like remote monitoring or emergency shut-off valves. For example, in cold climates, we can integrate heating elements to prevent icing, while in corrosive environments, stainless steel internals can be specified. Our team works closely with clients to tailor AC5-grade regulators to their unique operational needs.