591 Series High Pressure Piston Regulator for Gas Welding 0-6000psi 0-4500psi 0-4000psi Cga580 N2 Nitrogen O2 Gas Cylinder Use Gauge Manometer

• Customization: Available
• Media: Gas
• Certification: ISO, CE
• Model NO.: 591 Series
• Temperature: Ordinary Temperature
• Connection: Thread
• Valve Seat: Single-Seat
• Structure: Spring Diaphragm
• Material: Brass
• Near Port: Ningbo/Shanghai
• Cga Inlet Thread: Cga 300, Cga 510, Cga 580, Cga 590, Cga 540, etc
• Inlet Thread: W22-14, W23-14, G5/8, W21.8*14, M22*1.5 Rh/Lh/F/M
• Gas: Nitrogen, CO2, Oxygen, N2o, Compressed Air
• Inert Gas: Argon, Helium
• Fuel Gas: C2h2, C2h4, Hydrogen, LPG, Acetylene, Propane
• Style: American
• Duty: Light/Medium/Heavy
• Outlet Thread: 9/16′′-18, M16*1.5, Swagelok Connection Tube, etc
• Diaphragm: Neoprene / Nitrile Rubber (NBR) / EPDM Rubber
• Russian Thread: G3/4, Weldable Connection
• Transport Package: Carton/Pallet/Customized Packaging
• Trademark: BuoHuong/Your Logo
• Origin: China
• HS Code: 848110
• Production Capacity: 480000sets/Year
• Package Size: 230.00cm * 170.00cm * 170.00cm
• Package Gross Weight: 2.000kg

Product Description

Model 591 Series High Pressure Piston Regulators feature a reliable piston design for precise gas control at high inlet and delivery pressures rating up to 4500 PSIG. With an integrated front cover, the 591 Series provides superior performance and safety features.

Features
• Piston-type construction
• Body and housing cap are machined from class "A" brass
• Integrated front cover for smooth adjustments
• Sintered bronze inlet filter
• 1/4" Stainless steel Compression-Tube Fitting Outlet is optional
• 2-1/2" gauges
• Weight: 4 lbs
• Conforms to CGA E-4 standard for
• gas pressure regulators
 

Model Number	Gas Service	Maximum Inlet Pressure (PSI)	Maximum Delivery Pressure (PSI)	Inlet Gauge	Outlet Gauge	Inlet Connection	Outlet Connection
591X-750	OXYGEN	3000	50 - 750	2-1/2", 4000PSI	2-1/2", 1000PSI	CGA540	1/4" SS COMP. TUBE FITTING
591X-1500	OXYGEN	3000	100 - 1500	2-1/2", 4000PSI	2-1/2", 2000PSI	CGA540	1/4" SS COMP. TUBE FITTING
591X-3000	OXYGEN	3000	200 - 3000	2-1/2", 4000PSI	2-1/2", 4000PSI	CGA540	1/4" SS COMP. TUBE FITTING
591IN-750	INERT GAS (Ar, He, N2)	3000	50 - 750	2-1/2", 4000PSI	2-1/2", 1000PSI	CGA580	1/4" SS COMP. TUBE FITTING
591IN-1500	INERT GAS (Ar, He, N2)	3000	100 - 1500	2-1/2", 4000PSI	2-1/2", 2000PSI	CGA580	1/4" SS COMP. TUBE FITTING
591IN-3000	INERT GAS (Ar, He, N2)	3000	200 - 3000	2-1/2", 4000PSI	2-1/2", 4000PSI	CGA580	1/4" SS COMP. TUBE FITTING
591IN-1500-680	INERT GAS (Ar, He, N2)	5500	100 - 1500	2-1/2", 6000PSI	2-1/2", 2000PSI	CGA680	1/4" SS COMP. TUBE FITTING
591IN-3000-680	INERT GAS (Ar, He, N2)	5500	200 - 3000	2-1/2", 6000PSI	2-1/2", 4000PSI	CGA680	1/4" SS COMP. TUBE FITTING
591IN-4500-680	INERT GAS (Ar, He, N2)	5500	300 - 4500	2-1/2", 6000PSI	2-1/2", 6000PSI	CGA680	1/4" SS COMP. TUBE FITTING
591Q-1500	AIR	3000	100 - 1500	2-1/2", 4000PSI	2-1/2", 2000PSI	CGA346	1/4" SS COMP. TUBE FITTING
591Q-3000	AIR	3000	200 - 3000	2-1/2", 4000PSI	2-1/2", 4000PSI	CGA346	1/4" SS COMP. TUBE FITTING
591Q-1500-347	AIR	5500	100 - 1500	2-1/2", 6000PSI	2-1/2", 2000PSI	CGA347	1/4" SS COMP. TUBE FITTING
591Q-3000-347	AIR	5500	200 - 3000	2-1/2", 6000PSI	2-1/2", 4000PSI	CGA347	1/4" SS COMP. TUBE FITTING
591Q-4500-347	AIR	5500	300 - 4500	2-1/2", 6000PSI	2-1/2", 6000PSI	CGA347	1/4" SS COMP. TUBE FITTING
591H-750	HYDROGEN METHANE	3000	50 - 750	2-1/2", 4000PSI	2-1/2", 1000PSI	CGA350	1/4" SS COMP. TUBE FITTING
591H-1500	HYDROGEN METHANE	3000	100 - 1500	2-1/2", 4000PSI	2-1/2", 2000PSI	CGA350	1/4" SS COMP. TUBE FITTING
591H-3000	HYDROGEN METHANE	3000	200 - 3000	2-1/2", 4000PSI	2-1/2", 4000PSI	CGA350	1/4" SS COMP. TUBE FITTING

Pressure Range, color, thread size, dial design can be customized as your requests.



 

Company Profile

Zhejiang Bohong Intelligent Technology Co., Ltd., situated at 1118 Xin'an Road in the Nanxun Economic Development Zone of Huzhou City, Zhejiang Province, is a modern enterprise designed in a garden-style aesthetic. This venture is a joint investment by Zhejiang Xingxiangyi Precision Manufacturing Co., Ltd. and Zhejiang Hakin Instrument Co., Ltd. Its workshop spans 12,000 square meters. Our company possesses more than 200 sets of various production and testing equipment, all of which are at an industry-leading level, fully capable of comprehensive performance testing for pressure instruments.

Our company boasts a seasoned research and development team consisting of over 70 mid-level and senior professionals who are committed to crafting high-quality, reliable pressure gauges, thermometers, gas pressure regulators, welding and cutting torches, and other related products.

Our pressure gauges are certified with the Type Approval Certificate for Measuring Instruments, and our company has achieved certifications in international quality, environmental, and occupational health and safety management systems, along with ISO measurement management, Korean Industrial Standards (KS), Chinese Intellectual Property Standards, and EU CE Certification.

Our diverse product line serves critical roles in defense, aerospace, shipbuilding, machinery, petrochemical, metallurgy, power generation, textiles, food, and pharmaceutical industries. It includes a wide array of pressure gauges, regulators, high-purity gas reducers, and welding tools, totaling over a hundred varieties and two thousand models, forming a comprehensive product system that caters to a broad customer base.

With an extensive network of over 400 sales and service centers across more than 30 provinces, cities, and autonomous regions, our products are also exported globally to markets in Europe, the Americas, Russia, Canada, South Korea, Southeast Asia, and beyond.

 

Production Line

3 Pressure Gauge Production Line

Gas Regulator Production Line
Processing Area
Overpressure Testing Area
Welding Area
 

Packing

 

QC & R&D Team

 

Exhibition

 

Delivery

FAQ:

1. The Quality of Our Products
Q: How is the quality of your pressure gauges ensured?
A: Every single one of our pressure gauges is subjected to a stringent testing process, including Bourdon tube overpressure tests, finished product overpressure tests, 100% inspection before leaving the factory, and random inspections on each batch. We are committed to ensuring that every pressure gauge meets the highest quality standards.

2. Price
Q: What pricing can we expect for your products?
A: Our team has over ten or even twenty years of rich experience in the pressure gauge industry, and we strive to provide customers with high-quality products with high cost-effectiveness. Our pricing reflects both the high quality of our products and the rationality of the market.

3. OEM Services
Q: Do you provide OEM services?
A: Yes, over the years, we've handled many OEM orders from globally renowned companies. Our extensive experience ensures that we can meet a diverse range of OEM requirements with precision and high quality.

4. Delivery
Q: What are your delivery times?
A: Our delivery schedule is prompt, with a turnaround of approximately 30 days for existing models. We prioritize efficient production timelines without compromising on quality.

5. Service
Q: What after-sales service do you offer?
A: We aim for long-term trade cooperation, so we always provide the best after-sales service. We understand that each situation is unique. Therefore, we are open to discussing and agreeing upon the most suitable form of compensation on a case-by-case basis to ensure your satisfaction.

6. Special Orders:
We welcome orders with special requirements for our products. Our R&D team is ready to meet your specifications with precision and care.