Is the CEJN 525 Hydraulic Quick Coupling, BSP Female Socket, Valve-Free, Zinc-Nickel Steel suitable for gas installations given its additional O-ring and safety features?

Yes — the CEJN 525 Hydraulic Quick Coupling, BSP Female Socket, Valve-Free, Zinc-Nickel Steel is suitable for gas installations. The product description explicitly states an additional O-ring that ensures safe use in gas installations, and it offers compatible sealing options (Viton or NBR) to match gas types and temperature ranges (NBR: -30°C to +100°C; Viton: -15°C to +200°C). The integrated safety ring prevents accidental disconnection, enhancing safety during intensive operations. Constructed from zinc‑nickel coated steel for corrosion and wear resistance, rated up to 450 bar (depending on size) with a 4:1 safety factor, it is designed for demanding hydraulic and industrial media, including gases. Ensure correct seal material selection for the specific gas and operating temperature, and verify applicable certifications and local regulations for gas service before installation.

Can the CEJN 525 Hydraulic Quick Coupling, BSP Female Socket, Valve-Free, Zinc-Nickel Steel be used for high-pressure gas lines considering its additional O-ring and integrated safety ring?

Yes — the CEJN 525 Hydraulic Quick Coupling, BSP Female Socket, Valve-Free, Zinc-Nickel Steel can be used for high-pressure gas lines, provided the specific gas, operating pressure, temperature and installation comply with the coupling’s specifications and applicable standards. Key supporting points: - Designed for gases among other media (water, steam, fuels, oils, chemicals). - Working pressure up to 450 bar (depending on diameter) with a safety factor of 4:1 suits many high-pressure gas applications. - Additional O-ring and available seal materials (Viton or NBR) provide reliable sealing for gas service across temperature ranges: NBR -30°C to +100°C; Viton -15°C to +200°C. - Integrated safety ring prevents accidental disconnection — important for safe gas handling. - Zinc-nickel steel construction gives corrosion and wear resistance for demanding environments. Conditions and recommendations: - Verify the exact coupling diameter and corresponding maximum working pressure for your system. - Choose the appropriate seal material for the specific gas and temperature range (Viton typically preferred for aggressive gases/high temperatures). - Confirm compatibility with relevant gas safety standards, regulations and fittings (BSP thread), and perform pressure testing and leak checks after installation. - For oxygen or other highly reactive gases, confirm material and seal compatibility and follow special safety procedures. If you provide the gas type, operating pressure and temperature, I can confirm suitability and suggest the proper seal choice.

CEJN 525 Hydraulic Quick Coupling, BSP Female Socket, Valve-Free, Zinc-Nickel Steel

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Additional information

Material	CS – steel (cast iron)

The CEJN Series 525 quick coupling socket from the Nordic Range is engineered for maximum reliability in demanding environments, offering an internal BSP thread and an additional O-ring that ensures safe use in gas installations. Its integrated safety ring prevents accidental disconnection, providing extra protection during intensive operations. Manufactured from durable zinc-nickel coated steel, the coupling guarantees long-lasting resistance to wear, corrosion, and extreme working conditions. Designed for versatile applications, it performs flawlessly in hydraulic power systems with hydraulic oil, as well as in industrial processes involving water, steam, fuels, oils, gases, and chemicals. With a working pressure of up to 450 bar, depending on the diameter, and a high safety factor of 4:1, it delivers dependable performance even under heavy loads. The sealing options include viton or NBR, allowing adaptation to specific media and temperature ranges: from -30°C to +100°C with NBR and from -15°C to +200°C with viton. Flow rates are optimized for a pressure drop of 3 bar, ensuring efficiency and consistent operation. This robust solution combines safety, versatility, and durability, making it an excellent choice for industries that demand uncompromising performance.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
CJ-H-105250202	CEJN 525 socket, 1/4" BSP thread, NBR seal, without valve	-	450
CJ-H-105250204	CEJN 525 socket, 3/8" BSP thread, NBR seal, without valve	-	350
CJ-H-105250205	CEJN 525 socket, 1/2" BSP thread, NBR seal, without valve	-	300
CJ-H-105250209	CEJN 525 socket, 1" BSP female thread, NBR seal, without valve	-	250

The CEJN Series 525 quick coupling socket from the Nordic Range is engineered for maximum reliability in demanding environments, offering an internal BSP thread and an additional O-ring that ensures safe use in gas installations. Its integrated safety ring prevents accidental disconnection, providing extra protection during intensive operations. Manufactured from durable zinc-nickel coated steel, the coupling guarantees long-lasting resistance to wear, corrosion, and extreme working conditions. Designed for versatile applications, it performs flawlessly in hydraulic power systems with hydraulic oil, as well as in industrial processes involving water, steam, fuels, oils, gases, and chemicals. With a working pressure of up to 450 bar, depending on the diameter, and a high safety factor of 4:1, it delivers dependable performance even under heavy loads. The sealing options include viton or NBR, allowing adaptation to specific media and temperature ranges: from -30°C to +100°C with NBR and from -15°C to +200°C with viton. Flow rates are optimized for a pressure drop of 3 bar, ensuring efficiency and consistent operation. This robust solution combines safety, versatility, and durability, making it an excellent choice for industries that demand uncompromising performance.