Is the Pneumatic Quick-Connect Socket with Male Thread, Carbon Steel, CEJN 320 VS safe to disconnect under pressure?

Is the Pneumatic Quick-Connect Socket with Male Thread, Carbon Steel, CEJN 320 VS safe to disconnect under pressure? Yes. The Pneumatic Quick-Connect Socket with Male Thread, Carbon Steel, CEJN 320 VS is specifically designed for safe disconnection without pressure. The VS version features a disconnection system that eliminates the risk of recoil and allows venting before separation. It is fully compliant with ISO 4414 and EN 983 standards, rated for a working pressure of 12 bar (safety factor 4:1), and provides one-hand operation with minimal force. When used within its specifications (BSPT external thread, Galvanized steel body, NBR sealing, temperature range -20°C to +100°C), it ensures safe, reliable, and user-friendly disconnection in pneumatic installations.

Can the Pneumatic Quick-Connect Socket with Male Thread, Carbon Steel, CEJN 320 VS be used with fluids or gases other than compressed air?

Pneumatic Quick-Connect Socket with Male Thread, Carbon Steel, CEJN 320 VS is primarily designed for compressed air in pneumatic installations, compliant with ISO 4414 and EN 983. Its materials—galvanized (carbon) steel body and NBR seals—plus the rated working pressure (12 bar) and temperature range (-20°C to +100°C) make it suitable for many common industrial gases and some non-aggressive fluids. However, suitability depends on the specific medium’s chemical compatibility with NBR, operating pressure, temperature and safety requirements. NBR resists oils, air and most hydrocarbons but is vulnerable to strong acids, ketones, certain solvents (e.g., acetone) and some chlorinated hydrocarbons. For gases other than air (e.g., oxygen, nitrogen, inert gases) assess oxygen compatibility and cleanliness; galvanised steel and NBR are not ideal for high-purity or oxygen-enriched services without certification. For liquids, viscosity, particulates and potential seal swelling must be considered. Conclusion: It can be used with some gases and non-aggressive fluids within its pressure and temperature limits if chemically compatible with NBR and galvanized steel, but it is not universally suitable. For aggressive chemicals, oxygen service, high-purity fluids or solvents incompatible with NBR, choose a coupling with compatible seal materials and appropriate certifications or consult the manufacturer for approval.

Pneumatic Quick-Connect Socket with Male Thread, Carbon Steel, CEJN 320 VS

All products, General-purpose low-pressure quick couplings/

Additional information

Material	CS – steel (cast iron)

The CEJN Series 320 quick coupling socket (DN 7.6) in the VS version is designed for maximum safety and efficiency, featuring a disconnection system without pressure to eliminate the risk of recoil. Fully compliant with ISO 4414 and EN 983 standards, it ensures reliable performance in demanding industrial environments, particularly in pneumatic installations. Its BSPT external thread provides broad compatibility, while the one-hand operation with minimal force makes daily use fast and convenient. Manufactured according to Eurostandard 7.6, this coupling guarantees durability and precision. With a working pressure of 12 bar (safety factor 4:1) and an impressive flow rate of 1900 l/min (Pe = 6 bar, Δp = 0.5 bar), it delivers consistent power and efficiency. Crafted from galvanized steel with NBR sealing, it offers excellent resistance to wear and environmental factors, ensuring long-lasting performance. Designed to operate in temperatures ranging from -20°C to +100°C, it is a versatile solution that combines safety, reliability, and user-friendly handling for professional applications.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Price	Quantity	Actions	Catalogue
CJ-103203152	CEJN 320 quick coupling socket with GZ 1/4" BSPT, with safety valve.	-	12	In stock	0 €		Enquiry

Do you need a larger quantity of products or a bespoke quote?

Call us: +91 8 925 918 796 or email us: chennai@tubes-international.com

SEND ENQUIRY

The CEJN Series 320 quick coupling socket (DN 7.6) in the VS version is designed for maximum safety and efficiency, featuring a disconnection system without pressure to eliminate the risk of recoil. Fully compliant with ISO 4414 and EN 983 standards, it ensures reliable performance in demanding industrial environments, particularly in pneumatic installations. Its BSPT external thread provides broad compatibility, while the one-hand operation with minimal force makes daily use fast and convenient. Manufactured according to Eurostandard 7.6, this coupling guarantees durability and precision. With a working pressure of 12 bar (safety factor 4:1) and an impressive flow rate of 1900 l/min (Pe = 6 bar, Δp = 0.5 bar), it delivers consistent power and efficiency. Crafted from galvanized steel with NBR sealing, it offers excellent resistance to wear and environmental factors, ensuring long-lasting performance. Designed to operate in temperatures ranging from -20°C to +100°C, it is a versatile solution that combines safety, reliability, and user-friendly handling for professional applications.