Can CEJN 232 quick connect screw plug with GW NPT with valve, carbon steel be connected/disconnected under residual system pressure up to 700 bar safely?

Yes . the CEJN 232 quick connect screw plug with GW NPT with valve, carbon steel is designed to be connected and disconnected under residual system pressure. The product description explicitly states it âcan be connected/disconnected when there is residual pressure in the system.â Key safety-relevant data supporting this: - Working pressure: 700 bar (rated for high-pressure hydraulic use). - Designed for high mechanical loads (hydraulic presses, rescue equipment, lifts, cutters). - Burst pressures (connected): 1/4" = 2100 bar, 3/8" = 1850 bar; (disconnected plug): 1/4" = 1490 bar, 3/8" = 1500 bar . these margins indicate robust safety factors above the 700 bar working pressure. - Valve-equipped design and NBR sealing intended to maintain sealing during residual-pressure disconnection. - Operating temperature range: -25 Â°C to +100 Â°C; material: carbon steel, galvanized. Important cautions (practical): ensure residual pressure does not exceed the rated working pressure, follow CEJNâs instructions for correct mating, use appropriate protective caps when required, inspect seals and threads, and employ correct PPE and procedures for high-pressure disconnection.

Can CEJN 232 quick connect screw plug with GW NPT with valve, carbon steel be used safely in hydraulic systems with residual pressure up to 700 bar?

Yes - CEJN 232 quick connect screw plug with GW NPT with valve, carbon steel is designed for very highâpressure hydraulic installations and explicitly stated to be connectable/disconnectable under residual pressure. Its working pressure is 700 bar, burst pressures (connected) are 2100 bar (1/4") and 1850 bar (3/8"), and disconnected burst pressures are 1490â1500 bar, so it meets the 700 bar residual pressure requirement. Ensure correct size, compatible sealing (NBR), proper installation, use steel caps, observe temperature limits (â25Â°C to +100Â°C), and follow CEJN installation and safety guidelines for mechanical loads and application-specific validations.

Is CEJN 232 quick connect screw plug with GW NPT with valve, carbon steel rated for repeated connections under residual pressure?

Yes. The CEJN 232 quick connect screw plug with GW NPT with valve, carbon steel is rated for repeated connections under residual pressure. The product description explicitly states it "can be connected/disconnected when there is residual pressure in the system." It is designed for very high-pressure hydraulic installations (working pressure 700 bar) and heavy mechanical loads, making it suitable for repeated mating/unmating under residual pressure within its specified pressure and temperature limits. Ensure compatible mating coupling, proper installation, and adherence to the stated operating range (material: carbon steel, galvanized; sealing: NBR; temp -25Â°C to +100Â°C) and burst/working pressure ratings for safe repeated use.

CEJN 232 screw-together quick-coupling plug with NPT female thread with a valve, carbon steel

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Additional information

Material	CS – steel (cast iron)

CEJN 232 screw-together quick-coupling plug with an NPT female thread and with a valve intended for hydraulic installations at very high pressures, with large mechanical loads. Used in hydraulic presses, rescue equipment, hydraulic lifts, cutters, etc. It can be connected / disconnected when residual pressure is present in the system. Carbon steel caps should be ordered separately. Material: carbon steel, galvanized. Sealing: NBR. Flow: 1/4″ – 16.4 l/min, 3/8″ – 21.3 l/min (Δp = 4 bar). Working pressure: 700 bar. Burst pressure: 1/4″ – 2100 bar (coupling connected), 3/8″ – 1850 bar (coupling connected), 1/4″ – 1490 bar (plug disconnected), 3/8″ – 1500 bar (plug disconnected). Operating temperature: from -25°C to +100°C.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Price	Quantity	Actions	Catalogue
CJ-HP-102326402	Plug CEJN 232 with 1/4" NPT female	-	700	In stock	0 zł		Enquiry
CJ-HP-102326434	Plug CEJN 232 with 3/8" NPT female	-	700	In stock	0 zł		Enquiry

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CEJN 232 screw-together quick-coupling plug with an NPT female thread and with a valve intended for hydraulic installations at very high pressures, with large mechanical loads. Used in hydraulic presses, rescue equipment, hydraulic lifts, cutters, etc. It can be connected / disconnected when residual pressure is present in the system. Carbon steel caps should be ordered separately. Material: carbon steel, galvanized. Sealing: NBR. Flow: 1/4″ – 16.4 l/min, 3/8″ – 21.3 l/min (Δp = 4 bar). Working pressure: 700 bar. Burst pressure: 1/4″ – 2100 bar (coupling connected), 3/8″ – 1850 bar (coupling connected), 1/4″ – 1490 bar (plug disconnected), 3/8″ – 1500 bar (plug disconnected). Operating temperature: from -25°C to +100°C.