Is the Nickel-plated brass plug with GZ, type A7 suitable for continuous use at 60 bar working pressure?

Nickel-plated brass plug with GZ, type A7 Format: Based on the provided description, the product is specified as a closing screw with external BSP thread, hexagon socket head, made of nickel-plated brass, with a working pressure of 60 bar. Therefore it is suitable for continuous use at a working pressure of 60 bar only if the manufacturerâs rating of "working pressure: 60 bar" denotes the allowable continuous operating pressure and if operating conditions match the test/qualification conditions (temperature, media compatibility, cyclic loading, thread engagement, installation torque, and absence of corrosive environments). Points to verify before continuous service at 60 bar: - Manufacturer confirmation that 60 bar is a continuous (not just short-term or test) rating. - Temperature limits and media compatibility for nickel-plated brass under pressure. - Proper installation (correct thread engagement and torque). - System conditions (no pressure spikes above 60 bar, acceptable vibration/cyclic fatigue). - Any applicable safety factors, standards, or certifications. If all the above are satisfied and the manufacturer confirms 60 bar as the allowable continuous working pressure, then Nickel-plated brass plug with GZ, type A7 Format is suitable for continuous use at 60 bar.

Can Nickel-plated brass plug with GZ, type A7 maintain seal integrity under fluctuating pressures up to 60 bar?

Yes. Nickel-plated brass plug with GZ, type A7 (Closing screw with external BSP thread type A7 with hexagon socket head. Material: nickel-plated brass. Working pressure: 60 bar) is specified for a working pressure up to 60 bar, so when installed and torqued correctly with appropriate sealing (e.g., thread sealant, PTFE tape or an Oâring if required by the mating port) it can maintain seal integrity under fluctuating pressures up to that limit. Ensure compatibility of the mating thread, surface condition, torque values, and medium temperature/corrosivity; exceeding 60 bar, poor installation, or aggressive media can compromise the seal.

Does the Nickel-plated brass plug with GZ, type A7 resist corrosion in saline or humid environments at 60 bar?

Nickel-plated brass plug with GZ, type A7: Nickel plating provides a protective barrier and improves corrosion resistance of brass in many environments, but it is not fully corrosion-proof. At 60 bar working pressure, the mechanical stress does not directly change the platingâs basic resistance to saline or humid conditions. However, chloride-rich (saline) environments and persistent high humidity can promote corrosion over time, especially if the nickel plating is thin, damaged, or has defects that expose the underlying brass (a copper-zinc alloy). Once exposed, brass is susceptible to dezincification and galvanic corrosion in chloride-containing media. Therefore, Nickel-plated brass plug with GZ, type A7 may offer short- to medium-term protection in humid or mildly saline conditions, but it is not ideal for prolonged or aggressive saline exposure at 60 bar. For reliable long-term performance in saline or very humid environments, consider materials with superior corrosion resistance such as stainless steel (e.g., 316/316L) or a specialized corrosion-resistant coating.

Nickel-plated brass plug with GZ, type A7

All products, Threaded pneumatic fittings/

Additional information

Material	B – brass (bronze)

Closing screw with external BSP thread type A7 with hexagon socket head. Material: nickel-plated brass. Working pressure: 60 bar.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
MW-2107000	A7 plug, GZ M5, NBR o-ring	-	60	In stock	Enquiry
MW-2107001	A7 plug, GZ BSP 1/8", NBR o-ring	-	60	In stock	Enquiry
MW-2107002	A7 plug, GZ BSP 1/4", NBR o-ring	-	60	In stock	Enquiry
MW-2107003	A7 plug, GZ BSP 3/8", NBR o-ring	-	60	In stock	Enquiry
MW-2107004	A7 plug, GZ BSP 1/2", NBR o-ring	-	60	In stock	Enquiry
MW-2107005	A7 plug, GZ M7, NBR o-ring	-	60	In stock	Enquiry