Is the ORFS plug with UNF GZ in carbon steel, type ROV compatible with hydraulic systems operating up to 400 bar?

Yes. The ORFS plug with UNF GZ in carbon steel, type ROV is compatible with hydraulic systems operating up to 400 bar, provided the following conditions are met: - The plug is installed correctly into a matching ORFS female port sized for the external UNF thread (GZ), ensuring a proper metal-to-metal seat and/or O-ring seal as specified for ORFS connections. - The system uses the correct O-ring material (if applicable) rated for 400 bar and the hydraulic fluid and temperature range in use. - Thread engagement, torque, and assembly practices follow the manufacturer's specifications to avoid thread damage or leakage. - The surrounding components (hoses, fittings, adapters) and the carbon steel, galvanized plug itself are in good condition and rated for 400 bar service. If any of these conditions are not met, verify manufacturer pressure ratings and installation instructions or choose a plug/fitting with explicit certification for 400 bar.

Does the ORFS plug with UNF GZ in carbon steel, type ROV require special sealing for saltwater environments?

ORFS plug with UNF GZ in carbon steel, type ROV (galvanized) will need additional sealing for saltwater use. Galvanization offers some corrosion protection but is not sufficient long-term in marine environments where salt accelerates corrosion and can compromise threads and plating. For reliable saltwater service, use corrosion-resistant materials (stainless steel or brass with appropriate plating) or apply extra sealing measures: proper thread sealant compatible with UNF threads (marine-grade anaerobic or PTFE-based sealants), anti-corrosion coatings, and sacrificial anodes or cathodic protection as needed. Also ensure regular inspection and maintenance.

Can the ORFS plug with UNF GZ in carbon steel, type ROV withstand temperatures below -20Â°C?

Yes. The ORFS plug with UNF GZ in carbon steel, type ROV (ORFS plug with external UNF thread, type ROV. Material: carbon steel, galvanized) can withstand temperatures below -20Â°C, but with conditions: - Base material behavior: Carbon steel retains adequate strength and toughness at moderately low temperatures, typically down to around -20Â°C to -40Â°C depending on the exact steel grade and heat treatment. Standard carbon steels can become tougher to impact and may approach their ductile-to-brittle transition near these ranges, so performance depends on the specific alloy/heat treatment. - Galvanized coating: The zinc galvanizing remains functional below -20Â°C; however, zinc is more brittle at very low temperatures and can crack under impact or flexing. For static sealing and normal handling, galvanized finish is generally acceptable at -20Â°C but less suitable where repeated mechanical stress or shock occurs. - Sealing elements: If the ORFS plug relies on elastomeric seals (O-rings) or polymer components, their low-temperature limits govern overall usability. Common elastomers (e.g., NBR) harden below -20Â°C and may leak; low-temperature elastomers (e.g., FKM, EPDM, HNBR, or specially formulated compounds) are required for reliable sealing below -20Â°C. - Threaded connection and assembly: Thermal contraction can affect thread engagement and preload; ensure correct torque and consider locker or anti-seize if differential contraction is a concern. Recommendation: Confirm the exact carbon steel grade and heat treatment, verify the galvanizing specification, and ensure the seal material is rated for the intended low temperature. For critical applications below -20Â°C, use materials and seals specified for that temperature range or consult the manufacturer for validated low-temperature approval.

ORFS plug with UNF GZ in carbon steel, type ROV

Additional information

Material	CS – steel (cast iron)

ORFS plug with external UNF thread, type ROV. Material: carbon steel, galvanized.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
HO-ROV-09	GZ ORFS plug 9/16"-18	-	630
HO-ROV-11	GZ ORFS plug 11/16"-16	-	630
HO-ROV-13	GZ ORFS plug 13/16"-16	-	630
HO-ROV-16	GZ ORFS 1"-14" blind plug	-	420
HO-ROV-19	GZ ORFS plug 1.3/16"-12	-	420
HO-ROV-23	GZ ORFS plug 1.7/16"-12	-	420
HO-ROV-27	GZ ORFS plug 1.11/16"-12"	-	280
HO-ROV-32	GZ ORFS 2"-12" plug	-	280