Is the End 45° ORFS Interlock Female UNF, Carbon Steel compatible with hose types 4SH, R13, and R15 for high-pressure applications?

Yes. The End 45° ORFS Interlock Female UNF, Carbon Steel is compatible with hose types 4SH, R13, and R15 for high‑pressure applications. It is specifically engineered for those hose types, offers a secure interlock design and flat UNF sealing for leak‑free performance, and is made of carbon steel with galvanization for corrosion resistance and durability under extreme pressures typical of heavy‑duty hydraulic systems.

Can End 45° ORFS Interlock Female UNF, Carbon Steel withstand corrosive environments and what protective measures are recommended?

End 45° ORFS Interlock Female UNF, Carbon Steel can withstand many corrosive environments but with limitations. The fitting is made of high‑quality carbon steel with a protective galvanization layer, which provides good baseline corrosion resistance and extends service life in moderately corrosive atmospheres (e.g., general industrial, outdoor exposure, light chemicals). However, carbon steel—even galvanized—is vulnerable to aggressive media (strong acids, alkalis, chlorides/sea water, prolonged high humidity environments) and to mechanical damage that can breach the protective coating. Recommended protective measures: - Specify a more corrosion‑resistant material (stainless steel) for severe or marine environments. - Apply thicker or specialized coatings/platings (e.g., zinc-nickel, epoxy, or duplex systems) if switching material is not possible. - Use additional external protection: paint, sleeves, or sacrificial anodes in high‑salinity areas. - Ensure proper installation and avoid scratches/damage to the galvanization; inspect sealing surfaces carefully. - Implement routine inspection and maintenance: check for coating degradation, corrosion spots, and leaks; replace fittings showing significant corrosion. - Control the fluid/media compatibility: confirm hydraulic fluid and any contaminants are compatible with carbon steel and the galvanization. - Consider environmental controls: reduce exposure to corrosive vapors, moisture, or contaminants where feasible. In summary, the End 45° ORFS Interlock Female UNF, Carbon Steel is suitable for many demanding hydraulic applications but for aggressive corrosive environments adopt enhanced coatings, material upgrades (stainless steel), and proactive maintenance.

A fitting 45° ORFS INTERLOCK UNF female, steel carbon

All products, Fittings for high-pressure hoses/

Additional information

Material	CS – steel (cast iron)

A fitting 45° ORFS INTERLOCK with a female UNF thread, sealing flat, for hose type 4SH, R13 and R15. Material: steel carbon, galvanized.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
TI-ILOW310-19-12	Fitting ORFS 45° INTERLOCK 1.3/16" female, hose 3/4"	20	-	In stock	Enquiry
TI-ILOW310-23-16	Fitting ORFS 45° INTERLOCK 1.7/16" female, hose 1"	25	-	In stock	Enquiry
TI-ILOW310-27-20	Fitting ORFS 45° INTERLOCK 1.11/16" female, hose 1.1/4"	32	-	In stock	Enquiry
TI-ILOW310-32-24	Fitting ORFS 45° INTERLOCK 2" female, hose 1.1/2"	38	-	In stock	Enquiry