Is SAE flange x-ring gasket, NBR compatible with hydraulic fluids and temperatures common in mobile equipment?

Yes. SAE flange x-ring gasket, NBR is generally compatible with hydraulic fluids and temperature ranges common in mobile equipment, with some important caveats. - Chemical compatibility: NBR (nitrile) has good resistance to petroleum-based hydraulic fluids (ISO VG/HV, mineral oils, many anti-wear and zinc-phosphorous fluids) commonly used in mobile hydraulics. It resists swelling and softening in these media, so SAE flange x-ring gasket, NBR will typically maintain sealing performance with standard mineral hydraulic oils and many biodegradable ester blends, though long-term compatibility with some synthetic fluids (e.g., phosphate esters, certain aggressive biodegradable synthetics) can be limited. - Temperature range: NBR typically performs well from about â30 Â°C to +100 Â°C (lower transient use down to â40 Â°C and short peaks up to ~120 Â°C depending on hardness and compound). For most mobile equipment operating temperatures (ambient and system fluid temps), SAE flange x-ring gasket, NBR is suitable. However, for sustained high-temperature service above ~100 Â°C or extreme cold beyond â30/â40 Â°C, performance (elasticity, compression set) may degrade. - Mechanical and dynamic considerations: X-ring profile offers good sealing and extrusion resistance in flange joints under pressure. Correct gland design, surface finish, and bolt preload are important to avoid extrusion or leakage at higher pressures. Recommendation: Use SAE flange x-ring gasket, NBR for standard mobile hydraulic systems using mineral oils within typical temperature ranges. For systems using aggressive synthetics, phosphate esters, very high temperatures, or specific OEM requirements, verify with the fluid and gasket compound supplier or consider alternative materials (e.g., HNBR, FKM/Viton) for assured compatibility.

Can SAE flange x-ring gasket, NBR be used with fuels, oils and seals in mixed-material mobile systems?

SAE flange x-ring gasket, NBR can be used with many fuels and oils, but compatibility depends on the specific hydrocarbons, additives and operating temperatures. NBR (nitrile) resists mineral oils, hydraulic fluids and common automotive fuels up to moderate temperatures, and provides good sealing between mixed materials in mobile systems. However, NBR swells or degrades with aromatic hydrocarbons, ester-based fluids, phosphate esters, some synthetic oils and certain seal materials. For mixed-material assemblies, galvanic or differential corrosion isnât affected by the gasket, but chemical compatibility with adjoining seals and fluids must be checked. Recommend verifying fluid formulation, temperature range and mechanical stresses; if in doubt, choose a compatible compound (e.g., FKM/EPDM) or run manufacturer compatibility charts and testing before service.

How does installation torque affect the sealing performance of SAE flange x-ring gasket, NBR?

Installation torque directly controls how effectively an SAE flange x-ring gasket, NBR compresses and seals between flange faces. Proper torque produces sufficient radial compression of the X-profile and flange contact areas to fill surface irregularities and activate the NBRâs elasticity, creating a reliable fluid-tight barrier. If torque is too low, the X-ring will be under-compressed: sealing lips may not fully engage, leading to low contact pressure, potential fluid migration, leaks under pressure cycles, and reduced resistance to extrusion. Conversely, excessive torque over-compresses the SAE flange x-ring gasket, NBR, flattening the X profile beyond its intended geometry. Over-compression can cause permanent set, material extrusion, accelerated wear, loss of resilience, and brittle failure, especially in dynamic or thermal cycling conditions. Correct, uniform torque across all flange bolts is also crucial: uneven tightening tilts or distorts the gasket and flange faces, creating localized under- or over-compression that compromises seal integrity and shortens gasket life. Temperature, surface finish, flange flatness, and bolt elasticity modify the required torque: NBR softens at high temperature and hardens when cold, altering compression behavior, while rough or uneven flange faces demand careful torque control. In practice, follow manufacturer torque specifications and use a calibrated torque wrench with proper tightening sequence (cross pattern) and, if recommended, torque-retention methods (e.g., re-torque after initial set). This ensures the SAE flange x-ring gasket, NBR achieves optimal compression to balance sealing performance and longevity.

Guarnizione x-ring per flangia SAE, NBR

Additional information

Temperatura massima di esercizio [°C]	100
Temperatura minima di esercizio [°C]	-30

Guarnizione x-ring per flange SAE. Materiale: NBR.

Elenco delle varianti di prodotto

Codice articolo	Nome variante prodotto	DN	BAR	Disponibilità	Azioni
TI-USK110-08X	Guarnizione X-ring 18,64x3,53 mm, NBR70	-	-	In stock	Richiesta
TI-USK110-12X	Guarnizione X-ring 24,99x3,53 mm, NBR70	-	-	In stock	Richiesta
TI-USK110-16X	Guarnizione X-ring 32,92x3,53 mm, NBR70	-	-	In stock	Richiesta
TI-USK110-20X	Guarnizione X-ring 37,69x3,53 mm, NBR70	-	-	In stock	Richiesta
TI-USK110-24X	Guarnizione X-ring 47,22x3,53 mm, NBR70	-	-	In stock	Richiesta
TI-USK110-32X	Guarnizione X-ring 56,74x3,53 mm, NBR70	-	-	In stock	Richiesta

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Guarnizione x-ring per flange SAE. Materiale: NBR.

Additional information

Temperatura massima di esercizio [°C]	100
Temperatura minima di esercizio [°C]	-30

Hai bisogno di una quantità maggiore di prodotti o di un'offerta personalizzata?

Chiamaci: +39 348 811 3340 o scrivici: m.ceriani@tubes-international.com

INVIA RICHIESTA

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Guarnizione x-ring per flangia SAE, NBR

Additional information

Elenco delle varianti di prodotto

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Additional information

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