Is the Coolant valve with NPT GZ, 1/4" system, LOC-LINEÂ® suitable for continuous use at 3 bar and +76Â°C?

Short answer: Yes, the Coolant valve with NPT GZ, 1/4" system, LOC-LINEÂ® is rated for continuous operation at 3 bar and +76Â°C, but with caveats. Details: The valveâs specifications list a working pressure âup to 3 barâ and an operating temperature âup to +76Â°C,â and it is made of acetal. Running continuously at the maximum rated pressure and temperature is generally acceptable if conditions remain within those limits, but long-term factors can reduce safety margins: - Material limits: Acetal (POM) performs well near room temperature but can experience reduced mechanical strength, creep, and hydrolysis risk at elevated temperature and pressure over time. +76Â°C is close to the upper service temperature for many acetal grades. - Dynamic conditions: Pressure spikes, vibration, aggressive fluids, or UV/exposure can shorten service life. - Seals and threads: Any O-rings, seals or threaded connections must also be compatible with the coolant and temperature; their degradation could cause leaks. - Safety margin: Continuous use at the exact maximum ratings leaves little margin for unexpected excursions. Recommendation: If you must operate continuously at 3 bar and +76Â°C, verify fluid compatibility and check manufacturer guidance or test a sample in your specific conditions. If high reliability is required, consider a metal valve or a polymer rated with higher temperature/pressure margins.

Can the Coolant valve with NPT GZ, 1/4" system, LOC-LINEÂ® acetal withstand frequent thermal cycling up to +76Â°C at 3 bar?

Yes. The Coolant valve with NPT GZ, 1/4" system, LOC-LINEÂ® is made of acetal, rated for operation up to +76Â°C and for working pressures up to 3 bar. Given those specifications, it is suitable for frequent thermal cycling that stays within the stated temperature limit (+76Â°C) and pressure (â¤3 bar). However, repeated cycling near the maximum temperature may gradually affect longâterm mechanical properties of acetal; if your cycles routinely reach the upper limit or involve chemical exposure, consider validation testing or a more heatâresistant material for added safety.

Does the Coolant valve with NPT GZ, 1/4" system, LOC-LINEÂ® acetal require special maintenance when used at 3 bar and +76Â°C?

No special maintenance is required beyond standard good-practice checks when the Coolant valve with NPT GZ, 1/4" system, LOC-LINEÂ® is used at its specified limits of 3 bar and +76Â°C. The valve is made of acetal and rated for working pressure up to 3 bar and operating temperature up to +76Â°C, so operating at these conditions falls within its design specifications. Recommended routine actions: - Inspect periodically for signs of wear, cracking, or chemical degradation of the acetal material. - Check threaded connections (NPT) for leaks and proper sealing; re-tighten or re-seal with appropriate PTFE tape or thread sealant if needed. - Clean internal passages of particulate contamination that could impede flow or valve seating. - Replace the valve if any material damage, persistent leaks, or loss of function is observed. Avoid exposing the valve to temperatures or pressures above the stated limits, and to aggressive chemicals known to attack acetal (strong acids, bases, or certain solvents), as these may necessitate more frequent inspection or different material selection.

Valvola per liquido refrigerante con filetto esterno NPT, sistema 1/4″, LOC-LINE®

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Materiale	P – materiale plastico

Valvola filettata esterna NPT per uso nei processi di raffreddamento LOC-LINE® – sistema 1/4″. Materiale: acetalica. Pressione di esercizio: fino a 3 bar. Temperatura di esercizio: fino a +76°C.

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Codice articolo	Nome variante prodotto	DN	BAR	Disponibilità	Prezzo	Quantità	Azioni	Catalogo
LL-29452	Valvola con filetto maschio NPT 1/4" (sistema 1/4")	6	3	In stock	0 zł		Richiesta

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Valvola filettata esterna NPT per uso nei processi di raffreddamento LOC-LINE® – sistema 1/4″. Materiale: acetalica. Pressione di esercizio: fino a 3 bar. Temperatura di esercizio: fino a +76°C.

Additional information

Materiale	P – materiale plastico

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Valvola per liquido refrigerante con filetto esterno NPT, sistema 1/4″, LOC-LINE®

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