Rosemount heat pipe: British/American (91)

The Rosemount 91 series thermowell boasts the same excellent quality as standard British thermal resistors and thermocouples, and is available in a wider range of sizes and varieties. -Calculate wake-up frequency using advanced software compliant with PTC19.3TW latest version - providing external pressure and dye penetration

The Rosemount 91 series thermowell boasts the same excellent quality as standard British thermal resistors and thermocouples, and is available in a wider range of sizes and varieties.

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Calculate wake-up frequency using advanced software that complies with the latest version of PTC19.3TW

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Provide external pressure, dye penetration, and material verification testing

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Compatible with British thermal resistors and thermocouples

Materials	recommend Use	Process level (1) (psi) at the following temperature (° F)
		0 °F	300 °F	500 °F	700 °F	900 °F	1100 °F	1300 °F
304 stainless steel	Good antioxidant properties	5600	4800	4700	4600	3400	2400	780
316 stainless steel	Good corrosion resistance. Stronger chemical corrosion resistance than 304 stainless steel	5600	5400	5300	5200	4400	3200	1250
carbon steel	Used in non corrosive environments	3700	3700	3700	3650	2000	---	---
(1) If an explosion occurs, the thermal sleeve will remain intact under limited pressure.