... resistance is useful for high-temperature springs and bolts. Alloy X-750 is used in gas turbines, rocket engines, nuclear ... , pressure vessels, tooling, and aircraft structures.PropertiesNon-magnetic. Alloy X-750 has good elevated temperature strength properties to 1300ºF ... 321, 317L, 2507, 2205, 254SMO, AL6XN, 1.4501,1.4529.Inconel X750 Inconel718 GH2132 Super duplex stainless steel F55, F51,F53 ...