TorqBolt is an exclusive manufacturer of Hastelloy Springs. Hastelloy is a nickel molybdenum chromium alloy with base of nickel also known by the trade name Nickel-Chromium-moly Alloys. Hastelloy Springs are difficult to machine and hot roll threading is done to ensure 100% thread strength unlike Monel Springs and Phosphor Bronze Springs. It forms a passivation oxide layer once heated and hence used at wide range of elevated temperatures. Applications: Hastelloy Springs are used for chemical processing industries, aerospace industries, oil and gas industries etc.