Expression Of Interest (Eoi) Motor Casings & Metallic Accessories This Rocket Motor consists of Two Concentric Motors i.e. B1 (LTM - Titanium Alloy) and B2 (HTM - 11-10 PH Steel) located in Tandem/Concentric. B2 motor casing assembly is 05 m long dual diameter with maximum diameter of 500 mm & B2 motor casing assembly has two sub-assemblies i.e. Inner & Outer shell assemblies with maximum length of 500 mm and dia of 620 mm. Inner shell assembly has a provision for placing the four nozzles, igniter, jet vane brackets and pressure sensors. Mechanical processes involved:  Machining  Auto/semi auto Welding  Heat Treatment & Annealing  Surface Treatment
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