Description

These are motor casings for the Rohini series sounding rocket, RH-200. The motor casings consist of a rolled shell, with a formed dome. High tensile strength materials like 15CDV6 are used for manufacturing

Construction details

Materials: 15CDV6.

Dimensions:

• Shell OD: 207 mm
• Shell Thickness: 1.6 mm
• Overall Assembly Length: 1546.6 mm

Critical aspects

• Max allowable weld mismatch: 0.2mm
• Pressure test at 70kg/cm2
• 100% RT with an acceptance criteria for porosity of t/10