Does The Motor Housing Belong To The Stretching Process

Does the motor housing belong to the stretching process?
The motor housing is made by stamping and stretching technology. It is often used as the housing product of the motor inside the water pump. It has certain protection and applicability characteristics. It is widely used in motors used in gardens and field irrigation to improve work efficiency and normal operation and ensure product safety.
The motor housing is mainly made by precision stretching technology, φ90mm, height 120mm, roundness and concentricity tolerance within 0.05mm, surface galvanized, and salt spray test up to 96h. The motor housing is mainly used in fields or scenarios such as water pump motors.