1. Material Selection: The first step is the selection of stainless steel material. Stainless steel is known for its corrosion resistance and comes in various grades. You should choose a steel grade that meets the requirements of your project.

2. Cutting: Stainless steel plates or pipes are cut into the desired dimensions. This cutting process is typically done using special cutting machines or laser cutting machines.

3. Shaping: Cut steel pieces are transformed into the desired elbow shape. This is often done using hydraulic presses or bending machines. Steel can be bent at 90 degrees, 45 degrees, or custom angles.

4. Welding: The shaped pieces are welded. This is important to ensure the durability and leak-tightness of stainless steel elbows. TIG (Tungsten Inert Gas) welding is a commonly used welding method for stainless steel.

5. Cleaning and Surface Treatment: After the welding process, stainless steel surfaces are cleaned, and special treatments are applied if necessary to make the stainless steel surface brighter or matte.

6. Quality Control: The produced stainless steel elbows undergo quality control tests. These tests include checking for cracks, leaks, dimensional accuracy, and other specifications.

7. Packaging and Shipping: Finally, the products are packaged and prepared for shipment. Appropriate packaging materials are used according to the customer's requirements, and the products are made ready for shipping. 

Stainless steel elbows are important pipe connection components used in various industries, and their production requires a meticulous process. The use of proper techniques in manufacturing is critical to ensuring the durability and performance of the products.