NGO "SPHERE" offers to supply forged billet elliptical bottoms with diameters from 159 to 3,500 mm and wall thickness from 6 mm to 22 mm in accordance with the requirements of GOST 6533-78.
Cleaning workpieces from scale and machining sides (cutting edges and/or cutting bevels for welding) made at the request of the customer.
In addition to forming the elliptical bottoms, a tooling for the manufacture of spherical heads, with the radius of the sphere 500, 1000, 1800 and 2800 mm.
By agreement it is possible to manufacture an elliptical bottoms with other thicknesses, missing the table, including trasferisca and pseudoelliptic.
If you are interested in the supply of equipment and components on request, will notify You with further technical and commercial information.