Our factory mainly produce diameter of 89mm-12000mm carbon steel ball, steel hemisphere, stainless steel hollow ball,hollow steel ball, hollow metal ball,bearing steel ball, stainless steel ball, precision grade G10-G2000, for bearing, stainless steel bearings, hardware, wheels, instrumentation, rail, polishing, chemicals and solid grinding. We also produce plating steel balls and hollow steel balls according to the customers’ request.
Carbon Steel Hemisphere Normal Size (Diameter )
ASTMA234,ASTM A420,ANSI B16.9/B16.28/B16.25,ASME B16.9,
JIS B2311-1997/2312, JIS B2311/B2312, DIN 2605-1/2617/2615,
GB 12459—99,EN Standard etc.
Iron, Carbon Steel, Stainless steel, Brass, Aluminium,copper etc.
Low and middle pressure fluid pipeline,boiler, petroleum and natural gas industry,drilling,
chemical industry, electric industry,shipbuilding,fertilizer equipment and pipeline, structure,
Black painting,varnish paint, anti rust oil, hot galvanized, cold galvanized, 3PE,etc.
http://steelhemisphere.com/product-showcase/elliptical-head/ Ellipsoidal head