... -1000mm Custom-make steel shaft with the drawing. shaft with good quality FORGED AISI 4340 alloy steel shaft /steel axle1,Material ... (bright surface) or finished size (finished product),in accordance with the customer's request and drawing. Chemical:ElementWeight %C ... forged products,shafts,flanges,hot rolled alloy bars with various materials,such as:carbon steel ,alloy steel ,spring steel,mould steel, ...