Bending Properties of Wrought Copper and Copper-base Alloys 



329 



TABLE 11 

 RECOMMENDED RADII FOR FORMING 90-DEG. BENDS IN 8% PHOSPHOR BRONZE 



According to Gohn<''' 

 Copper, min. 91.0%; tin, 7.5-8.5%; phosphorus, .05-.25%; iron, max. 0.10%; zinc, max. 0.20%; nickel, max. 0.15%; lead, max. 0.02% 



^ Based on data by Straw, Helfrick, and Fischrupp^^ 



^ Values not determined. 



^ Interpolated from forming data on other gages. 



