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BELL SYSTEM TECHNICAL JOURNAL 



brasses in the cold-rolled condition. A bar of alloy G brass of the 

 chemical composition shown in Table VII was rolled 2, 4, 6, 8 and 10 

 numbers hard in every even B. & S. gage number from No. 14 to 

 No. 36, inclusive. Table IX gives the physical properties of the 



-I® 



40,000 50,000 



60,000 70,000 80,000 90,000 

 TENSILE STRENGTH - PSI 



100,000 110,000 



Fig. 8 — Relation of Rockwell Hardness to Tensile Strength of Alloy G Brass 



Rolling Series. 



rolling series. The Rockwell hardness-tensile strength curve is 

 shown in Fig. 8 and the tensile strength-reduction curve is shown 

 by Fig. 9. The chemical composition limits are given in Table VI, 

 and the tensile strength and Rockwell hardness limits are given in 

 Table X. 



