MECHANICAL BRONZE

Name  G Cu Sn 12   corresponding alloys in foreign standardisation
Mark G Cu Sn 12 ASTM
B 505		 -
Table UNI 7013-2°
Cu REST BS
1400		 PB 2
Sn 11-13
Pb 1 DIN
1705		 G Cu Sn 12
Zn 0.5
Ni 0.7 ISO
1338		 Cu Sn 12
Fe 0.2
Sb 0.2    
S 0.1    
P 0.05    
Mn 0.2    
Notes Totals impurities excluded Ni e P<=1.5    
mechanical features
volumetric mass Kg/dm3 traction breakage load R N/mm2 permanent deformation limit load Rn(0.2)N/mm2 lengthening
A
%		 Brinell hardness
HB
8.75 240-290 130-160 7-12 80-95

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