Main properties of brass

1. Brass raw material

GB/T5231-2001 designation	Nearest equivalences	Specific gravity	HB hardness	Tensile strength Rp0,2 (Mpa)	Extension %
H59Pb1	CuZn39-Pb2 (Afnor-51-104) CuZn37-Pb0.5, (Din 17760) C37000 (ASTM) CW617N (EN12165)	8.4	80-120	350	15-30%

 

 

Cu	Fe	Pb	Ni	Zn	Impurities total
57~60%	≤ 0.5%	0.08-1.9%	≤1 %	surplus	≤1%

 

2. Brass Rohs compliance

According to the Directive 2011/65/ dated June 8, 2011 (Rohs), copper alloys are allowed to have a maximum of 4% by weight of lead as an alloying element.
(Provisions of Article 4 and paragraph 1 of Annex II, limit value set by 6c of Annex III)