Alloy Composition of ASTM B171 UNS C36500

Copper (Cu)58 to 61 %

Zinc (Zn)37.5 to 41.8 %

Lead (Pb)0.25 to 0.7 %

Residuals0 to 0.4 %

Tin (Sn)0 to 0.25 %

Iron (Fe)

Principal Design Features

Brasses (Copper-Zinc-Lead Alloy), Leaded Muntz Metal, Uninhibited

Machinability

The machinability rating of this alloy is 60. (Where Alloy 360 FC Brass is 100).

Welding

Soldering is rated as "excellent", brazing is rated as "good", oxyacetylene welding is rated as "fair", gas shielded arc welding is rated as "fair", coated metal arc welding is "not recommended", spot welding is "not recommended", seam welding is "not recommended", and butt welding is rated as "fair".

Forging

The hot forgeability rating of this alloy is not given. (Forging Brass=100). The recommended hot working temperature for this alloy is between 1150 and 1450 F.

Annealing

The annealing temperature for this alloy is between 800 and 1100 F.