EnviB10 Unleaded Brass (CuZn40) – ASTM B36 M Standard

Connectivity and free-machining alloy.

Unleaded brass with Pb content <1000ppm cold and hot forming capability, good machinability.

Properties

General

Property	Temperature	Value
Density	23.0 °C	8.3 g/cm³

Dimension

Property	Value
Dimensions	Available size round products (mm): 1-20

Mechanical

Thermal

Property	Temperature	Value	Comment
Coefficient of thermal expansion	23.0 °C	2.1E-5 1/K	for 20-200°C
Thermal conductivity	23.0 °C	113 W/(m·K)	for 20-200°C

Electrical

Property	Temperature	Value
Electrical conductivity	23.0 °C	1.50E+7 S/m

Technological properties

Property
Application areas	Summary of typical applications: Machined parts for optical and electronic industry, RoHS compliant
Corrosion properties	Corrosion resistance rating: 3 out of 5
General machinability	Machinability: 70 %
Processing history	Condition: H14

Metal