quality fasteners on time of the higest grade materials including stainless steel, copper, brass, Ph grades, Aluminum, Exotics and more
Quality bolts, nuts, screws, sockets and studs manufactured of quality materials to inch fastener standards Home of Vegas Fastener Manufacturing Vegas Fastener Manufacturing as a quality alloy, a blend of the skills, capabilities and extensive experience of its manufacturing team. What products we make and how we can manufacture what you need to your exact specifications Request a quote Contact Us

Toll Free: 888-651-9223            

Brass Material Property Data Sheet

Do you need custom fasteners created with Brass? Since our inception, Vegas Fastener Manufacturing has met every challenge of providing Quality, Timely, Cost-effective solutions for specialty fastener applications. Every product is built to your specifications, using your prints if necessary.

Below are the technical specifications of the Brass Bar Stock we have available to meet your needs.


Medium-leaded brass, UNS C34000, OSO25 Temper rod

Subcategory: Brass; Copper Alloy; Metal; Nonferrous Metal

Key Words: 340 brass, CZ118, ISO CuZn35Pb1, CEN CW600N

Component   Wt. %
Cu62.5 - 66.5 
FeMax 0.1 
OtherMax 0.5 
Pb0.8 - 1.4 

Material Notes:
Please Note: Zinc content is calculated as a remainder. Fair to excellent corrosion resistance. Fabricated by blanking, heading and upsetting, machining, piercing and punching, roll threading and knurling, stamping.

Applications: couplings, free machining screws and rivets, gears, nuts, or tire valve stems.

Test specimen: rod - 25mm diameter.

Physical PropertiesMetricEnglishComments
Density8.47 g/cc0.306 lb/in at 20C (68F)

Mechanical Properties
Hardness, Rockwell F7070 
Tensile Strength, Ultimate345 MPa50000 psi 
Tensile Strength, Yield135 MPa19600 psi 0.5% extension under load
Elongation at Break60 %60 % In 50 mm
Modulus of Elasticity105 GPa15200 ksi 
Poisson's Ratio0.3460.346 
Machinability60 %60 % UNS C36000 (free-cutting brass) = 100%
Shear Modulus39 GPa5660 ksi 
Shear Strength235 MPa34100 psi 

Electrical Properties
Electrical Resistivity6.6e-006 ohm-cm6.6e-006 ohm-cm 

Thermal Properties
CTE, linear 250C20.3 m/m-C11.3 in/in-F from 20-300C (68-570F)
Heat Capacity0.38 J/g-C0.0908 BTU/lb-F 
Thermal Conductivity115 W/m-K798 BTU-in/hr-ft-F at 20C (68F)
Melting Point885 - 925 C1630 - 1700 F 
Solidus885 C1630 F 
Liquidus925 C1700 F 

Processing Properties
Annealing Temperature425 - 650 C797 - 1200 F 
Recrystallization Temperature288 C550 F 


This information is provided by MatWeb.com, The Online Materials Database and is reprinted with their permission.

Copyright 1996-2005 by Automation Creations, Inc. The contents, results, and technical data on this page may not be reproduced either electronically, photographically or substantively without permission from Automation Creations, Inc and MatWeb.com. No warranty, neither expressed nor implied, is given regarding the accuracy of this information. The user assumes all risk and liability in connection with the use of information from MatWeb.com.