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Cuznpb2 Leaded

This document provides information about the MEI-59 alloy, including its chemical composition, mechanical properties, corrosion resistance, typical applications, and packaging. The MEI-59 alloy is a copper-zinc-lead alloy commonly known as forging brass, with excellent hot working and forging properties but only minor cold forming ability.

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85 views3 pages

Cuznpb2 Leaded

This document provides information about the MEI-59 alloy, including its chemical composition, mechanical properties, corrosion resistance, typical applications, and packaging. The MEI-59 alloy is a copper-zinc-lead alloy commonly known as forging brass, with excellent hot working and forging properties but only minor cold forming ability.

Uploaded by

wjjt6chgtm
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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MEI-59 (CuZn39 Pb2)

ROLLED PRODUCTS
ALLOY DESIGNATIONS
CHEMICAL COMPOSITION, %
Cu 58-62 UNS 37700
Pb 1.0-2.0 EN ZnCu39Pb2
Zn Rem.
Ni ≤ 0.3 JIS C3771
Fe ≤ 0.2 BS CZ120
COIL SHEET SPECIFICATIONS
Thickness (mm) 0.30- 3.5 CHARACTERISTICS

Width (mm) * 6.00 - 406 MEI-59 is commonly known as forging


brass. This is most used alloy for
Inner Diameter (mm) 100-150-200-300-400-500 machining operations. This alloy has
Coil Weight (Kg/mm width) 1.0- 4.0 excellent hot working and forging
properties. Cold forming is only possible
Sheet Length (m) 0.50 – 3.00 to a minor extent.
*Note: Min. and Max. width depends on thickness of the strip

MECHANICAL PROPERTIES
Temper Hardness , Tensile Strength Elongation %
HV MPa Min.

1/2 Hard H02 110-140 ≥420 10


Hard H04 140-165 ≥490 5
Extra Hard H06 165-190 ≥525 3

PHYSICAL PROPERTIES

TYPICAL VALUES IN ANNEALED TEMPER AT 20° C

Density Electrical Thermal Modulus of Specific Heat


Conductivity conductivity Elasticity
(g/cm³) (% IACS) (W/m.K) (GPa) (J/kg.K)

8.45 24 117 102 377

MITTAL ENGINEERING INDUSTRIES


OLD BILASPUR ROAD, JAGADHRI-135003 (HARYANA)
Website-mittalenggind.in
MEI-59 (CuZn Pb2)
ROLLED PRODUCTS
CORROSION RESISTANCE
Fabrication Properties MEI-59 is good resistance to water, water
Capacity Being Cold Worked Fair vapor, different saline solutions, many organic
liquids land, sea and industrial atmosphere.
Machinability Excellent
Under certain circumstances a form of
Capacity for Being Electroplated Excellent
corrosion called dezincification can occur.
Capacity for Being Hot Dip Tinned Excellent
This alloy also tend to stress corrosion cracking
Soft Soldering Fair under stressed condition in presence of amine
ammonia salts, however an heat treatment can
Resistance Welding Fair help to avoid stress corrosion cracking.

Gas Shielded Arc Welding Less suitable

Laser Welding Fair

TYPICAL APPLICATIONS
Packaging
- Keys
Standard seaworthy packaging or as per specific
requirements of customer. - Precision mechanical components

- Watch and clocked parts

- Milled parts

MEI-59 conform ROHS Directive

This data is general technical product information. Binding technical features are subject to the contract.

MITTAL ENGINEERING INDUSTRIES


OLD BILASPUR ROAD, JAGADHRI-135003 (HARYANA)
Website-mittalenggind.in

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