Schreier Metall

Wrought Special Brass (Copper-Zinc)

DIN EN 12163 - 12168/12420/12449/12451/1652/1653

Alloy Density approx. Composition
in %
Important
tempers
Tensile Strength
Rm
N/mm2
Yield Stress
Rp0,2
N/mm2
Elongation
A
%
Hardness
HB
Electr.
conductivity
MS/s
CuZn37Mn3Al2PbSi
DIN EN
12164 - 168
12420
12449
CW713R 8,1 CU 57,0 - 59,0
Mn 1,5 - 3,0
Al 1,3 - 2,3
Pb 0,2 - 0,8
Si 0,3 - 1,3
Zn bal.
Bars

M
R540
R590

Tubes

M
R590
R540




≥ 540
≥ 590




≥ 590
≥ 540




≥ 280
≥ 370




≥ 320
≥ 250




≥ 15
≥ 10




≥ 8
≥ 10

























Comparable Specifications:
CuZn40Al2, 2.0550, DIN 17660
C67400 UNS 
CZ 135 BS, 2870-2875

High-strength construction material. Good resistance to atmospheric corrosion, slightly aggressive waters and gases and oil corrosion. For high demands on sliding stress, high wear resistance. Medium machinability. Construction parts in mechanical engineering, slide bearings, valve guides, gear parts, piston rings.

CuZn35Ni3Mn2AlPb
DIN EN
12163
12167
12420
12449
CW710R 8,3 Cu 58,0 - 60,0
Ni 2,0 - 3,0
Mn 1,5 - 2,5
Al 0,3 - 1,3
Pb 0,2 - 0,8
Zn bal.
Bars

M
R490




≥ 490




≥ 290




≥ 18











Comparable Specifications:
CuZn35Ni2, 2.0540, DIN 17660 


Construction material, medium to high strength. Seawater-resistant. Medium machinability. Apparatus engineering, shipbuilding.

CuZn40Mn2Fe1
DIN EN
12163
12167
12420
12449
CW723R 8,3 Cu 56,5 - 58,5
Mn 1,0 - 2,0
Fe 0,5 - 1,5
Zn bal.
Bars

M
R460




≥ 460




(ca. 270)




≥ 20











Comparable Specifications:
CuZn40Mn2, 2.0572, DIN 17660 


Medium-strength aluminium-free construction material. Solderable. Medium machinability. Weather-resistant. Apparatus engineering, architecture ("architectural bronze"), wrought parts.

CuZn31Si1
DIN EN
12163
12449
CW708R 8,4 Cu 66,0 - 70,0
Si 0,7 - 1,3
Zn bal.
Bars

M
R460




≥ 460




≥ 240




≥ 22











Comparable Specifications:
CuZn31Si1, 2.0490, DIN 17660

Bearing material for sliding stress under high loads. Bearing bushings, guides and other sliding components.

CuZn38Sn1As
DIN EN
1653
CW717R 8,4 Cu 59,0 - 62,0
Sn 0,5 - 1,0
As 0,02 - 0,06
Zn bal.
Plates

walzhart
R340
R400




≥ 340
≥ 400




≥ 120
≥ 200




≥ 30
≥ 18













Comparable Specifications:
CuZn38Sn1, 2.0530, DIN 17660
C46400 UNS
CZ 112, BS 2870-2875


 "Naval Brass". Medium-strength construction material, good heat formability. Seawater-resistant. Apparatus engineering, especially for tube sheets for condensers and heat exchangers. Boat fittings, propeller shafts for boats.

= mechanical properties as manufactured



Cast Special Brass (Copper-Zinc)

DIN EN 1982

Alloy Density approx. Composition
in %
Important
tempers
Tensile Strength
Rm
N/mm2
Yield Stress
Rp0,2
N/mm2
Elongation
A
%
Hardness
HB
Electr.
conductivity
MS/s
CuZn35Mn2Al1Fe1-C
DIN EN 1982
CC765S 8,6 Cu 57,0 - 65,0
Mn 0,5 - 3,0
Al 0,5 - 2,5
Fe 0,5 - 2,0
Zn bal.
GC
GZ

≥ 500
≥ 500

≥ 200
≥ 200

≥ 18
≥ 18

≥ 120
≥ 120




Comparable Specifications:
CuZn35Al1, 2.0592, DIN 1709  
C86400 UNS
HTB 1, BS 1400


Medium strength properties, medium machinability, moderate sliding properties. Pressure nuts, ground bushings and stuffing boxes, propellers, valve and control components.

CuZn34Mn3Al2Fe1-C
DIN EN 1982
CC764S 8,6 Cu 55,0 - 66,0
Mn 1,0 - 4,0
Al 1,0 - 3,0
Fe 0,5 - 2,5
Zn bal.
GZ

≥ 620

≥ 260

≥ 14

≥ 150



Comparable Specifications:
 CuZn34Al2, 2.0596, DIN 1709
C86200 UNS
 HTB 2, BS 1400


High strength values, medium machinability. Parts subject to static loads, valve and control components. Not recommended for dynamic loads. Despite moderate sliding properties for slide bearings with high surface pressures and demands on running properties and wear resistance.

CuZn25Al5Mn4Fe3-C
DIN EN 1982
CC762S 8,2 Cu 60,0 - 67,0
Mn 2,5 - 5,0
Al 3,0 - 7,0
Fe 1,5 - 4,0
Zn bal.
GC
GZ

≥ 750
≥ 750

≥ 480
≥ 480

≥ 5
≥ 5

≥ 190
≥ 190




Comparable Specifications:
CuZn25Al5, 2.0598, DIN 1709  
C86300 UNS
HTB 3, BS 1400

Very high strength values. Bearings at high load and low sliding speed. Highly stressed, slow-moving worm wheel rims, internal parts of high-pressure fittings. Less suitable for dynamic loads and vibrations.

CuZn37Al1-C
DIN EN 1982
CC766S 8,5 Cu 60,0 - 64,0
Al 0,3 - 1,8
Zn bal.
GM

≥ 450

≥ 170

≥ 25

≥ 105



Comparable Specifications:
CuZn37Al1, 2.0595, DIN 1709   


Medium strength properties, medium machinability. Construction parts for mechanical engineering, electrical engineering, precision engineering.

Further wrought special brass alloys available.

We supply

Bars
Tubes
Profiles
Bearings
Forgings
DIN EN 12163/12164/12167
DIN EN 12168/12449/12451
DIN EN 12167
DIN 1850
DIN EN 12420

Further special cast alloys available.

We supply

GC
GZ
GM
= Continuous Cast
= Centrifugal Cast
= Chill Cast