Alloy | EN number |
Density ca. | Composition in % of weight |
Properties and use |
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 Balance |
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. Product with information obligations to REACH-Legislation |
Important tempers |
Tensile Strength Rm N/mm² |
Yield Stress Rp0,2 N/mm² |
Elongation A % |
||
Bars M R540 R590 |
* ≥ 540 ≥ 590 |
* ≥ 280 ≥ 370 |
* ≥ 15 ≥ 10 |
||
Rohre M R590 R540 |
* ≥ 590 ≥ 540 |
* ≥ 320 ≥ 250 |
* ≥ 8 ≥ 10 |
||
* = mechanical properties as manufactured | |||||
Comparable Specifications:: CuZn40Al2, 2.0550, DIN 17660 C67400 UNS CZ 135 BS, 2870-2875 |
Alloy | EN number |
Density ca. | Composition in % of weight |
Properties and use |
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 Balance |
Construction material, medium to high strength. Seawater-resistant. Medium machinability. Apparatus engineering, shipbuilding. Product with information obligations to REACH-Legislation |
Important tempers |
Tensile Strength Rm N/mm² |
Yield Stress Rp0,2 N/mm² |
Elongation A % |
||
Bars M R490 |
* ≥ 490 |
* ≥ 290 |
* ≥ 18 |
||
* = mechanical properties as manufactured | |||||
Comparable Specifications:: CuZn35Ni2, 2.0540, DIN 17660 |
Alloy | EN number |
Density ca. |
Composition in % of weight |
Properties and use |
CuZn21Si3P DIN EN 12163 - 12168 |
CW724R | 8.3 | Cu 75,0 - 77,0 Si 2,7 - 3,5 P 0,02 - 0,10 Pb max. 0,1 Zn Balance |
CW724R / CuZn21Si3P is a lead-free, high performance special brass alloyed with silicon. It has high hardness and tensile strength while it exhibits very good resistance against dezincification and stress corrosion cracking. It satisfies the ELV and RoHS regulations and meets the E.U. drinking water requirements. It has been widely used around the world and applications can be found in many industries such as electrical and electronics, automotive, sanitary. Product with information obligations to REACH-Legislation |
Important tempers |
Tensile Strength Rm N/mm² |
Yield Stress Rp0,2 N/mm² |
Elongation A % |
||
R600 - H130 |
> 600 | > 300 |
> 12 |
||
Comparable Specifications:: C69300 |
Alloy | EN number |
Density ca. | Composition in % of weight |
Properties and use |
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 Pb < 0,5 Zn Balance |
Medium-strength aluminium-free construction material. Solderable. Medium machinability. Weather-resistant. Apparatus engineering, architecture ("architectural bronze"), wrought parts. Product with information obligations to REACH-Legislation |
Important tempers |
Tensile Strength Rm N/mm² |
Yield Stress Rp0,2 N/mm² |
Elongation A % |
||
Bars M R460 |
* ≥ 460 |
* (ca 270) |
* ≥ 20 |
||
* = mechanical properties as manufactured | |||||
Comparable Specifications:: CuZn40Mn2, 2.0572, DIN 17660 |
Alloy | EN number |
Density ca. | Composition in % of weight |
Properties and use |
CuZn31Si1 DIN EN 12163 12449 |
CW708R | 8.4 | Cu 66,0 - 70,0 Si 0,7 - 1,3 Pb < 0,8 Zn Balance |
Bearing material for sliding stress under high loads. Bearing bushings, guides and other sliding components. Product with information obligations to REACH-Legislation |
Important tempers |
Tensile Strength Rm N/mm² |
Yield Stress Rp0,2 N/mm² |
Elongation A % |
||
Bars M R460 |
* ≥ 460 |
* ≥ 240 |
* ≥ 22 |
||
* = mechanical properties as manufactured | |||||
Comparable Specifications:: CuZn40Mn2, 2.0572, DIN 17660 |
Alloy | EN number |
Density ca. | Composition in % of weight |
Properties and use |
CuZn38Sn1As DIN EN 1653 |
CW717R | 8.4 | Cu 59,0 - 62,0 Sn 0,5 - 1,0 As 0,02 - 0,06 Pb < 0,2 Zn Balance |
"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. Product with information obligations to REACH-Legislation |
Important tempers |
Tensile Strength Rm N/mm² |
Yield Stress Rp0,2 N/mm² |
Elongation A % |
||
Plates hard as rolled R340 R400 |
* ≥ 340 ≥ 400 |
* ≥ 120 ≥ 200 |
* ≥ 30 ≥ 18 |
||
* = mechanical properties as manufactured | |||||
Comparable Specifications:: CuZn38Sn1, 2.0530, DIN 17660 C46400 UNS CZ 112, BS 2870-2875 |
Other special brass alloys on demand.
We supply:
Bars
to DIN 17 672 resp. DIN EN 12 163/12 164/12 167
Hollow bars
to DIN 17 671/1 785 resp. DIN EN 12 168/12 449/12 451
Plates / Strips:
to DIN 17 670 resp. DIN EN 1652/1653
Profiles
to DIN 17 674 resp. DIN EN 12 167
Bushes for plain bearings
to DIN 1 850
Forgings
to DIN EN 12 420
Other cast special brass alloys on demand.
We supply:
GC = Continuous casting
GZ = Centrifugal casting
GM = Gravity die casting
GZ = Centrifugal casting
GM = Gravity die casting
Alloy | EN number |
Density ca. |
Composition in % of weight |
Properties and use |
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 Pb < 0,2 Zn Balance |
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. Product with information obligations to REACH-Legislation |
Important tempers |
Tensile Strength Rm N/mm² |
Yield Stress Rp0,2 N/mm² |
Elongation A % |
Hardness HB |
|
GC GZ |
≥ 750 ≥ 750 |
≥ 480 ≥ 480 |
≥ 5 ≥ 5 |
≥190 ≥190 |
|
Comparable Specifications:: CuZn25Al5, 2.0598, DIN 1709 C86300 UNS HTB 3, BS 1400 |
Alloy | EN number |
Density ca. |
Composition in % of weight |
Properties and use |
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 Pb ≤ 0,3 Zn Balance |
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. Product with information obligations to REACH-Legislation |
Important tempers |
Tensile Strength Rm N/mm² |
Yield Stress Rp0,2 N/mm² |
Elongation A % |
Hardness HB |
|
GZ |
≥ 620 |
≥ 260 |
≥ 14 |
≥ 150 |
|
Comparable Specifications:: CuZn34Al2, 2.0596, DIN 1709 C86200 UNS HTB 2, BS 1400 |
Alloy | EN number |
Density ca. |
Composition in % of weight |
Properties and use |
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 Pb < 0,5 Zn Balance |
Medium strength properties, medium machinability, moderate sliding properties. Pressure nuts, ground bushings and stuffing boxes, propellers, valve and control components. Product with information obligations to REACH-Legislation |
Important tempers |
Tensile Strength Rm N/mm² |
Yield Stress Rp0,2 N/mm² |
Elongation A % |
Hardness HB |
|
GC GZ |
≥ 500 ≥ 500 |
≥ 200 ≥ 200 |
≥ 18 ≥ 18 |
≥ 120 ≥ 120 |
|
Comparable Specifications:: CuZn35Al1, 2.0592, DIN 1709 C86400 UNS HTB 1, BS 1400 |
Alloy | EN number |
Density ca. |
Composition in % of weight |
Properties and use |
CuZn37Al1-C DIN EN 1982 |
CC766S | 8,5 | Cu 60,0 - 64,0 Al 0,3 - 1,8 Pb ≤ 0,5 Zn Balance |
Medium strength properties, medium machinability. Construction parts for mechanical engineering, electrical engineering, precision engineering. Product with information obligations to REACH-Legislation |
Important tempers |
Tensile Strength Rm N/mm² |
Yield Stress Rp0,2 N/mm² |
Elongation A % |
Hardness HB |
|
GM |
≥ 450 |
≥ 170 |
≥ 25 |
≥ 105 |
|
Comparable Specifications:: CuZn37Al1, 2.0595, DIN 1709 |