Schreier Metall GmbH: Brass & Special Brass

Brass & Special Brass

Alloy			Density approx.	Composition in %	Important tempers	Tensile Strength R_m N/mm²	Yield Stress R_p0,2 N/mm²
CuZn39Pb3 DIN EN 12164 - 168 12420 12449	CW614N	8,4	Cu 57,0 - 59,0 Pb 2,5 - 3,5 Zn bal.	Bars M R360 R430	≥ 360 ≥ 430	≤ 320 ≥ 220	≥ 20 ≥ 10
Comparable Specifications: CuZn39Pb3 (Ms58), 2.0401, DIN 17660 C38500 UNS CZ 121-Pb3, BS 2870-2875 Main alloy for machining, Drilling and turning quality, for automatic machine processing. Turned parts of all kinds. Good heat formability. Die forging. Bad cold formability. Product with information obligations to REACH-Legislation
CuZn38Pb1 DIN EN 12164 - 168 12449	CW607N	8,4	Cu 60,0 - 61,0 Pb 0,8 - 1,6 Zn bal.	Bars M R360 R410 R500	≥ 360 ≥ 410 ≥ 500	≤ 300 ≥ 230 ≥ 350	≥ 20 ≥ 12 ≥ 8
Comparable Specifications: CuZn38Pb1,5 (Ms 60 Pb), 2.0371, DIN 17660 C35300, C37000 UNS CZ 128, BS 2870-2875 Good heat and cold formability. Machinable. Bendable, rivetable, embossable and compressible. Product with information obligations to REACH-Legislation
CuZn36Pb2As DIN EN 12164 - 168 12420 12449	CW602N	8,4	Cu 61,0 - 63,0 Pb 1,7 - 2,8 As 0,02 - 0,15 Zn bal.	Bars M R280 R320 R400	≥ 280 ≥ 320 ≥ 400	≥ 200 ≤ 200 ≥ 250	≥ 30 ≥ 20 ≥ 8
Comparable Specifications: C35330 UNS Dezincification-resistant brass. Good machinability, cold-formable to a limited extent. Product with information obligations to REACH-Legislation
CuZn37 DIN EN 12163 - 167 12420 12449 1652	CW508L	8,4	Cu 62,0 - 64,0 Zn bal.	Plates walzhart R300 R410 R350	300 - 370 410 - 490 350 - 440	k.A. k.A. k.A.	≥ 38 ≥ 8 ≥ 19
Comparable Specifications: CuZn37 (Ms 63) , 2.0321, DIN 17660 C27200, C27400 UNS CZ 108, BS 2870-2875 Main alloy used in cold forming (deep drawing, pressing, compressing, embossing, bending, crimping). Good solderability and weldability, electrically polishable. Screws, printing cylinders, zips, cooler belts, leaf springs.

Alloy			Density approx.	Composition in %	Important tempers	Tensile Strength R_m N/mm²	Yield Stress R_p0,2 N/mm²
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. Product with information obligations to REACH-Legislation
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. Product with information obligations to REACH-Legislation
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 bal.	R600 - H130	> 600	> 300	> 12
Comparable Specifications: C69300 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.
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 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. Product with information obligations to REACH-Legislation
CuZn31Si1 DIN EN 12163 12449	CW708R	8,4	Cu 66,0 - 70,0 Si 0,7 - 1,3 Pb ≤ 0,8 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. Product with information obligations to REACH-Legislation
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 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. Product with information obligations to REACH-Legislation

Alloy			Density approx.	Composition in %	Important tempers	Tensile Strength R_m N/mm²	Yield Stress R_p0,2 N/mm²	Elongation A %
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 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. Product with information obligations to REACH-Legislation
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 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. Product with information obligations to REACH-Legislation
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 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. Product with information obligations to REACH-Legislation
CuZn37Al1-C DIN EN 1982	CC766S	8,5	Cu 60,0 - 64,0 Al 0,3 - 1,8 Pb ≤ 0,5 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. Product with information obligations to REACH-Legislation