Typical Fraser Alloys Bronze and Brass Applications for Bronze Alloys Alloy Standard Material Description Typical Properties and Applications Machinability Near/equiv. SAE Rating Specification C83600 ASTM B505 Leaded gunmetal Excellent machinability, medium strength, good pressure 85 LG2 40 tightness; not subject to dezincification. C84400 ASTM B505 Leaded gunmetal Excellent machinability; widely used in the pump industry 90 LG1 n/a for bowl and lineshaft bearings. C86300 ASTM B505 Manganese bronze Exceptional strength, good wearing properties and good 25 HTB3 430 ductibility but has only fair machinability. C86500 ASTM B505 Manganese bronze Good strength and reasonable machinability. 30 HTB1 43 High tensile brass Suitable for machinery parts requiring strength and toughness, but susceptible to dezincification. C90700 ASTM B505 Phosphor bronze Good machinability, high strength and good corrosion 30 PB1 65 resistance. Suitable for heavy-duty gears and bearings with medium to high loads. C90810 AS 1565 Phosphor bronze High strength, good machinability and corrosion 30 PB2 65 resistance. Suitable for heavy duty gears/bearings with medium to high loads. Good resistance to impact loading. C91700 ASTM B505 Nickel tin bronze Fine-grained structure for improved strength and wear 40 CuSn12Ni n/a resistance. Suitable for higher-stressed, fast-running worm gears and helical gears. C93200 ASTM B505 Leaded gunmetal Excellent machinability, good hardness, strength and 70 SAE660 660 wear resistance. Not subject to dezincification and has reasonable resistance to seawater. C93700 ASTM B505 Leaded bronze Leaded tin bronze with excellent machinability, medium 95 LB2 64 strength and good corrosion resistance. Will withstand mild acids as found in mine water. C95400 ASTM B505 Aluminium bronze Excellent wear resistance, good impact resistance and 50 UNI5274 J461 reasonable corrosion resistance. Suitable for high strength bearings. C95500 ASTM B505 Nickel aluminium bronze Good wear properties, suited for elevated temperatures. 50 UNI5275 n/a Heavy duty, high strength alloy with excellent resistance to corrosion and fatigue. C95800 ASTM B505 Nickel aluminium bronze Widely used for marine applications, having superior 40 AB2 n/a corrosion resistance, high strength, good wear and erosion resistance. Applications for Brass Alloys Alloy Standard Material Description Typical Properties and Applications Machinability Near/equiv. Rating Specification C35200 AS/NZS 1567 Dezincification resistant machining brass Arsenical leaded dezincification resistant 80 C35330 alloy with good machining performance. Meets requirements of AS4020 for products used in contact with drinking water. C48600 AS/NZS 1567 Dezincification resistant forging brass Arsenical leaded dezincification resistant 80 alloy with good machining performance and good hot forging properties. C37700 ASTM B124 2% leaded 60/40 forging brass Standard hot forging brass for a wide range 80 CZ122 of uses. AS/NZS 1567 C36000 ASTM B16 Free machining brass (American) High speed repetition work with ductility for 95 CZ124 light riveting. AS/NZS 1567 C38500 ASTM B455 Free machining brass Maximum productivity and tool life on 100 CZ121 high speed repetition work. AS/NZS 1567 C46400 ASTM B21 Naval brass Improved corrosion resistance; bolts, fittings 30 CZ112 etc. in marine use. AS/NZS 1567 Low lead content for use where environmental aspects may be a concern. C68600 AS/NZS 1567 Leaded manganese brass Combines high strength with fair 70 CZ114 machinability and hot forgability. C64200 ASTM B150 Extruded aluminium-silicon bronze High strength aluminium bronze; excellent 60 C64300 corrosion resistance, good forging properties and fair machinability. C67300 AS/NZS 1567 Extruded silicon-manganese bronze Excellent wear resistance; for bushings, gear 70 blanks and hydraulic pump components. Many other alloys including low lead and forging grade variants of selected alloys are also available. C95400/AB2 Continuous & Centrifugally Cast Aluminium Bronze C95400 – Stock Sizes and Weights Imperial: SOLID C95400 is a hard and wear-resistant alloy O/D I/D kg/ft kg/m lb/ft O/D I/D kg/ft kg/m lb/ft with excellent strength and reasonable 3⁄ 4 0.78 2.6 1.7 4 1 18.4 60.5 40.7 machining properties. Physical properties 11 ⁄ 17.3 56.6 38.0 remain good at elevated temperatures. 1 1.3 4.3 2.9 2 1 2 15.4 50.5 33.9 General corrosion resistance is good under 1 ⁄ 4 2.0 6.6 4.4 1 1 2 ⁄ 2 12.9 42.4 28.5 most conditions. 1 ⁄ 2 2.9 9.3 6.3 3 3 9.0 32.6 21.9 1 ⁄ 4 3.8 12.5 8.4 1 C95400 is suitable for high-strength bear- 3 ⁄ 2 6.0 20.7 13.9 1 1 2 4.9 16.2 10.9 4 ⁄ 2 1 ⁄ 2 22.5 73.9 49.7 ings, gears and worm wheels, having good 1 2 ⁄ 4 6.2 20.3 13.7 2 20.7 67.9 45.6 impact resistance but requiring full film 1 1 2 ⁄ 2 7.6 24.9 16.8 2 ⁄ 2 18.3 59.9 40.3 lubrication. 3 2 ⁄ 4 9.2 30.0 20.2 3 15.3 50.1 33.7 1 AB2 has similar properties but shows supe- 3 10.9 35.6 23.9 3 ⁄ 2 11.7 38.4 25.8 1 4 7.6 24.8 16.7 rior corrosion resistance, especially in sea 3 ⁄ 4 13.0 42.6 28.6 1 water, due to the addition of nickel. 3 ⁄ 2 15.0 49.1 33.0 5 2 26.3 86.3 58.0 3 1 3 ⁄ 4 17.1 56.2 37.8 2 ⁄ 2 23.9 78.4 52.7 4 19.4 63.7 42.8 3 20.9 68.5 46.0 Machining Allowance – C95400/AB2 1 41 ⁄ 24.6 80.8 54.3 3 ⁄ 2 17.3 56.8 38.2 2 4 13.2 43.2 29.0 All sizes have the following allowance for 1 5 30.3 99.2 66.7 5 ⁄ 2 2 32.5 106.6 71.6 finish machining:- 1 5 ⁄ 2 36.4 119.6 80.3 3 27.1 88.8 59.7 1 < 3” OD +.072” 6 43.8 143.6 96.5 3 ⁄ 2 23.5 77.1 51.8 ID –.125” 4 19.4 63.5 42.7 ≥ 3” ≤ 4” OD +.110” Imperial: HOLLOW 6 2 39.8 130.7 87.8 1 ID –.125” 2 ⁄ 2 36.7 120.4 80.9 > 4” ≤ 51 ⁄ ” OD +.130” 2 11 ⁄ 3 ⁄ 4 1.6 5.1 3.4 3 34.4 113.0 75.9 4 1 ID –.145” 1 3 ⁄ 2 30.9 101.3 68.0 1 ⁄ 2 3 ⁄ 4 2.4 7.8 5.3 1 4 26.7 87.7 58.9 > 5” ≤ 6 ⁄ 2” OD +.170” 1 2.0 6.4 4.3 1 3 4 ⁄ 2 21.2 69.6 46.7 ID –.150” 1 ⁄ 4 1 2.9 9.7 6.5 1 1 5 16.7 54.9 36.9 > 6 ⁄ 2” ≤ 8” OD +.190” 1 ⁄ 4 2.4 7.7 5.2 ID –.200” 2 3 ⁄ 4 4.5 14.7 9.9 > 8” ≤ 20” Tolerances on request 1 4.1 13.3 9.0 1 (Note: allowances are approximate) 1 ⁄ 4 3.5 11.4 7.7 1 1 ⁄ 2 2.8 9.1 6.1 AB2 – Stock Sizes and Weights 1 Material Specification 2 ⁄ 4 1 5.3 17.5 11.7 Imperial: SOLID 1 1 ⁄ 4 4.7 15.6 10.5 1 UNS 1 ⁄ 2 4.0 13.2 8.9 O/D I/D kg/ft kg/m lb/ft 3 BS1400 C95400 AB2 1 ⁄ 4 3.2 10.4 7.0 1 3⁄4 0.79 2.6 0.36 Australia AS C95400 C95810 2 ⁄ 2 1 6.7 22.1 14.8 11 ⁄ 6.2 20.2 13.6 Germany DIN CuAl11Fe4 CuAl10Ni 4 1 1.4 4.4 0.64 1 1 1 ⁄ 2 5.4 17.8 12.0 1 ⁄ 4 2.1 6.7 1.0 Italy UNI 5274 5275* 3 1 1 ⁄ 4 4.6 15.0 10.1 1 ⁄ 2 2.9 9.5 1.4 2 3.6 11.7 7.9 2 5.1 10.5 2.4 Nominal Chemical Analysis % 23 ⁄ 11 ⁄ 7.7 25.3 17.0 4 4 21 ⁄ 7.8 26.5 3.6 11 ⁄ 7.0 22.9 15.4 2 C95400 AB2 2 3 3 2 ⁄ 4 9.4 30.7 4.3 1 ⁄ 4 6.1 20.1 13.5 1 Copper 85 82 2 5.1 16.8 11.3 3 ⁄ 2 15.3 50.1 7.0 21 ⁄ 4.0 13.0 8.7 Aluminium 11 9.5 4 6 44.1 144.5 20.0 Iron 4 4.0 3 1 10.0 32.7 22.0 Nickel - 4.5 1 1 ⁄ 4 9.4 30.8 20.7 1 Imperial: HOLLOW 1 ⁄ 2 8.7 28.5 19.1 3 Mechanical Properties 1 ⁄ 4 7.8 25.6 17.2 1 1 2 6.8 22.3 15.0 2 ⁄ 2 1 ⁄ 4 6.3 20.6 2.9 C95400 AB2 1 1 2 ⁄ 4 5.7 18.6 12.5 3 ⁄ 2 1 14.4 47.1 6.4 1 Tensile (typical) 95Ksi 100Ksi 2 ⁄ 2 4.4 14.3 9.6 41 ⁄ 11 ⁄ 20.3 66.4 9.2 31 ⁄ 11 ⁄ 10.8 35.5 23.8 4 2 (655Mpa) (690Mpa) 4 2 41 ⁄ 2 18.4 60.1 8.4 13 ⁄ 9.9 32.6 21.9 4 Yield (typical) 35Ksi 38Ksi 4 3 4 ⁄ 4 1 27.0 88.6 12.3 (240Mpa) (260Mpa) 2 8.9 29.3 19.7 1 Elongation (typical) 15% 18% 2 ⁄ 4 7.8 25.6 17.2 5 2 26.7 87.6 12.1 1 5 3 21.1 69.3 9.6 Hardness (typical) 180BHN 170BHN 2 ⁄ 2 6.5 21.3 14.3 1 1 3 3 ⁄ 2 1 14.0 45.9 30.9 5 ⁄ 2 1 ⁄ 8 35.3 115.8 18.0 1 1 ⁄ 2 12.8 42.0 28.2 1 Standard Lengths – C954/AB2 6 2 ⁄ 2 37.4 122.7 17.0 2 10.9 35.9 24.1 6 3 34.3 112.6 15.6 1 ≤ 6” diameter: 12ft 2 ⁄ 2 8.5 27.9 18.7 3 5.5 18.0 12.1 > 6” diameter: Length on request Note: Sizes over 6”OD and up to and including 33 ⁄ 11 ⁄ 15.0 49.1 33.0 (Bars may be cut to order) 4 2 20”OD are centrifugally cast in 40’ lengths.