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Rod & Bar - Typical Mechanical Properties

Alloy # Alloy Description

Nominal Composition Percent

Tensile Strength
M Lbs. Per
Sq. In.
Yield Strength @ 0.50% Extension Under Load M Lbs. Per Sq. In. Elongation In 2 In. (Per Cent) Rockwell Hardness Coefficient Thermal Expansion - Per F from 77F - 572F x10-6 Thermal Conductivity BTU/Sq. Ft./Ft/HR F@68F Electric Conductivity %IAC @68F Soft Machinability Rating (approximate) Cold Working Hot Working Hot Working Range F ASTM Spec.
Density Copper Zinc Lead Tin Other Hard Soft Hard Soft Hard Soft Hard Soft
101 Oxygen Free Copper - Electronic 0.323 99.99         48 32 44 10 16 55 B47 F40 9.8 226 101 20 E E 1400-1600 B133, B187
102 Oxygen Free Copper 0.323 99.95         48 32 44 10 16 55 B47 F40 9.8 226 101 20 E E 1400-1600 B133, B187
103 Oxygen Free Ext. Low Phosphorus Copper 0.323 99.95 P.003       48 32 44 10 16 55 B47 F40 9.8 226 101 20 E E 1400-1600 B133, B187
110 Electrolytic Tough Pitch Copper 0.323 99.90         48 32 44 10 16 55 B47 F40 9.8 226 101 20 E E 1400-1600 B124, B133, B187
122 Deoxidized High Phosphorus Copper 0.323 99.90 P.03       48 32 44 10 16 55 B47 F40 9.8 196 85 20 E E 1400-1600 B133
145 Tellurium Copper 0.323 99.49 P.01 Te.50     48 32 40 10 12 45 B50 F45 9.8 215 95 90 G G 1400-1600 B124, B301
220 Commercial Bronze, 90% 0.318 90.0 10.0       45 40     25 50 B42 F55 10.2 109 44 20 E G 1400-1600
226 Jewelry Bronze, 87% 0.317 87.0 13.0       47 40 35 13 26 49     10.3 100 40 30 E G 1400-1650
230 Red Brass, 85% 0.316 85.0 15.0       49 41     25 48     10.4 92 37 30 E G 1450-1650
240 Low Brass, 80% 0.313 80.0 20.0       62 46     27 50     10.6 81 32 30 E F 1500-1650
260 Cartridge Brass, 70% 0.308 70.0 30.0       70 48 52 16 30 65 B80 F65 11.1 70 28 30 E F 1350-1550
270 Yellow Brass, 65% 0.306 65.0 35.0       55 48 40 16 48 65 B55 F65 11.3 67 27 30 E P    
314 Leaded Commercial Bronze 0.319 89.0 9.0 2.0     55 37 50 12 14 45 B61 F55 10.2 104 42 80 G P   B140
320 Leaded Red Brass 0.316 85.0 13.2 1.8     53 40 42 14 20 45 B55 F65 10.4 90 36 80 P P   B140
335 Low Leaded Brass, 64.75% 0.306 64.75 34.9 0.35     58 48 45 20 34 60 B71 F70 11.3 67 27 50 E P   B453
344 Low Leaded Brass, 63.5% 0.306 63.5 35.7 0.8     55 48 48 20 22 50     11.6 71 28 60 E F 1300-1500
345 High Leaded Brass, 63% 0.306 63.0 35.5 2.0     55 45 42 15 30 55 B75 F65 11.3 67 26 90 F P   B453
353 High Leaded Brass, 62% 0.306 62.5 35.5 2.0     55 45 42 15 30 55 B75 F65 11.3 67 26 90 F P   B453-81
356 Extra High Leaded Brass 0.307 61.8 35.9 2.3     58 47 45 17 25 55 B75 F65 11.4 67 26 100 P F 1300-1450 B453
360 Free Cutting Brass 0.307 61.0 35.7 3.3     58 48 45 18 25 53 B78 F68 11.4 67 26 100 P F 1300-1450 B16
377 Forging Brass 0.305 58.8 39.3 1.9       52   20   45   F78 11.5 69 27 80 P E 1200-1500 B124
464 Naval Brass 0.304 61.0 38.25   0.75   75 57 53 25 20 47 B82 B55 11.8 67 26 30 F G 1200-1500 B21, B124
485 Naval Brass High Leaded 0.305 60.5 36.9 1.8 0.8   75 57 53 25 15 40 B78 B55 11.8 67 26 70 P   1200-1400 B21, B124
634 Aluminum Silicon Bronze 634 0.308 96.75 Si .35 Al 2.9     75 40     15 55     9.4 40 15 30 E G 1300-1600
642 Duronze #3 0.278 91.1 Si 1.9 Al 6.9 As .08     90   50   30   B85 9.2 20 7 60 P E 1300-1600 B124, B150
651 Duronze #5 0.316 98.15 Si 1.85       70 40 55 15 15 50 B80 F55 9.9 33 12 30 E E 1300-1600 B98
655 Duronze Silicon Maganese Bronze 0.308 95.9 Si 3.0 Mn 1.1     92 58 55 22 22 60 B90 B60 10.0 21 7 30 E E 1300-1600 B98
673 Leaded Silicon Maganese Bronze 0.292 62.25 33.65 0.6 Si 1.0 Mn 2.5 70 62 60   16   B80                  
694 Silicon Red Brass 0.296 82.5 13.3 0.25 Si 3.75 Mn 0.2 85 72 42   25   B85       13 60 P E   B371
697 Leaded Silicon Red Brass 0.300 78.0 18.0 1.0 Si 3.0   100 60     12   B100       8 70 P G    

Alloy Data | Rod and Bar - All Alloys | Wire - All Alloys | Tube, Pipe - All Alloys
Sheet - Brass, Bronze, Copper, and Nickel Silver | Plate | Extrusions | Contact Us | Home Page