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SPECIFICATION
DATA
SHEET:
MANGANESE
BRONZE C-675
| BAR
|
TUBE
|
PIPE
|
| PSQ
SHAFT |
WELDING
ROD |
CASTINGS
|
| FORGINGS
|
PLATE
|
FLANGES |
| TG&P
SHAFTS |
SHEET
|
FITTINGS |
Chemical
Composition
(%max., unless shown as range or min.)
| |
Cu(1) |
Al |
Fe |
Pb |
Mn |
Sn |
Zn |
| Min./Max. |
57.0-60.0 |
.25 |
.8-2.0 |
.20 |
.05-.50 |
.50-1.5 |
Rem. |
| Nominal |
58.5 |
- |
1.4 |
- |
.10 |
1.0 |
39.0 |
(1) Cu value includes Ag.
Note: Cu + Sum of Named Elements, 99.5% min.
Applicable Specifications
| Product |
Specification |
| Bar |
ASTM B138
SAE J461, J463 |
| Bar, Forging |
ASTM B124 |
| Bolts |
ASTM F468 |
| Forgings, Die |
ASTM B283
SAE J461, J463 |
| Nuts |
ASTM F467 |
| Rod |
ASTM B138
SAE J461, J463 |
| Rod, Forging |
ASTM B124 |
| Screws |
ASTM F468 |
| Shapes |
ASTM B138
SAE J461, J463 |
| Shapes, Forging |
ASTM B124 |
| Studs |
ASTM F468 |
Common Fabrication Processes
Hot Forging and Pressing, Hot heading and upsetting
Fabrication Properties
| Joining Technique |
Suitability |
| Soldering |
Excellent |
| Brazing |
Excellent |
| Oxyacetylene Welding |
Good |
| Gas Shielded Arc
Welding |
Fair |
| Coated Metal Arc
Welding |
Not Recommended |
| Spot Weld |
Good |
| Seam Weld |
Fair |
| Butt Weld |
Good |
| Capacity for Being
Cold Worked |
Poor |
| Capacity for Being Hot
Formed |
Excellent |
| Forgeability Rating |
80 |
| Machinability Rating |
30 |
Mechanical Properties
(measured at room temperature, 68 F (20 C)
*Fatigue Strength: 100 x 10 6cycles, unless indicated as [N]X 106.
| Temper |
Section
Size |
Cold
Work |
Typ/
Min |
Temp |
Tensile
Strength |
Yield
Strength
(0.5% ext.
under load) |
Yield
Strength
(0.2%
offset) |
Yield
Strength
(0.05%
offset) |
El |
Rockwell
Hardness |
Vickens
Hard. |
Brinell
Hard. |
Shear
Strength |
Fatigue
Strength* |
Izod
Impact
Strength |
|
in. |
% |
|
F |
ksi |
ksi |
ksi |
ksi |
% |
B |
C |
F |
30T |
500 |
500 |
3000 |
ksi |
ksi |
ft-lb |
|
mm. |
|
|
C |
MPa |
MPa |
MPa |
MPa |
|
|
|
|
|
|
|
|
MPa |
MPa |
J |
| Rod |
| H01 |
1 |
10 |
TYP |
68 |
77 |
45 |
- |
- |
23 |
83 |
- |
- |
- |
- |
- |
- |
47 |
- |
0.0 |
|
25.4 |
|
|
20 |
531 |
310 |
- |
- |
23 |
83 |
- |
- |
- |
- |
- |
- |
324 |
- |
0.0 |
| H01 |
2 |
10 |
TYP |
68 |
72 |
42 |
- |
- |
27 |
77 |
- |
- |
- |
- |
- |
- |
44 |
- |
0.0 |
|
51 |
|
|
20 |
496 |
290 |
- |
- |
27 |
77 |
- |
- |
- |
- |
- |
- |
303 |
- |
0.0 |
| H02 |
1 |
20 |
TYP |
68 |
84 |
60 |
- |
- |
19 |
90 |
- |
- |
- |
- |
- |
- |
48 |
- |
0.0 |
|
25.4 |
|
|
20 |
579 |
414 |
- |
- |
19 |
90 |
- |
- |
- |
- |
- |
- |
331 |
- |
0.0 |
| O60 |
1 |
0 |
TYP |
68 |
65 |
30 |
- |
- |
33 |
65 |
- |
- |
- |
- |
- |
- |
42 |
- |
0.0 |
|
25.4 |
|
|
20 |
448 |
207 |
- |
- |
33 |
65 |
- |
- |
- |
- |
- |
- |
290 |
- |
0.0 |
Physical Properties
| |
US Customary |
Metric |
| Melting Point -
Liquidus |
1630 F |
888 C |
| Melting Point -
Solidus |
1590 F |
866 C |
| Density |
0.302 lb/in3
at 68 F |
8.36 gm/cm3
@ 20 C |
| Specific Gravity |
8.36 |
8.36 |
| Electrical Resistivity |
43.2 ohms-cmil/ft @ 68
F |
7.18 microhm-cm @ 20 C |
| Electrical
Conductivity |
24 %IACS @ 68 F |
0.14 MegaSiemens/cm @
20 C |
| Thermal Conductivity |
61.0 Btu · ft/(hr ·
ft2 · oF) at 68F |
105.6 W/m · oK
at 20 C |
| Coefficient of Thermal
Expansion |
11.8 ·10-6
per oF (68-572 F) |
21.2 ·10-6
per oC (20-300 C) |
| Specific Heat Capacity |
0.09 Btu/lb/oF
at 68 F |
376.78 J/kg · oK
at 293 K |
| Modulas of Elasticity
in Tension |
15000 ksi |
103400 MPa |
| Modulus of Rigidity |
5600 ksi |
38610 MPa |
Tempers Most Commonly Used
| Other |
| ROD |
H01, H02, M30, O60
| SHAPES |
M30 |
|
Typical Uses
Automotive
Clutch Disks, Pump Rods, Shafting
Fasteners
Bolts
Industrial
Aircraft Parts, Valve Bodies, Valve Stems, Bushings, Balls
Marine
Hardware
|
