Products
C38500
Architectural Bronze Alloy
Mueller Brass C38500 is a wrought copper-zinc-lead alloy (leaded brass) that is suitable for high-speed screw machining applications and moderate thread rolling. Mueller Brass C38500 ia known as an architectural bronze.
Chemistry
| Cu | Pb | Fe | Zn | P | As | Sn | Al | Mn | Ni | Si | Others |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 55.0 - 59.0 | 2.5 - 3.5 | 0.35 MAX | REM | NA | NA | NA | NA | NA | NA | NA | <0.5 |
Shapes & Sizes
| Rounds | Hex | Square | Octagon | Rectangle | Special Shapes |
|---|---|---|---|---|---|
| 0.250" to 4.000" | 0.250" to 3.500" | 0.250" to 3.500" | 0.375" to 2.000" | 0.375" to 2.000" | Consult Mill |
Minimal Mechanical Tolerances
| Tensile Strength (KSI) | Yield Strength (KSI) | Elongation % | Rockwell B Hardness |
|---|---|---|---|
| 60 | 20 | 0.3 | 65 |
Tolerances (Rounds)
| .0250" to 0.375" | 0.375" to 0.500" | 0.500" to 1.000" | 1.000" to 2.000" | 2.000" to 2.500" | 2.500" to 3.000" | 3.000" to 3.500" | 3.500" to 4.000" |
|---|---|---|---|---|---|---|---|
| +/-0.0015 | +/-0.0015 | +/-0.0020 | +/-0.0025 | +/-0.0030 | +/-0.0035 | +/-0.0045 | +/-0.0050 |
Tolerances (Hex)
| .0250" to 0.375" | 0.375" to 0.500" | 0.500" to 1.000" | 1.000" to 2.000" | 2.000" to 2.500" | 2.500" to 3.000" | 3.000" to 3.500" | 3.500" to 4.000" |
|---|---|---|---|---|---|---|---|
| +/-0.0030 | +/-0.0030 | +/-0.0040 | +/-0.0050 | +/-0.0060 | +/-0.0075 | +/-0.0090 | +/-0.0100 |
Machinability
| Lathe Speed | Lathe Feed | Lathe Back Rack Angle | Lathe Clearance Angle | Drill Speed | Drill Feed | Drill Back Rack Angle | Drill Clearance Angle | Milling Cutters Speed | Milling Cutters Feed | Milling Cutters Back Rack Angle | Milling Cutters Clearance Angle | Form Tools Speed | Form Tools Feed | Form Tools Back Rack Angle | Form Tools Clearance Angle | Taps Speed | Tap Feed | Tap Back Rack Angle | Tap Clearance Angle |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 300 ~ 1000 | 0.002 ~ 0.015 | 0 ~ 5 | 6 | 301 ~ 1000 | 0.003 ~ 0.020 | 0 | 12 ~15 | 200 ~ 500 | 0.015 ~ 0.030 | 0 ~ 3 | 5 ~ 10 | 300 ~ 1000 | 0.001 ~ 0.003 | 7 ~ 12 | 7 ~ 12 | 100 ~ 200 (lineal) | NA | 2 ~ 4 | NA |
Specifications. Equal.
| Option 1 | Option 2 | Option 3 | Option 4 | Option 5 | Option 6 | Option 7 |
|---|---|---|---|---|---|---|
| UNS No/ C38500 | ASTM B455 |
Workability
| Cold Working Capacity | Thread Rolling | Cold Heading | Hot Working Capacity | Machinability Rating |
|---|---|---|---|---|
| Poor | Moderate | NA | Excellent | NA |
Applications / Markets
| Transportation | Plumbing | Defense | Refrigeration | Medical | Industrial | Builder's Hardware | Architecture | Marine |
|---|---|---|---|---|---|---|---|---|
| Gun Sights | Forgings, Gauges, Press Brake Ram Clamps, Valves, Builder's Hardware, Architectural Forgings |