Products
C27451
DZR No Lead Brass
To further complement its EcoStream™ family of alloys, Mueller Brass Company has developed a dezincification resistant version of its C27450 Lead Free Brass Alloy. Through a patented process, this new alloy, C27451, is specifically designed for machined or forged parts requiring compliance to both lead free and dezincification resistance criteria adopted by potable water and PEX standards and applications.
Chemistry
| Cu | Pb | Fe | Zn | P | As | Sn | Al | Mn | Ni | Si | Others |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 61.0 - 65.0 | 0.25 MAX | 0.35 MAX | REM | 0.05 - 0.20 | NA | NA | NA | NA | NA | NA | <0.5 |
Shapes & Sizes
| Rounds | Hex | Square | Octagon | Rectangle | Special Shapes |
|---|---|---|---|---|---|
| 0.250" to 3.000" | 0.250" to 3.500" | Consult Mill | Consult Mill | Consult Mill | Consult Mill |
Minimal Mechanical Tolerances
| Tensile Strength (KSI) | Yield Strength (KSI) | Elongation % | Rockwell B Hardness |
|---|---|---|---|
| 55 | 35 | 0.3 | 55 - 75 |
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" |
|---|---|---|---|---|---|---|---|
| D/NA | D/NA | D/NA | D/NA | D/NA | D/NA | D/NA | D/NA |
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" |
|---|---|---|---|---|---|---|---|
| D/NA | D/NA | D/NA | D/NA | D/NA | D/NA | D/NA | D/NA |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 75 - 750 | 0.008 - 0.015 | 5 - 15 | 5 - 15 | 50 - 125 (w/HSS) / 150 - 300 (w/Carbide) | D/NA | D/NA | 12 - 20 | 200 - 400 | D/NA | 5 - 15 | 5 - 15 | D/NA | D/NA | D/NA | D/NA | 40 - 50 | D/NA | 5 - 15 | D/NA |
Specifications. Equal.
| Option 1 | Option 2 | Option 3 | Option 4 | Option 5 | Option 6 | Option 7 |
|---|---|---|---|---|---|---|
Workability
| Cold Working Capacity | Thread Rolling | Cold Heading | Hot Working Capacity | Machinability Rating |
|---|---|---|---|---|
| Excellent | Excellent | Excellent | Excellent | 70 |
Applications / Markets
| Transportation | Plumbing | Defense | Refrigeration | Medical | Industrial | Builder's Hardware | Architecture | Marine |
|---|---|---|---|---|---|---|---|---|
| Potable Water Components, Fixtures |