Material – DIN EN 12164 CuZn40Mn1Pb1AlFeSn (CW721R)
Standard Specification for Copper and Copper Alloy Rod for Free Machining Purpose
Group - Non Ferrous Copper Alloys
Sub Group - DIN EN 12164 CuZn40Mn1Pb1AlFeSn Copper and Copper Alloy Rod for Free Machining Purpose
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Rod
| Chemical Composition | ||
|---|---|---|
| Aluminium | Al % | 0.300 - 1.300 |
| Iron | Fe % | 0.200 - 1.200 |
| Manganese | Mn % | 0.800 - 1.800 |
| Nickel | Ni % | 0.300 max. |
| Lead | Pb % | 0.800 - 1.600 |
| Tin | Sn % | 0.200 - 1.000 |
| Other | Ot % | 0.300 max. |
| Copper | Cu % | 57.000 - 59.000 |
| Zinc | Zn % | Balance |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| Heat Treatment |
|---|
| As Raw or Solution Heat Treated |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 440 min. |
| Yield Strength in Mpa | 200 min. |
| Elongation in % | 10 min. |
| Reduction of Area in % | - |
| Hardness in HV | 120 min. |
| Impact in Joule | - |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| CuZn40Mn1Pb1AlFeSn | BS | British | Rod |
| CW721R | BS | British | Rod |
| CuZn40Mn1Pb1AlFeSn | PN | Poland | Rod |
| CW721R | PN | Poland | Rod |
| CuZn40Mn1Pb1AlFeSn | SS | Sweden | Rod |
| CW721R | SS | Sweden | Rod |
| CW721R | DIN | Germany | Rod |