Description
CW511L is a lead-free material designed for applications involving drinking water. It’s suitable for scenarios where water qualities demand dezincification-resistant properties. CW511L can be employed in situations with no high mechanical stresses. This alloy complies with the dezincification-resistant material requirements as per ISO 6509.
Chemical Composition
Mechanical Properties According To EN12164 CW511L (As Per Temper R320)
| Range (mm) |
From |
To |
UTS Min (N/mm²) |
PS Min (N/mm²) |
Elongation Min (%) |
Hardness Min |
Hardness Max |
| Round (Dia) |
6 |
60 |
320 |
200 |
20 |
– |
– |
| Hex (A/F) |
5 |
50 |
320 |
200 |
20 |
– |
– |
| Square (A/F) |
5 |
50 |
320 |
200 |
20 |
– |
– |
| PHYSICAL PROPERTIES |
| Product Property |
Metric |
| Coefficient of Thermal Expansion |
21.7 10 -6 (20-300 C) |
| Density |
8.41 gm/cm3 @ 20 C |
| Electrical Conductivity |
0.164 MegaSiemens/cm @ 20 C |
| Electrical Resistivity |
6.15 microhm-cm @ 20 C |
| Melting Point Liquid US |
904 C |
| Melting Point Solid US |
899 C |
| Modulas of Elasticity in Tension |
103400 MPa |
| Modulas of Rigidity |
38610 MPa |
| Specific Gravity |
8.39 |
| FABRICATION PROPERTIES |
| Joining Technique |
Suitability |
| Brazing |
Excellent |
| Butt Weld |
Good |
| Capacity for Being Cold Worked |
Fair |
| Capacity for Being Hot Formed |
Excellent |
| Coated Metal Arc Welding |
Not Recommended |
| Forgeability Rating |
90 |
| Gas Sheilded Arc Welding |
Fair |
| Machinability rating |
40 |
| Oxyacetylene Welding |
Good |
| Seam Weld |
Not Recommended |
| Soldering |
Excellent |
| Spot Weld |
Good |
