Material – EN X 5 CrNiCuNb 16-4
Standard Specification for Open Die Steel Forgings for General Engineering Purposes
Group - Ferrous Stainless Steel Alloys
Sub Group - EN X 5 CrNiCuNb 16-4 Open Die Steel Forgings for General Engineering Purposes
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Forging
| Chemical Composition | ||
|---|---|---|
| Carbon | C % | 0.070 max. |
| Silicon | Si % | 0.700 max. |
| Manganese | Mn % | 1.500 max. |
| Phosphorus | P % | 0.040 max. |
| Sulphur | S % | 0.030 max. |
| Chromium | Cr % | 15.000 - 17.000 |
| Nickel | Ni % | 3.000 - 5.000 |
| Molybdenum | Mo % | 0.600 max. |
| Copper | Cu % | 3.000 - 5.000 |
| Niobium | Nb % | 0.450 max. |
| Iron | Fe % | Balance |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| Heat Treatment |
|---|
| Normalising or Annealing or Hardening + Tempering |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 800 - 1275 |
| Yield Strength in Mpa | 520 min. |
| Elongation in % | 3 min. |
| Reduction of Area in % | - |
| Hardness in HB | 360 max. |
| Impact in Joule | 15 J @ RT |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| SA747 CB7Cu-1 | ASME | USA | Casting |
| 17-4PH | SAE | USA | Steel |
| Z 7 CNU 17-04 | AFNOR NF | France | Steel |
| 5622 | AMS | USA | Bar, Wire, Tube and Forging |
| X 5 CrNiCuNb 16-4 | DIN | Germany | Steel |
| J92180 | UNS | USA | Casting |
| A747 Grade CB7Cu-1(H900) ASTM | USA | Casting | |