Material – EN 1.6783
Standard Specification for Heat Treatable Alloyed NiCrMo Steel
Group - Ferrous Mild Steel Alloys
Sub Group - EN 1.6783 Heat Treatable Alloyed NiCrMo Steel
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Casting
| Chemical Composition | ||
|---|---|---|
| Carbon | C % | 0.220 max. |
| Silicon | Si % | 0.600 max. |
| Manganese | Mn % | 0.500 - 0.800 |
| Phosphorus | P % | 0.025 max. |
| Sulphur | S % | 0.020 max. |
| Chromium | Cr % | 1.350 - 1.850 |
| Nickel | Ni % | 2.500 - 3.500 |
| Molybdenum | Mo % | 0.350 - 0.600 |
| Iron | Fe % | Balance |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| Heat Treatment |
|---|
| Normalising + Tempering or Hardening + Tempering |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 725 - 895 |
| Yield Strength in Mpa | 550 min. |
| Elongation in % | 18 min. |
| Reduction of Area in % | 30 min. |
| Hardness in BHN | - |
| Impact in Joule | 41 J @ -73 ̊C |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| SA-352 Grade LC2-1 | ASME | USA | Casting |
| 1.6783 | DIN | Germany | Casting |
| 20NCD12M | AFNOR NF | France | Casting |
| T15MoCrNi30R | STAS | Romania | Casting |
| J42215 | UNS | USA | Casting |
| J42015 | UNS | USA | Casting |
| A352 LC2-1 | ASTM | USA | Casting |