Material – EN 1.7706
Standard Specification for Steel Castings for Pressure Purposes; Steel Grades for Use at Room Temperature and Elevated Temperatures
Group - Ferrous Mild Steel Alloys
Sub Group - EN 10213-2 Steel Castings for Pressure Purposes; Steel Grades for Use at Room Temperature and
Elevated Temperatures
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Casting
| Chemical Composition | ||
|---|---|---|
| Carbon | C % | 0.150 - 0.200 |
| Silicon | Si % | 0.600 max. |
| Manganese | Mn % | 0.500 - 0.900 |
| Phosphorus | P % | 0.020 max. |
| Sulphur | S % | 0.015 max. |
| Chromium | Cr % | 1.200 - 1.500 |
| Molybdenum | Mo % | 0.900 - 1.100 |
| Vanadium | V % | 0.200 - 0.300 |
| Tin | Sn % | 0.025 max. |
| Nickel | Ni % | 0.400 max. |
| Copper | Cu % | 0.300 max. |
| Iron | Fe % | Balance |
| - | - | - |
| - | - | - |
| - | - | - |
| Heat Treatment |
|---|
| Normalising or Annealing or Hardening + Tempering |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 590 - 780 |
| Yield Strength in Mpa | 440 min. |
| Elongation in % | 15 min. |
| Reduction of Area in % | - |
| Hardness in BHN | - |
| Impact in Joule | 27 J @ RT |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| 422744 | CSN | Czech Republic | Casting |
| J21610 | UNS | USA | Casting |
| 1.7706 | DIN | Germany | Casting |
| G 17 CrMoV 5-10 | AFNOR NF | France | Casting |
| G 17 CrMoV 5-10 | UNI | Italy | Casting |
| L 17 HMF | PN | Poland | Casting |
| A356 9 | ASTM | USA | Casting |