Through hardening steels
819AW
Spécifications
EU
35NiCrMo16
AIR
E35NCD16H
Composition
C
0.38
Ni
4
Cr
1.75
Mo
0.5
Applications
• Aerospace parts subjected to high fatigue stresses.
• Heavily stressed mechanical parts.
Characteristics
• Good mechanical properties in the longitudinal and transverse directions.
• Excellent hardenability.
• Good dimensional stability.
Mechanical properties
| Heat treatment |
UTS (N/mm²) |
0,2% YS (N/mm²) |
A (%) |
KCU (J/cm²) |
|---|---|---|---|---|
| T + F + Rv 200°C | 1900 | 1500 | 10 | 50 |
| T + Rv 650°C | 1050 | 900 | 18 | 110 |
Key to heat treatment symbols
| Solution treated | H | Annealed | R |
|---|---|---|---|
| Thermo-mechanical treatment | TM | Quenched and tempered | T+RV |
| Sub-zero treatment | F | Solution treated and aged | H+V |