P285QH Slip on Plate Flange EN 10222-4 Steel Slip on Plate Flanges 1.0478
Product Specifications
| Grade: |
P285QH |
| Number: |
1.0478 |
| Classification: |
Non-alloy steel |
| Standard: |
EN 10222-4: 1999 Steel forgings for pressure purposes. Weldable fine-grain steels with high proof strength |
Chemical Composition % - P285QH (1.0478): EN 10222-4-1999
| C |
Si |
Mn |
Ni |
P |
S |
Cr |
Mo |
V |
N |
Nb |
Al |
Cu |
- |
| max 0.18 |
max 0.4 |
0.6 - 1.4 |
max 0.3 |
max 0.025 |
max 0.015 |
max 0.3 |
max 0.08 |
max 0.05 |
max 0.02 |
max 0.03 |
0.02 - 0.06 |
max 0.2 |
Nb+V < 0.05 |
Mechanical Properties - P285QH (1.0478)
Rm - Tensile strength (MPa)
370-510
ReH - Minimum yield strength (MPa)
205-285
KV - Impact energy (J) longitudinal, (+QT)
| +20° |
0° |
-20° |
-40° |
| 63 |
55 |
47 |
34 |
KV - Impact energy (J) transverse, (+QT)
A - Min. elongation at fracture (%)
Longitudinal: 22-24
Transverse: 21-23