ST52 ST52-3 S355JR S355J0 hastile ferrum rotundum
St52 pertinet ad mixturam summi roboris ferri, Sinae respondet quid sit materia st52 Q345B, vel 16mn et Q345D aequale.Gradus ferri aequalis est ST52-3 S355JR S355J0.
Sera ferrea in omnibus arearum generibus adhibita sunt, ut aviatio, aerospace, navigatio, energia nuclearis, industria chemica, notitia electronica, machina fabrica, petrochemica, automotiva, instrumentum et metrum, communicatio, transportatio, instrumenta medica, etc.
Aequalis gradus ferro
| USA | Iaponica | Gemany | Britannicus | Gallia | International | Seres |
| ASTM&AISI&SAE | JIS | EN DIN | EN BS | EN NF | ISO | GB |
| Gradus 50 | SPFC 590 | S355JR 1.0060 St52-3 | S355JR 1.0060 | S355JR 1.0060 | ------ | Q345 |
Specification
| Patriam | China | Iaponia | Germania | USA | UK |
| Standard | GB/T 699 | JIS G4051 | DIN (W-Nr.) | AISI/ASTM | LAT / BS |
| EN 10083-2 | ASTM A20 | ||||
| Gradus | Q355/Q345 | / | S355/ST52-3/1.1170 | / | EN14/150M19 |
Chemical Compositio (%)
| Materia | ST52 ST52-3 S355JR S355J0 | ||
| Compositio chemica | Mechanica Properties (in Restincto & Temperata re publica) | ||
| C | ≤0.20 | Roboris distrahentes (MPA) | 470-630 |
| Si | ≤0.55 | Cedant vires (MPA) | ≥345 |
| Mn | 1.00-1.60 | Impact (J)(20.0 °C) | ≥34 |
| P | ≤0.041 | Prolongatio (55/%) | ≥21 |
| V | 0.02-0.15 | duritia | --- |
| S | ≤0.041 | ||
| Nb | 0.015-0.06 | ||
| Ti | 0.02-0.20 | ||
| Al | ≥0.014 | ||
Partus conditio
Nam calidum fictum vel calidum est talea involutum, plerumque partus conditio est calida ficta vel convoluta, subnerata, aspera versa.
Ad laminam calidam fictam, plerumque partus conditio est calida ficta, annealed, molitum.
Ad laminam calidam involutus, plerumque partus conditionis est calidum involutum, ananeum, superficies nigram.
Aliae formae principales de ferro
|
Admisce Steel | 4140 | 4142 | 42CrMo4 | 1.7225 | SCM440 | 4130 | SCM430 |
|
| 34CrNiMo6 | 1.6582 | 4340 | SNCM439 | 36CrNiMo4 | 1.6511 | SACN645 |
|
| SNC236 | 1.7218 | SMn438 | 25CrMo4 | 1340 | SMK22 | SCM421 |
|
Instrumentum Steel | H13 | 1.2344 | SKD61 | D2 | D3 | 1.2379 | 1.2510 |
|
| 01 | SKS3 | SKD1 | 95MnWCr5 | 1.2419 | SKS31 | H21 |
|
| SKD5 | 1.2581 | P20 | 35CrMo7 | 1.2738 | 1.2316 | M2 |
|
Ferens Steel | Gcr4 | GCr15 | 52100 | SUJ1 | SUJ2 | 100Cr6 | 1.2067 |
|
| 55C | 8620H | 4320H | 9310 | 440C | M50 | 9310H |
|
Chalybe | 1045 | 1035 | 1020 | Q235 | A36 | ASTM A36 | SS400 |
|
| S45C | S35C | S20C | SS41 | St37-2 | 1.0402 | S235JR |
