ST52 ST52-3 S355JR S355J0 Padet aci baja babak bar
St52 milik baja low-alloy-kakuatan tinggi, pakait jeung Cina naon bahan st52 sarua Q345B, atawa 16mn na Q345D.Kelas baja sarua nyaeta ST52-3 S355JR S355J0.
Bar baja geus dipaké dina sagala rupa wewengkon, kayaning aviation, aerospace, navigasi, énergi nuklir, industri kimia, informasi éléktronik, pabrik mesin, pétrokimia, otomotif, alat jeung méteran, Komunikasi, transportasi, sarta instrumen médis, jsb.
Kelas baja sarua
| AS | Basa Jepang | Gemany | Inggris | Perancis | Internasional | Cina |
| ASTM&AISI&SAE | JIS | EN DIN | EN BS | EN NF | ISO | GB |
| Kelas 50 | SPFC 590 | S355JR 1.0060 St52-3 | S355JR 1.0060 | S355JR 1.0060 | ------ | Q345 |
Spésifikasi
| Nagara | Cina | Jepang | Jérman | AS | UK |
| Standar | GB/T 699 | JIS G4051 | DIN (W-Nr.) | AISI/ASTM | EN / BS |
| EN 10083-2 | ASTM A20 | ||||
| Kelas | Q355/Q345 | / | S355 / ST52-3 / 1.1170 | / | EN14/150M19 |
Komposisi Kimia (%)
| Bahan | ST52 ST52-3 S355JR S355J0 | ||
| Komposisi Kimia | Sipat Mékanis (Dina Quenched & Tempered State) | ||
| C | ≤0.20 | Kakuatan tegangan (MPA) | 470-630 |
| Si | ≤0.55 | kakuatan ngahasilkeun (MPA) | ≥345 |
| Mn | 1.00-1.60 | Dampak (J)(20,0 °C) | ≥34 |
| P | ≤0,040 | Elongation (δ5/%) | ≥21 |
| V | 0.02-0.15 | Teu karasa | --- |
| S | ≤0,050 | ||
| Nb | 0.015-0.06 | ||
| Ti | 0.02-0.20 | ||
| Al | ≥0,015 | ||
kaayaan pangiriman
Pikeun panas ngajalin atawa panas digulung bar, biasana kaayaan pangiriman panas ngajalin atawa digulung, annealed, dihurungkeun kasar.
Pikeun piring tempa panas, biasana kaayaan pangiriman panas ngajalin, annealed, permukaan giling.
Pikeun piring digulung panas, biasana kaayaan pangiriman panas digulung, annealed, beungeut hideung.
Produk Utama lianna tina baja
|
Alloy 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 |
|
Pakakas Baja | 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 |
|
Bantalan Baja | Gcr4 | GCr15 | 52100 | SUJ1 | SUJ2 | 100Cr6 | 1.2067 |
|
| 55C | 8620H | 4320H | 9310 | 440C | M50 | 9310H |
|
Baja Karbon | 1045 | 1035 | 1020 | Q235 | A36 | ASTM A36 | SS400 |
|
| S45C | S35C | S20C | SS41 | St37-2 | 1.0402 | S235JR |
