Baja Gnee bisa nyuplai kabeh jinis piring baja struktural sing diprodhuksi dening standar En10025-2, sing utamane kalebu 4 kelas utama: S235, S275, S355 lan S450, uga ana kelas baja sing luwih spesifik kanggo sifat mekanik sing beda.
Kaya baja struktural umum, piring baja lan pipa ing standar iki ditampilake kanthi weldability apik, formability, hot formability, cold formability, flangeability, roll forming, lan cocok kanggo lapisan seng dip panas.
Lingkup: En10025-2 minangka standar Eropa sing nemtokake kondisi pangiriman teknis kanggo produk sing rata lan dawa (kalebu piring baja lan pipa baja), lan produk setengah rampung sing diprodhuksi kanggo proses luwih lanjut saka baja kualitas non-alloy sing digulung panas ing seri biji lan kuwalitas.
Aplikasi: Struktur Baja: komponen jembatan, struktur lepas pantai, Pembangkit listrik Pertambangan lan peralatan obah bumi Peralatan penanganan beban Komponen menara angin, lsp.
Standar sing padha karo EN10025-2:
| Baja Standar | S235JR | S235J0 | S235J2 | S275JR | S275J0 | S275J2 | S355JR | S355J0 | S355J2 | S355K2 |
|---|---|---|---|---|---|---|---|---|---|---|
| Jerman | RSt37-2 | St37-3U | - | St 44-2 | St44-3/3U | - | - | St52-3U | St52-3N | St52-3N |
| Jepang | SM400A SS400 |
SM400B | - | SS400 | - | - | SM490A SS490 |
SS490B | SS490YA | SS490YA |
| Cina | Q235A Q235B Q235D |
Q235C | Q235D | Q275Z | Q275 | Q275 | Q345C | 16 Mn | Q345D | Q345D |
| USA | - | - | A36 | A529 | - | - | A572 | - | A656 | A656 |
EN10025-2 Komposisi Kimia:
| EN 10025 | C (maks) | Iki max | Mn% maks | P maks | S% maks | Cu% maks | N% maks | ||
|---|---|---|---|---|---|---|---|---|---|
| t≤16 | 16| t>40 |
| |||||||
| S235JR | 0.17 | 0.17 | 0.20 | - | 1.40 | 0.035 | 0.035 | 0.55 | 0.012 |
| S235J0 | 0.17 | 0.17 | 0.17 | - | 1.40 | 0.030 | 0.030 | 0.55 | 0.012 |
| S235J2 | 0.17 | 0.17 | 0.17 | - | 1.40 | 0.025 | 0.025 | 0.55 | - |
| S275JR | 0.21 | 0.21 | 0.22 | - | 1.50 | 0.035 | 0.035 | 0.55 | 0.012 |
| S275J0 | 0.18 | 0.18 | 0.18 | - | 1.50 | 0.030 | 0.030 | 0.55 | 0.012 |
| S275J2 | 0.18 | 0.18 | 0.18 | - | 1.50 | 0.025 | 0.025 | 0.55 | - |
| S355JR | 0.24 | 0.24 | 0.24 | 0.55 | 1.60 | 0.035 | 0.035 | 0.55 | 0.012 |
| S355J0 | 0.20 | 0.20 | 0.22 | 0.55 | 1.60 | 0.030 | 0.030 | 0.55 | 0.012 |
| S355J2 | 0.20 | 0.20 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | 0.55 | - |
| S355K2 | 0.20 | 0.20 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | 0.55 | - |
| S450J0l | 0.20 | 0.20 | 0.22 | 0.55 | 1.70 | 0.030 | 0.030 | 0.55 | 0.025 |