Gnee steel imatha kupereka mitundu yonse yazitsulo zachitsulo zopangidwa ndi En10025-2 standard, zomwe zimakhala ndi magiredi 4 akuluakulu: S235, S275, S355 ndi S450, palinso zitsulo zinazake zamakina osiyanasiyana.
Mofanana ndi zitsulo wamba structural, mbale zitsulo ndi mapaipi pansi muyezo uwu zimaonekera ndi weldability wabwino, formability, otentha kupanga, ozizira formability, flangeability, mpukutu kupanga, ndi oyenera kuviika zinki ❖ kuyanika otentha.
Scope: En10025-2 ndi muyezo waku Europe womwe umatchula zaukadaulo wotumizira zinthu zathyathyathya komanso zazitali (kuphatikiza mbale zachitsulo ndi mapaipi achitsulo), komanso zotha pang'onopang'ono zomwe zimapangidwa kuti zipititse patsogolo kukonzanso zitsulo zotentha zosakhala aloyi. makalasi ndi makhalidwe.
Ntchito: Mapangidwe a Zitsulo: zigawo za mlatho, zomangira m'mphepete mwa nyanja, Makina opangira magetsi Migodi ndi zida zoyendera dziko lapansi Zida zonyamulira katundu wa Wind tower, ndi zina zotero.
EN 10025-2 Muyezo Wofanana
Steel Standard | Chithunzi cha S235JR | Chithunzi cha S235J0 | Chithunzi cha S235J2 | Chithunzi cha S275JR | S275J0 | Chithunzi cha S275J2 | Chithunzi cha S355JR | Chithunzi cha S355J0 | Chithunzi cha S355J2 | Chithunzi cha S355K2 |
---|---|---|---|---|---|---|---|---|---|---|
Germany | RSt37-2 | Mtengo wa 37-3U | - | Chithunzi cha 44-2 | St44-3/3U | - | - | Mtengo wa 52-3U | Chithunzi cha 52-3N | Chithunzi cha 52-3N |
Japan | Chithunzi cha SM400A Chithunzi cha SS400 |
Mtengo wa SM400B | - | Chithunzi cha SS400 | - | - | Mtengo wa SM490A Chithunzi cha SS490 |
Chithunzi cha SS490B | Mtengo wa SS490YA | Mtengo wa SS490YA |
China | Q235A Q235B Q235D |
Q235C | Q235D | Q275Z | Q275 | Q275 | Q345C | 16Mn | Q345D | Q345D |
USA | - | - | A36 | A529 | - | - | A572 | - | A656 | A656 |
EN10025-2 Mapangidwe a Chemical:
EN 10025 | C(zochuluka) | Si max | Mn% max | P max | S% max | Ku% max | N% max | ||
---|---|---|---|---|---|---|---|---|---|
t≤16 | 16 | t>40 | |||||||
Chithunzi cha S235JR | 0.17 | 0.17 | 0.20 | - | 1.40 | 0.035 | 0.035 | 0.55 | 0.012 |
Chithunzi cha S235J0 | 0.17 | 0.17 | 0.17 | - | 1.40 | 0.030 | 0.030 | 0.55 | 0.012 |
Chithunzi cha S235J2 | 0.17 | 0.17 | 0.17 | - | 1.40 | 0.025 | 0.025 | 0.55 | - |
Chithunzi cha 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 |
Chithunzi cha S275J2 | 0.18 | 0.18 | 0.18 | - | 1.50 | 0.025 | 0.025 | 0.55 | - |
Chithunzi cha S355JR | 0.24 | 0.24 | 0.24 | 0.55 | 1.60 | 0.035 | 0.035 | 0.55 | 0.012 |
Chithunzi cha S355J0 | 0.20 | 0.20 | 0.22 | 0.55 | 1.60 | 0.030 | 0.030 | 0.55 | 0.012 |
Chithunzi cha S355J2 | 0.20 | 0.20 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | 0.55 | - |
Chithunzi cha S355K2 | 0.20 | 0.20 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | 0.55 | - |
Chithunzi cha S450J0l | 0.20 | 0.20 | 0.22 | 0.55 | 1.70 | 0.030 | 0.030 | 0.55 | 0.025 |