Khoom Description
Chemical Composition thiab Mechanical Properties of Q345 Steel
1. Cov tshuaj muaj pes tsawg leeg ntawm Q345 muaj nyob rau hauv cov lus hauv qab no (%)
| Element | Cov ntsiab lus |
| C | Tsawg dua lossis sib npaug rau 0.2 |
| Mn | 1.0-1.6 |
| Si | Tsawg dua lossis sib npaug rau 0.55 |
| P | Tsawg dua lossis sib npaug rau 0.035 |
| S | Tsawg dua lossis sib npaug rau 0.035 |
| Al | Ntau dua lossis sib npaug rau 0.015 |
| V | 0.02-0.15 |
| Nb | 0.015-0.06 |
| Ti | 0.02-0.2 |
Cov ntaub ntawv dav dav
Mos structural steel yooj yim rau weld thiab khoov.
Variants haum rau kub dip zinc txheej raws li kev faib tawm hauv Table 1 EN 10025-2:2004: Chav Kawm 1: Si max 0,03 0% thiab Si + 2,5 P max 0,090%. Chav Kawm 2: Si max 0,035%. Chav Kawm 3 Si 0,14...0,25% thiab P max 0,035%.
Cov npe zoo sib xws
SS 1312, S235JR, 1.0038, Fe 360 BFN, RST37-2, 40 B, SB1312, IM2191
Kev siv lub kaum sab xis Bar
Angle Bar muaj ntau daim ntawv thov nyob rau hauv ntau yam sectors. Thov saib hauv qab no qee qhov kev siv feem ntau ntawm Angle Bar.
Cov choj
Lub kaum sab xis yog siv los muab kev txhawb nqa thiab kev ruaj ntseg hauv cov qauv choj. Lawv tuaj yeem muab tso rau ntsug los tsim ib qho kev tiv thaiv ntawm tus choj ob sab, ua kom cov neeg taug kev thiab kev nyab xeeb ntawm lub tsheb.
Fabrication
Lub kaum sab xis yog siv nyob rau hauv fabrication thiab tsim sectors los tsim ntau yam ntawm cov khoom thiab cov qauv. Lawv tuaj yeem raug txiav, welded, lossis bolted ua ke los tsim cov brackets thiab kev txhawb nqa rau ntau yam kev siv.
Framing thiab reinforcement
Lub kaum sab xis yog siv los ua thav duab rau lub qhov rooj, qhov rais, thiab muab faib.
Khoom Paub meej
| Khoom npe | Q345 S235JR lub kaum sab xis steel |
| Ntev | Raws li koj xav tau |
| Txuj | ASTM / GB / JIS / EN ect. |
| Lub sij hawm xa tuaj | Raws li koj qhov ntau |
| Cov nqe lus them nqi | FOB / CIF / EXW / DDP |
| Keeb kwm | Tuam Tshoj |
| Qauv | Yog lawm |
| Ua siab ntev | ±0.3 |
| Ntim | Packed nrog steel siv nruj nreem, nyob rau hauv bundles |
neeg tuaj xyuas
GNEE GROUP tau mob siab ua kom lub ntiaj teb zoo dua los ntawm kev sib txuas cov kev xav tau ntawm tib neeg. Gnee yog tus thawj coj thiab kev lag luam ntawm kev lag luam ntshuam thiab xa tawm cov khoom lag luam steel, tshuab decoiler, dabtsi yog khoov tshuab, laser txiav tshuab, hnab looj tes tiv thaiv, Ribbon, ntawv thawv thiab lwm yam. , thiab muab kev pabcuam zoo tshaj plaws rau cov neeg siv khoom thoob plaws ntiaj teb.
Cim npe nrov: Q345 s235jr lub kaum sab xis steel, Tuam Tshoj q345 s235jr lub kaum sab xis steel manufacturers, lwm tus neeg, Hoobkas