Q235 channel hlautuaj yeem siv rau ntau lub hom phiaj, xws li kev tsim kho cov nroj tsuag, kev lag luam vaj tse, vaj tsev nyob, thiab lwm yam. Nws cov qauv tshwj xeeb ua rau nws yog ib qho khoom siv zoo tshaj plaws rau kev tsim vaj tsev, muab cov vaj tse zoo dua ruaj khov thiab lub zog ntawm cov qauv.
A235A channel steel tshuaj muaj pes tsawg leeg
| Chemical Composition (kub tsom xam), %, Tsawg dua los yog sib npaug | |||||||
| Qib Steel | Qib Qib | C | Si | Mn | P | S | Txoj Kev Deoxidation |
| Q235 | Q235A | 0.22 | 0.35 | 1.40 | 0.045 | 0.050 | Rimmed / Tua |
| Q235B | 0.20 | 0.35 | 1.40 | 0.045 | 0.045 | Rimmed / Tua | |
| Q235C | 0.17 | 0.35 | 1.40 | 0.040 | 0.040 | Tua | |
| Q235D | 0.17 | 0.35 | 1.40 | 0.035 | 0.035 | Exceptionally tua | |
q235A channel beam lub cev muaj zog
| Lub cev muaj zog | |
| Qhov ceev, g / cm3 | 7.85 |
| Melting point, degree | ib 1493 |
| Lub peev xwm kub tshwj xeeb, J / (Kg·K) | 470 ntawm 20 degree |
| Hluav taws xob tiv taus, μΩ·m | Txog 0.15 (20 degree) |
| Elastic Modulus, GPa (kN/mm2) | 200 |
| Thermal conductivity, (W / m · K) | 53-49 (0-100 degree) |
| Coefficient ntawm thermal expansion, (10-6 / K) | 11.3-11.6 (20 degree) |
| Young's modulus, GPa (kN/mm2) | 200 |
| Poisson tus ratio | 0.24-0.28 |
Q235A Channel beam mechanical zog
| Yield zog (MPa, Ntau dua lossis sib npaug); Thickness los yog Dia. (d) mm | Tensile zog (MPa) | ||||||
| Qib Steel | Zoo | d Tsawg dua los yog sib npaug rau 16 | 16< d ≤40 | 40< d ≤100 | 100< d ≤150 | 150< d ≤200 | d Tsawg dua lossis sib npaug li 100 |
| Q235 | Q235A | 235 | 225 | 215 | 195 | 185 | 370-500 |
| Q235B | |||||||
| Q235C | |||||||
| Q235D | |||||||
FAQ
Q: Koj lub sijhawm xa khoom ntev npaum li cas?
A: Cov khoom sib txawv muaj lub sijhawm xa khoom sib txawv.Cov khoom yuav raug xa sai li sai tau raws li qhov kev lees paub zoo. Feem ntau lub sijhawm xa khoom yog nyob rau hauv 5 hnub tom qab peb tau txais koj cov nyiaj tso cia.
Q: Vim li cas thiaj xaiv peb?
A: Peb yog ib lub tuam txhab hlau thiab hlau sib koom ua ke kev lag luam thiab kev lag luam, Peb lub tuam txhab tau ua lag luam steel rau ntau tshaj kaum xyoo, peb muaj kev paub dhau los, kev tshaj lij, thiab peb tuaj yeem muab ntau yam khoom siv hlau zoo rau peb cov neeg siv khoom.
Cim npe nrov: q235a channel steel, Tuam Tshoj q235a channel steel manufacturers, lwm tus neeg, Hoobkas