Taw qhia Ntawm Q355 Steel Phaj
Q355 steel phaj yog ib hom thiab dav siv tsawg alloy siab zog steel phaj.
Sib txawv Steel Qib Q355 Steel Phaj
Raws li qhov sib txawv ntawm qhov ntsuas kub, Q355 steel phaj tuaj yeem muab faib ua cov qib hauv qab no.
| Q355A | Q355 Qib A steel phaj tsis tas yuav muaj kev cuam tshuam. |
| Q355B | Q355 Qib B steel phaj yog raug cuam tshuam ntawm 20 degree. |
| Q355C | Q355 Qib C steel phaj yuav tsum muaj kev ntsuas cuam tshuam hauv qhov chaw qis qis ntawm 0 degree . |
| Q355D | Qhov "D" txhais tau tias qhov ntsuas kub ntawm qhov ntsuas qhov cuam tshuam yog -20 degree . |
| Q355E | Q355 Qib E steel phaj yog raug rau kev ntsuam xyuas ntawm qhov kub thiab txias ({1}} degree ). |
Nrog rau kev txhim kho qib, daim ntawv thov ntau yam ntawm Q355 steel phaj kuj tau hloov. Piv txwv li, Q355E steel phaj yog haum rau steel qauv nyob rau hauv qhov chaw txias dua li Q355A.
Siv Q355 Cov Qauv Hlau Phaj
1. Kev tsim kho choj
2. Chaw ntau pob
3. Lub dav hlau Terminal
4. Cov khoom siv hlau hnyav
5. Cov khoom siv mining
6. Cua zog ntauwd
7. Kev tsim khoom nkoj
8. Offshore steel platform
9. Chaw nres tsheb ciav hlau
Yav Tom Ntej Trend Ntawm Q355 Hlau Phaj Hauv Cov Qauv Hlau
Raws li kev siv tseem ceeb ntawm Q355 cov qauv steel phaj tau hais ua ntej, hom no muaj zog qis alloy steel phaj yog cov khoom siv zoo tshaj plaws ntawm cov qauv hlau.
1. Nrog rau kev txhim kho ntawm kev tiv thaiv ib puag ncig, cov txheej txheem ntau lawm ntawm Q355 steel phaj tuaj yeem tsis tsuas yog txhim kho kev siv hluav taws xob tab sis kuj txo qis emissions kom ua tiav cov khoom ntsuab.
2. Cov txheej txheem tsim khoom tshiab thiab kev siv tshuab tau ua tiav hauv lub zog, toughness thiab lwm yam khoom ntawm Q355 steel phaj, uas kuj ua rau kev ruaj ntseg thiab kev nyab xeeb ntawm steel qauv vaj tse guaranteed.
3. Kev txawj ntse ntau lawm kab yog lub ntsiab ntawm kev tsim khoom niaj hnub. H beam ntse ntau lawm kab thiab Box kem ntse ntau lawm kab tuaj yeem ua Q355 steel daim hlau rau hauv kab teeb thiab kab kom zoo.
Xaus
Q355B steel, raws li ib qho tseem ceeb uas tsis tshua muaj hlau alloy high-strength steel qauv, plays lub luag haujlwm tseem ceeb hauv kev txhim kho kev lag luam niaj hnub no.
Raws li tus kws tshaj lij ntawm Q355 steel daim hlau, peb koom tes nrog ntau lub tshuab steel, xws li BAOWU STEEL GROUP, HBIS GROUP, SHANDONG IRON & STEEL GROUP.
Yog xav paub ntxiv txog Q355 steel phaj, thov koj xav tiv tauj peb.
Chemical Composition (Hot-rolled)
| Qib Steel | C (%) | Si (%) | Mn (%) | P (%) | S (%) |
| Q355B | Tsawg dua lossis sib npaug rau 0.24 | Tsawg dua lossis sib npaug rau 0.55 | Tsawg dua los yog sib npaug rau 1.6 | Tsawg dua lossis sib npaug rau 0.035 | Tsawg dua lossis sib npaug rau 0.035 |
| Q355C | Tsawg dua lossis sib npaug rau 0.20 | Tsawg dua lossis sib npaug rau 0.55 | Tsawg dua los yog sib npaug rau 1.6 | Tsawg dua lossis sib npaug rau 0.030 | Tsawg dua lossis sib npaug rau 0.030 |
| Q355D | Tsawg dua lossis sib npaug rau 0.20 | Tsawg dua lossis sib npaug rau 0.55 | Tsawg dua los yog sib npaug rau 1.6 | Tsawg dua lossis sib npaug rau 0.025 | Tsawg dua lossis sib npaug rau 0.025 |
Mechanical Properties
| Qib Steel | Yield zog (MPa) | Tensile zog (MPa) | Elongation (A%) |
| Q355 B/C/D | 355 | 470-630 | 20 |