Siab lub nkoj steel P355GH khoomyog qib tsis yog- alloy steel tsim los rau boiler manufacturing thiab siab hlab ntsha fabrication raws li EN 10028-2 tus qauv.
Siab lub nkoj steel P355GH khoom
Nrog rau qhov tsawg kawg nkaus yield zog ntawm 355 MPa (rau thickness Tsawg dua los yog sib npaug rau 16 hli), cov khoom no muaj cov weldability zoo, txhim khu kev qha lub zog, thiab ruaj khov kev ua tau zoo nyob rau hauv siab kub ib puag ncig.
Raws li ib tug kws tshaj lij steel tsum, peb muab siab - zoo P355GH steel daim hlau tsim nyog rau kev thov xws li boilers, siab hlab ntsha, thiab pipelines thauj cov kua kub.
P355GH Khoom siv yog dab tsi?
P355GH yog qib siab ntawm cov hlab ntsha steel tshwj xeeb tsim los siv rau qhov kub siab. Lub npe "P" sawv cev rau lub hom phiaj siab, thaum "355" qhia qhov tsawg kawg nkaus tawm lub zog ntawm 355 MPa.
Cov khoom no feem ntau muab nkag rau hauv cov xwm txheej zoo li qub, ua kom muaj cov qauv ua kom zoo zoo thiab cov khoom siv kho tshuab zoo ib yam. Vim nws cov tshuaj muaj pes tsawg leeg, P355GH steel muab ob qho tib si lub zog thiab zoo weldability, ua rau nws tsim nyog rau fabrication txheej txheem.
Tshuaj muaj pes tsawg leeg ntawm P355GH hlau
Cov tshuaj muaj pes tsawg leeg ntawm P355GH cov ntaub ntawv yog nruj me ntsis tswj kom ntseeg tau tias kev ua tau zoo nyob rau hauv siab - siab thiab siab - qhov kub thiab txias ib puag ncig.
| Element | Cov ntsiab lus (%) |
|---|---|
| C | 0.10 – 0.22 |
| Mn | 1.10 – 1.70 |
| S | Tsawg dua lossis sib npaug li 0.015 |
| N | Tsawg dua lossis sib npaug li 0.012 |
| Cu | Tsawg dua los yog sib npaug li 0.30 |
| Nb | Tsawg dua los yog sib npaug rau 0.020 |
| Ti | Tsawg dua los yog sib npaug li 0.03 |
| Si | Tsawg dua lossis sib npaug li 0.60 |
| P | Tsawg dua lossis sib npaug li 0.025 |
| Al | Ntau dua lossis sib npaug rau 0.020 |
| Cr | Tsawg dua los yog sib npaug li 0.30 |
| Mo | Tsawg dua los yog sib npaug li 0.08 |
| Ni | Tsawg dua los yog sib npaug li 0.30 |
| V | Tsawg dua los yog sib npaug li 0.02 |
Cov ntsiab lus tsis tshua muaj leej faj thiab phosphorus txhim kho ductility thiab txo qhov kev pheej hmoo ntawm kev tawg, thaum alloying ntsiab txhim kho lub zog thiab toughness.
Mechanical Properties ntawm P355GH hlau
P355GH steel muaj kev ua haujlwm zoo heev nyob rau ntau qhov sib txawv, ua kom muaj kev ntseeg siab hauv kev siv siab.
| Thickness (hli) | Yield zog (MPa) | Tensile zog (MPa) | Elongation (%) |
|---|---|---|---|
| Tsawg dua los yog sib npaug li 16 | Ntau dua lossis sib npaug rau 355 | 510 – 650 | Ntau dua lossis sib npaug li 20 |
| 16–40 | Ntau dua lossis sib npaug rau 345 | 510 – 650 | Ntau dua lossis sib npaug li 20 |
| 40–60 | Ntau dua lossis sib npaug rau 335 | 460 – 580 | Ntau dua lossis sib npaug li 20 |
| 60–100 | Ntau dua lossis sib npaug rau 315 | 490 – 630 | Ntau dua lossis sib npaug li 20 |
| 100–150 | Ntau dua lossis sib npaug li 295 | 480 – 630 | Ntau dua lossis sib npaug li 20 |
| 150–250 | Ntau dua lossis sib npaug li 280 | 470 – 630 | Ntau dua lossis sib npaug li 20 |
Impact Toughness
| Kub | Lub zog cuam tshuam (min) |
|---|---|
| -20 degree | 27 J |
| 0 degree | 34 J |
| +20 degree | 40 J |
Cov khoom no xyuas kom meej tias P355GH steel tswj kev ua haujlwm ruaj khov nyob rau hauv ob qho tib si siab thiab kub hloov pauv.
Cov yam ntxwv tseem ceeb ntawm P355GH Khoom
Ib qho ntawm qhov zoo ntawm P355GH steel yog nws cov weldability zoo heev, uas tso cai rau kev ua haujlwm zoo yam tsis muaj kev cuam tshuam kev ua haujlwm. Tsis tas li ntawd, cov khoom muab cov khoom siv kho tshuab ruaj khov ntawm qhov kub siab, ua rau nws tsim nyog rau kev ua haujlwm ntev - lub sijhawm ua haujlwm.
Lwm feature tseem ceeb yog nws versatility. P355GH ua tau zoo nyob thoob plaws ntau qhov tuab thiab qhov chaw ua haujlwm, los ntawm nruab nrab mus rau qhov kub thiab txias.
Kev siv ntawm P355GH Steel
Vim nws cov yam ntxwv ua tau zoo, P355GH cov khoom siv dav siv hauv:
- Boilers thiab cov hlab ntsha siab
- Kub exchangers
- Cov kav dej thauj cov kua dej kub
- Petrochemical khoom
- Fais fab nroj tsuag systems
Nws muaj peev xwm tiv taus ob qho tib si siab thiab siab kub ua rau nws nyiam xaiv hauv cov khoom lag luam tseem ceeb.
Vim li cas thiaj xaiv P355GH Steel Phaj?
Piv nrog rau cov qauv hlau dav dav, P355GH siab nkoj steel yog tsim tshwj xeeb rau kev nyab xeeb thiab kav ntev hauv siab - qhov chaw siab. Nws muaj qhov sib npaug zoo dua ntawm lub zog, weldability, thiab kub tsis kam, ua kom lub neej ua haujlwm ntev thiab txo tus nqi tu.
Siab hlab ntsha steel P355GH cov khoom siv yog ib qho kev daws teeb meem zoo tshaj plaws rau kev siv boiler thiab siab hlab ntsha uas xav tau kev ua tau zoo ntawm qhov kub siab.
Nws optimized tshuaj muaj pes tsawg leeg thiab muaj zog mechanical zog ua rau nws ib tug ntseeg khoom nyob rau hauv industries xws li roj & roj, lub zog tsim, thiab petrochemical ua.
Raws li tus kws tshaj lij P355GH steel phaj tsum, peb muab ntau qhov ntau thiab tsawg, xa khoom sai, thiab cov kev pabcuam customized. Tiv tauj peb hnub no rau cov ncauj lus kom ntxaws specifications thiab cov lus sib tw.
Hu rau tam sim no kom tau txais P355NH steels Quote
P355NH khoom yog dab tsi?
P355NH steel yog tus cwj pwm los ntawm kev sib txuas zoo thiab kev ua haujlwm siab kom tawg tawg.
Dab tsi yog qhov txawv ntawm p355 thiab S355 steel?
Mechanical Properties: P355GH: Muaj qhov tsawg kawg nkaus tawm lub zog ntawm 355 MPa thiab tau ua kom zoo rau siab - qhov kub thiab txias nyob rau hauv cov hlab ntsha siab, tab sis muaj qis toughness nyob rau hauv txias txias. S355J2: Kuj tseem muaj lub zog tawm los ntawm 355 MPa tab sis tau ua kom zoo rau cov qauv siv uas yuav tsum muaj kev cuam tshuam toughness.
Qhov txawv ntawm S355H thiab s355nh yog dab tsi?
Lub Hom Phiaj: Zoo ib yam li S355H, nws yog siv rau cov txheej txheem hollow seem, tab sis "N" qhia tias cov hlau yog normalized los yog normalized dov, uas txhim kho nws toughness thiab weldability los ntawm refining lub grain qauv.
Qhov txawv ntawm P355GH thiab P355NH yog dab tsi?
P355GH steel yog siv thoob ntiaj teb los ntawm fabricators welded siab hlab ntsha, muaj boilers thiab kub exchangers thiab yog engineered ua hauj lwm zoo nyob rau hauv siab kub kev pab cuam. P355NH steel yog ib txwm weldable zoo grain steel flats raws li EN 10028-3: 2009 tus qauv.