NrhiavS275JR steel phajrau koj qhov project structural? GNEE yog lub chaw tsim khoom ntseeg siab ntawm S275JR carbon steel daim hlau nrog ntau qhov ntau thiab tsawg thiab qhov chaw tiav.
S275JR steel phaj
Peb cov phaj yog tsim los rau EN 10025-2: 2004 specifications, kom ntseeg tau superior zoo thiab kev ua tau zoo. Nrog peb cov khoom lag luam dav dav thiab kev xa khoom thoob ntiaj teb, koj tuaj yeem tso siab rau GNEE rau kev xa khoom raws sijhawm hauv 7 hnub.
S275JR Phaj Ntsiab Specifications thiab ntau thiab tsawg
Txheem: EN 10025-2: 2004
Thickness: 5mm mus rau 150mm
Dav: 1000mm txog 4500mm
Ntev: 3000mm txog 18000mm
Kev Ntsuas Ntsuas: -52 degree
Vuam: tuaj yeem welded yam tsis muaj kev txwv
Nto tiav: Anti- xeb oiled, PE-coated, galvanized, xim-coated, xim dub
TPI (Tib Neeg Kev Tshawb Fawb): BV, SGS, Intertek, thiab lwm yam.
Ntim: hnab yas, thawv ntoo
Keeb kwm: Is Nrias teb, Nyiv, Kauslim Teb, Tebchaws USA, Russia, Europe, Ukraine
Yog xav paub ntxiv specifications thiab muaj, mus saib cov lus hauv qab no.
Mild Steel S275JR Phaj Thickness kam rau ua
| Thickness (T) hli | S275JR Tolerance Band |
|---|---|
| Tsawg dua los yog sib npaug li 1200 | ±0.20 |
| >2.5 Tsawg dua los yog sib npaug rau 3.0 | ±0.20 |
| >10.0 Tsawg dua lossis sib npaug li 12.5 | ±0.35 |
| >4.0 Tsawg dua lossis sib npaug rau 5.0 | ±0.24 |
| >6.0 Tsawg dua lossis sib npaug rau 8.0 | ±0.29 |
| >8.0 Tsawg dua lossis sib npaug rau 10.0 | ±0.32 |
Qhov kev ua siab ntev no ua kom ntseeg tau tias peb cov phaj S275JR tuav cov qauv zoo tshaj plaws rau kev siv cov qauv.
Tshuaj muaj pes tsawg leeg ntawm S275JR Mild Steel Phaj
| Lub ntsiab | C | Mn | P | S | N | Cu |
|---|---|---|---|---|---|---|
| Nominal Thickness Tsawg dua los yog sib npaug li 16 hli | Tsawg dua lossis sib npaug li 0.21% | Tsawg dua lossis sib npaug li 1.50% | Tsawg dua lossis sib npaug li 0.035% | Tsawg dua lossis sib npaug li 0.035% | Tsawg dua lossis sib npaug li 0.012% | Tsawg dua lossis sib npaug li 0.55% |
| Nominal Thickness> 16mm Tsawg dua los yog sib npaug li 40mm | Tsawg dua lossis sib npaug li 0.22% | Tsawg dua lossis sib npaug li 1.50% | Tsawg dua lossis sib npaug li 0.035% | Tsawg dua lossis sib npaug li 0.035% | Tsawg dua lossis sib npaug li 0.012% | Tsawg dua lossis sib npaug li 0.55% |
Qhov kev sib xyaw no ua kom muaj zog tensile zoo, weldability, thiab corrosion kuj rau koj cov qauv steel xav tau.
Qib sib npaug ntawm S275JR Steel Phaj
| Lub teb chaws | Qib sib npaug |
|---|---|
| Lub teb chaws Yelemees | Qhov 44-2 |
| Fabkis | E28-2 |
| Is Nrias teb | IS 2062, E275B |
| UK | 43B |
| Nyiv | TSI 400 |
Txawm hais tias koj nyob qhov twg, S275JR muaj kev sib raug zoo thoob ntiaj teb rau koj daim ntawv thov txheej txheem.
Mechanical Properties ntawm S275JR Steel Phaj
| Nominal Thickness (hli) | Lub zog txwv (MPa) | Yam tsawg kawg nkaus tawm lub zog (MPa) |
|---|---|---|
| Ntau dua lossis sib npaug li 3 Tsawg dua lossis sib npaug rau 16 | 410-560 | 275 |
| < 3 | 430-580 | 275 |
| >40 Tsawg dua lossis sib npaug li 63 | 410-560 | 255 |
Cov khoom siv kho tshuab ua kom ntseeg tau tias S275JR steel muaj ntau yam txaus rau ntau yam kev siv, los ntawm kev tsim kho mus rau lub zog.
S275JR vs. S355JR: Qhov txawv tseem ceeb
| Khoom | S275 JR | S355 JR |
|---|---|---|
| Tensile zog | 430-550 MPa | 470-630 MPa |
| Yield zog | 275 MPa rau | 355 MPa rau |
| Elongation | 26% | 22% |
| Daim ntawv thov | Kev tsim kho dav dav | Cov qauv xav tau ntau dua |
S275JR yog qhov zoo tagnrho rau kev tsim kho thiab kev siv cov txheej txheem uas qis zog tau txais, thaum S355JR yog siv rau ntau qhov kev xav tau ntawm cov qauv tsim kom muaj zog dua thiab tawv.
GNEE yog ib tug neeg muab kev ntseeg siab ntawm S275JR steel daim hlau, xyuas kom meej tias peb cov khoom ua tau raws li tag nrho cov qauv tsim nyog thiab muaj nyob rau hauv ntau qhov ntau thiab tsawg thiab cov khoom tiav. Yog tias koj tab tom nrhiav rau siab -S275JR daim hlau zoo nrog kev xa khoom thiab ntim khoom, tsis txhob saib ntxiv.
GNEE muab S275JR siab-tensile steel daim hlau nrog cov lus qhia dav dav, cov ntawv pov thawj zoo, thiab cov nqi sib tw. Txawm hais tias koj xav tau qhov loj me, kev ua tiav tiav, lossis kev cuam tshuam - kuaj steel phaj, peb tau txais koj them.
Tiv tauj peb tam sim no kom tau txais daim ntawv teev nqi tshiab rau koj qhov project.
Cov khoom siv S275JR yog dab tsi?
S275JR qib steel yogib qho yooj yim weldable tsawg carbon manganese steel nrog zoo cuam tshuam tsis kam. Cov khoom siv no feem ntau muab nkag rau hauv qhov tsis kho lossis tsis zoo. Machinability ntawm cov khoom no zoo ib yam li cov hlau me me.
S275JR sib npaug hauv Suav teb yog dab tsi?
S275JR EN 10025 sib npaug steel khoom hauv Suav teb yogq275 ua. S275JR EN 10025 sib npaug steel Q275 yog Suav cov khoom siv hlau, uas nws lub zog qis kawg nkaus yog 275 MPa.
Puas yog S275JR kub dov?
2500 x 1250 x 6mm Kub Rolled Phaj - S275JR yog cov qauv hlau phaj ua rau BS EN 10025-2 tus qauv.Tsim los siv cov txheej txheem kub dov, cov phaj no muaj cov qauv zoo heev, weldability, thiab lub zog, ua rau nws haum rau ntau yam kev tsim thiab kev siv cov qauv.
S235JR sawv cev rau dab tsi?
Tsab ntawv S stands rau tias cov hlau phaj yog cov qauv. Tus naj npawb 235 qhia tias steel lub zog tawm los. Tsab ntawv JR txhais tau hais tias cov qib steel tau dhau los ntawm Charpy cuam tshuam kev xeem thiab yog qhov zoo. S235JR yog qhov tshwj xeeb muab rau nws, nrog rau txhua lub cim qhia qee yam txawv.