Q195 yog tus qauv Suav (GB / T) cov roj carbon cov qauv hlau. Lub "Q" txhais tau nwsPaib lub zog(Q los ntawmQuFu Dian, ntsiab lus tawm tswv yim), thiab "195" qhia tau tias nws li tsawg kawg lub zog yog 195 mpa.
Nws yog cov hlau me me uas muaj cov ntsiab lus muaj roj carbon tsawg, muab cov qauv ua kom zoo, weldability, thiab formability. Thaum tsis muaj zog raws li qib nyiam Q235 lossis Q345, nws zoo heev cov khoom siv uas yog qhov twg khoov, lossis siv vuam, lossis vuam yog xav tau yam tsis muaj zog.
Cov yam ntxwv tseem ceeb:
Txheem:GB / T 700 (Carbon Qauv Hlau)
Tos lub zog (σS):Ntau dua los yog sib npaug rau 195 mpa
Tensile lub zog (ulb):315 - 430 mpa
Elongation (Δ5):Ntau dua los yog sib npaug rau 33% (tus nqi siab no tau lees paub nws qhov kev ua tau zoo)
Cov Ntawv Thov:Siv dav rau tsawg -} kub kua zaub xa, scaffolding, rooj tog zaum, tsev cog khoom hauv tsev cog khoom, thiab cov qauv dav dav.
Q195 Steel Yeeb Khoom Cov Qauv Qauv & Cov Lus Qhia Cov Ntaub Ntawv
Q195 feem ntau siv los tsim uaWelded Hlau Kav(piv txwv li, cov kav dej ERW). Nws tsis tshua muaj tshwm sim rau cov kav dej seamless, uas feem ntau siv cov qhab nia zoo li 10 # lossis 20 # steel.
1. Cov Lus Qhia Tshwj Xeeb & Qhov Ntev
Q195 cov kav hlau steel muaj nyob rau ntau qhov ntau thiab tsawg.
| Chaw ua uas tsis tau haus | Cov Khoom Ntau Yam / Cov Kev Xaiv Ntau | |
|---|---|---|
| Cov txheej txheem ntau lawm | ERW (hluav taws xob tiv thaiv welded)yog feem ntau. | |
| Sab Nraum Incha (OD) | 6 hli ~ 630 hli (1/4 "~ 24") | |
| Phab Ntsa Thickness (Wt) | 0.5 hli ~ 12.7 hli (Sch10 ~ Sch80, lossis hauv MM) | |
| Qho ntev | Random ntev (RLL): 4M ~ 12m, lossis ntev lossis tsau (piv txwv li, 6m) |
2. Cov Cuab Yeej Siv Tshuab (Cov nqi raug)
Cov lus no sau cov ntsiab lus tseem ceeb tshaj plaws raws li tus qauv.
| Ntiag tug | Lub cim | Tus nqi | Ib yam | Tsab ntawv |
|---|---|---|---|---|
| Paib lub zog | σs | Ntau dua los yog sib npaug rau 195 | MPa (N / MMOL) | Tsawg li tsawg tauqhov toob kas |
| Lub zog tensile | σb | 315 - 430 | MPa (N / MMOL) | Yuav tsum poob nyob rau hauv no |
| Elongation | δ5 | Ntau dua los yog sib npaug rau 33 | % | Ntsuas ntawm ib qho ntsuas ntsuas ntev 5x lub taub |
| Kev nyuaj | HB | Tsawg dua los yog sib npaug rau 131 | - | Brinell hardness |
3. Tshuaj lom neeg cov lus sib xyaw (GB / T 700 tus qauv)
Cov tshuaj lom neeg muaj kuab lom (los ntawm qhov hnyav feem pua) yog qhov tseem ceeb rau kev txiav txim siab nws cov khoom.
| Lub ntsiab | Cov qauv yuav tsum tau (%) | Cov nqi raug (%) | Tsab ntawv |
|---|---|---|---|
| Carbon (c) | Tsawg dua los yog sib npaug rau 0.12 | 0.06 - 0.09 | Tsawg cov pa roj carbon kom zoo weldability. |
| Manganese (mn) | Tsawg dua los yog sib npaug rau 0.50 | 0.25 - 0.40 | |
| Silicon (si) | Tsawg dua los yog sib npaug rau 0.30 | 0.10 - 0.20 | |
| Sulphur (s) | Tsawg dua los yog sib npaug rau 0.050 | Tsawg dua los yog sib npaug rau 0.035 | Impurities, tswj hwm rau weldability. |
| Phosphorus (p) | Tsawg dua los yog sib npaug rau 0.045 | Tsawg dua los yog sib npaug rau 0.035 | Impurities, tswj rau kev nruj. |
| Hlau (FE) | Seem | Cov khoom seem yog hlau thiab negligible impurities. |
NCO TSEG: Qhov "Kev Kawm Qeb" Tsim "(Q195A) tej zaum yuav muaj kev xav tau deoxidation me ntsis tab sis zoo sib xws.
Kev sib piv nrog cov sib npaug thoob ntiaj teb
Q195 feem ntau piv rau cov qib zoo sib xws me me los ntawm lwm cov qauv thoob ntiaj teb.Cov no tsis yog sib npaug sib npaugTab sis feem ntau siv rau cov ntawv thov zoo sib xws.
| Lub hom phiaj | Teem nqi | Yield zog (min) | Lub zog tensile | Cov Ntsiab Lus Tseem Ceeb |
|---|---|---|---|---|
| Suav (GB / T) | Q195 | 195 MPa | 315-430 MPa | Qib Qib |
| ASTM (USA) | A36 | 250 MPa | 400-550 MPa | Cov qauv hlau ib txwm muaj hlau, muaj zog me ntsis. |
| ASTM (USA) | A513 (Hom 1) | Txawv | Txawv | Cov qib kawm rau erw txhua yam tubing. |
| JIS (Japanese) | SS330 (SS34) | 205 MPa | 330-430 MPa | Kaw heev sib npaugHais txog lub zog. |
| En (Europe) | S185 | 185 MPa | 300-500 mpa | Lub zog zoo sib xws thiab kev thov. |
| Din (German) | St33 | 190-220 MPa | 320-370 MPA | Ib qib me me dub. |
Cov Qauv Txheej Txheem rau Q195 kav
Cov kav dej ua los ntawm Q195 yog tsim nyob rau hauv ntau tus qauv GB raws lawv npaj siv:
GB / T 3091:Welded steel kav rau tsawg - siab kua dej conveye (piv txwv li dej, roj, huab cua).
GB / T 13793:Welded steel kav rau rauv thiab kev sib pauv cua sov.
GB / T 6728:Welded steel hollow cov ntu rau cov hom phiaj.
Cov ntsiab lus ntawm cov txiaj ntsig thiab cov kev txwv
Qhov Zoo:
Tus nqi -}} Ua tau zoo:Ib qho ntawm cov qib kev lag luam ntau tshaj plaws.
Yooj Yim Rau Cov Txheej Txheem:Zoo heev rau kev txias los khoov, txiav, thiab vuam.
Condile:Withstands deformation yam tsis muaj kev tawg.
Txwv:
Tsawg zog:Not suitable for high-stress structural applications or high-pressure systems.
TSUAS Corrosion Kuj:Yuav tsum galvanizing galvanizing, pleev xim, lossis lwm cov txheej txheej rau ib puag ncig sab nraum zoov lossis chaw sab nraud.
Tsis yog rau qhov chaw ntsuas:Cov khoom muaj tsawg dua cov xim nruj dua li hauv alloy hlau.
Hauv cov ntsiab lus xaus,Q195 STEEL YEEByog ib qho ntau yam, feem ntau - lub hom phiaj me hlau raj xaiv rau nws cov kev formability thiab tus nqi qis hauv tsis- tseem ceeb. Nws cov teeb meem ua rau nws staple hauv kev tsim kho, rooj tog zaum, thiab qis-}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} cua tshuab kom siab.
