Cov khoom lag luam
Qhov tseeb xaiv ntawm hom billet, seem duab, qhov loj me thiab qhov hnyav yog qhov tseem ceeb rau 09cupire- b huab cua steel dov ntau lawm. Cov khoom siv steel siv qee qhov kev xav tau rau cov ntaub ntawv raw, xws li hlau hom, qhov loj, qhov hnyav, thiab zoo nkauj.
Qhov kev txiav txim siab ntawm cov kev xav tau kev tshaj lij no yog qhov tsim nyog los xyuas kom meej cov hlau zoo. Nws kuj yuav tsum tau hais meej tshwj xeeb thaum txiav txim siab thiab xaiv qhov seem. Lub 09cuppwire - b huab cua yob txoj kev tuaj yeem muab faib ua txias thiab kub dov raws li lub yob kub.
Hla / t 1979 09 cuptire - b huab cua tiv thaiv steel shrechemical muaj pes tsawg
|
Cax |
Si |
Mn |
P |
S max |
CU |
Ti |
Cr |
Ni |
Tus nram qab |
|
0.12 |
0.20-0.50 |
0.20-0.70 |
0.060-0.12 |
0.020 |
0.25–0.50 | 0.030 | - | - | 0.010-0.040 |
TB / T 1979 09} Cuptire - b huab resxesist steel ntawv cov cuab yeej
| Teem nqi | Yield zog (mpa) min. | Tensile lub zog (mpa) min. | Elongation min. % |
|
Kabij / t 1979 09} cuptire - b |
345 | 480 | 24 |
Cov Khoom Siv
Tuam Tshoj TB / t 1979 09 icy}}}}}}}}}}}}} Kev ua tau zoo rau kev tiv thaiv zoo rau cov atmospheric corrosion. Los ntawm kev ntxiv ib qho me me ntawm cov khoom siv xws li tooj liab (CU), rau cov khoom siv xeb (RESTSLE)
09cuppire {- b steel phaj tau siv dav hauvCov Tsheb, Txuas hniav, Kis Yees, Ntim, Siv Machinery, thiab Railway Dov Tshuag, qhov twg ntev {- ntu sij hawm raug rau cov huab cua muaj ntau. Nws cov khoom siv zoo tshaj plaws {2} • Xws li cov khoom muaj zog zoo, thiab cov khoom siv tsis zoo rau cov qauv uas xav tau ob qho tib si durability thiab zoo nkauj.
Tsis tas li ntawd, cov hlau no tus kheej -}} tiv thaiv cov xeb xeb muaj aNtuj, Artistic Saib, ua rau nws kuj haum rauCov Ntawv Thov Kev Ua Lag Luam, xws liFaçades, Sab Nraud Duab puab, thiab cov phiaj xwm kev tsim vajtseCov. Los ntawm kev txo qhov xav tau kev pleev xim thiab txij nkawm, 09cupire - b hlau pabTxuag tau ntev - tit cov nqithiab txhawb nqaKev Siv Kom Muaj Kev Tsim Kho Kom Yooj Yim.
