Txheej txheem cej luam ntawm khaub thuas rolled coil
Cov khaub noom colled txias txias yog ua los ntawm kub dov kauj. Hauv cov txheej txheem cua txias, cov kub dov kauj yog dov hauv qab lub recrystallization kub, thiab feem ntau dov steel yog dov nyob rau hauv chav tsev kub. Cov ntawv hlau uas muaj cov ntsiab lus ntau silicon muaj cov kab mob siab tshaj plaws muaj tsawg dua thiab cov khoom siv qis, thiab xav tau preheated rau 200 ° C ua ntej txias dov. Txij li thaum lub txias colled coil yog tsis rhuab thaum lub sij hawm tsim khoom, muaj feem ntau pom nyob rau hauv kub dov, thiab cov nto zoo thiab ua tiav yog qhov zoo.
Txias Rolled Chev Ntau Lawm
Cov kauj vab khaub ncaws txias txias yog ua los ntawm kub dov kauj, thiab nws cov txheej txheem ntau lawm feem ntau yog los ntawm cov khoom siv tseem ceeb xws li cov khoom nyoos npaj, txias dov, cua sov, ntsuas kub thiab ua tiav.
Txias Rolled Coil Khoom lag luam
Tus yob thiab lub ntsiav tshuaj yuav luag ib lub pob txiav. Cov chilled chilled yog tau los ntawm pickling thiab txias dov lub kub dov kauj. Nws tuaj yeem hais tias nws yog hom txias colled coil. Txias Rolled coil (annealed State): Cov kub dov kauj yog tau los ntawm pickling, colling txias, leveling, (xovtooj).
Muaj 3 qhov sib txawv tseem ceeb ntawm lawv:
Nyob rau hauv tsos, cov dav chilled chev yog me ntsis iab me ntsis.
Cov ntawv txias txias xws li cov qauv xim zoo, cov qauv thiab qhov tseeb raug yog qhov zoo dua li chilled coils.
Nyob rau hauv cov nqe lus ntawm kev ua tau zoo, chilled chev tau txais ncaj qha tom qab cov txheej txheem kub me me, ua rau muaj kev ntxhov siab rau sab hauv ". Nws yog hu ua chilled chev.
Yog li ntawd, cov txiaj ntsig lub zog: chilled chev loj dua li cov kauj vab-rolled (annealed-rolled coil (annealed lub xeev) yog qhov zoo dua rau cov stamping. Feem ntau, lub neej ntawd xa cov xwm txheej ntawm cov colled txias coils yog annealed.
Tshuaj lom neeg muaj pes tsawg leeg ntawm cov khaub thuas rolled steel kauj
Qib hlau | C | Mn | P | S | Al | |
Dc01 | Tus kab mob spc | I≤0.12 | I≤0.60 | 0.045 | 0.045 | 0.020 |
DC02 | SPCD | I≤0.10 | I≤0.45 | 0.035 | 0.035 | 0.020 |
Dc03 | Spce | I≤0.08 | I≤0.40 | 0.030 | 0.030 | 0.020 |
Dc04 | SPCF | I≤0.06 | I≤0.35 | 0.025 | 0.025 | 0.015 |
Neeg Kho Tshuab Cov Khaub Ncaws Ntawm Txias Rolled Steel Kauj
Hom | YAWM LUB ZOG RCL MPA | Tensile Lub Zog RM mpa | Elongation A80mm% | Kev Cuam Tshuam (Ntev) | |
° C | Kev Cuam Tshuam Ua Haujlwm akvj | ||||
Tus kab mob spc | ≥195 | 315-430 | ≥33 | ||
Q195 | ≥195 | 315-430 | ≥33 | ||
Q235-b | ≥235 | 375-500 | ≥25 | 20 | ≥2 |
Cov qib steel muaj thiab cov ntawv thov
Cov Khoom Siv Khoom | Baosteel Enterprise Txuj | Lub Tebchaws Txuj Ci | Neeg txhais lus Japanese | Kev Lag Luam Kev Lag Luam German | European Txuj | American Society rau kev sim cov qauv cov ntaub ntawv | Hais lus | |
Hom | Hom | Hom | Hom | Hom | Hom | |||
Cold colled qis carbon thiab Ultra tsawg cov ntawv hlau steel hlau thiab strips | Kev Lag Luam Qib (CQ) | SpcCst12 (German tus qauv) | Q19510-P10-S08-P08-S08AI-P08AI-S | Tus kab mob spc | St12 | FP01 | ATMA366 / A366M-96 (hloov los ntawm Astm A366 / A366M-97) | Q195 nyob rau hauv 1.1GB11253-89 yog ib qho khoom siv carbon txheej txheem muaj rau kev tsim cov khoom lag luam hauv tsheb thiab lwm cov hmoov av yooj yim, khoov lossis siv cov khoom siv vuam. |
Stamping qib (DQ) | SPCDST13 | 10-z08-z08ai-z | SPCD | Ust13rrst13 | Fep03 | ASTMA619 / A619M-96 (Tsis ntev tom qab 1997) | Nws tuaj yeem tsim cov chaw rau stamping thiab ntau dua cov nyom kev ua xws li cov qhov rooj tsheb, cov qhov rai, Fender, thiab lub cev muaj zog. | |
Nqus Daim Duab (DDQ) | SPCE-FSPCE-HFSPCE-ZFST14-FST14-HFST14-ZFST14-T | 08ai-f08ai-hf08ai-zf | Spce | St14 | Fep04 | ASTMA620 / A620M-96 (hloov los ntawm ATM A620 / A620M-97) | 1.1. Nws tuaj yeem tsim cov chaw sib sib zog nqus xws li tsheb pem hauv ntej teeb, thawv, thiab lwm yam, thiab lwm yam. | |
Lub qhov nqus drilling (sddq) | 5 | FP05 | Nws tuaj yeem tsim cov ntu muaj ntau yam xws li thawv xa ntawv tsheb, lub teeb pem hauv ntej, thiab cov pob tsheb sib nraus. | |||||
Ultra Sib Sib Zog Daim Duab (EDDQ) | ST16BSC2 (BIF2) BSC3 (BFF3) | FEP06 | 1.1. Hom no yog ultra tob-kos tsis muaj gaps.2.2. 1f18 hauv FEP06 Cheeb Tsam Tus Neeg Saib Xyuas Hmoov Hmoov Slol095 ntawm En 10130-91. |
Txias Rolled Chev Qib
1. Lub hom Suav No. Q195, Q215, Q235, Q235, Q275, Q275, Q215, Q215, Q-dog dig carbon, uas yog qhov tseeb ntawm thawj tus niam ntawv xov tooj ntawm tus "Qu"; Xyoo 195, 215, 255, 255, 275, Tsib Hlis, 275, Muaj Feem Vaj Sawv Cev ntawm lawv cov txiaj ntsig (txwv), chav ntsuas: MPA MPa (N / MM2); Vim muaj cov khoom siv tshuab ntawm Q235 steel muaj zog, muaj zog steel, nws tuaj yeem ua tau zoo dua thiab muaj peev xwm ua tau zoo dua qub
2. Japanese Hom Spcc - Hlau, P-Phaj, C-Mob C-Huav.
3. Lub Tebchaws Yelemees Qib Kawm Quaj Qoob Str12 - St-Hlau (Hlau), 12-Chav Txias-Rolled Steel Ntawv.
Daim Ntawv Thov ntawm Txias Txias Rolled Steel Sheet
Cov kauj vab txias-dov muaj kev ua tau zoo, uas yog, los ntawm cov kab mob txias thiab cov ntawv txias dua, kom huv thiab ci ntsa iab ntawm cov ntawv txias-dov , thiab txheej yooj yim. Cov kev ua plated, ntau yam siv, thiab cov yam ntxwv ntawm cov ntawv loj muaj ntau yam, tsuas yog siv hauv tsheb, luam tawm cov ntaub ntawv hlau, Tsheb kauj vab, thiab lwm yam. Cov kev lag luam tseem yog qhov kev xaiv zoo tshaj plaws rau kev tsim cov organic txheej hlau los xij.
Daim Ntawv Thov Yam:
(1) ua rau hauv cov khaub thuas dhuav tom qab annaling; Txheej;
(2) galvanizing chav nyob nrog annealing cov cuab yeej siv tau ua tiav rau galvanizing;
(3) panels uas tsis xav tau ua txhua yam.
Cov Kos Xwm Nthuav Cov
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