推薦產(chǎn)品
3-(4-chlorophenyl)-4-phenyl-4,5-dihydro-1H-pyrazole 2-(chloromethyl)-3-methylpyridinehydrochloride 1-(2-bromo-4-methylphenyl)ethanone 3-chloroisoquinoline-4-carbonitrile 5,8-dichloropyrido[3,2-d]pyridazine 2-bromomalononitrile 2-(4-(bromomethyl)phenyl)benzo[d]thiazole 1-(bromomethyl)-3-methoxy-2-nitrobenzene 6-bromo-1H-[1,2,3]triazolo[4,5-b]pyridine 4-iodo-2-((trimethylsilyloxy)methyl)thiazole 6-iodoimidazo[1,2-a]pyridine-3-carbonitrile 2-(4-chlorophenyl)-2-morpholinoacetonitrile 4-chloro-7H-pyrrolo[2,3-d]pyrimidine 4-chloroisothiazole 5-bromo-6-chloro-1H-indole 7-chloro-3H-imidazo[4,5-b]pyridine ethyl3-(4-formylphenyl)propanoate 2,3-dibromobenzaldehyde 1-(5H-chromeno[2,3-b]pyridin-7-yl)ethanone 5H-chromeno[2,3-b]pyridin-5-one 3-chloroisoquinoline-4-carbaldehyde (E)-2-(3-oxoprop-1-enyl)benzaldehyde methyl4-formyl-3-nitrobenzoate 5,6-dimethoxy-2,2-dimethyl-2,3-dihydro-1H-inden-1-one 1-methylbicyclo[4.1.0]heptan-3-one 3-nitro-4-(trifluoromethoxy)benzaldehyde 2-hydroxyquinoline-6-carbaldehyde 2-nitro-3-(trifluoromethyl)benzaldehyde 1-(2-fluoro-4-methoxyphenyl)propan-2-one tert-butyl3-fluoro-4-oxopiperidine-1-carboxylate tert-butyl3-oxopropylcarbamate 2,2-dimethylcyclohexanone 9H-carbazole-3-carbaldehyde N,N-dimethyl-2-oxoacetamide 2-methylpent-4-yn-2-ol 3-tert-butyl-4-hydroxybenzonitrile 4-bromo-2-tert-butylphenol 1,3-dibutoxypropan-2-ol methyl4-hydroxyquinoline-6-carboxylate methyl3-cyano-4-hydroxybenzoate 4-chloro-6-methoxyquinolin-7-ol 3,4-dihydro-2H-benzo[b][1,4]oxazin-7-ol 2-(2-aminothiazol-5-yl)ethanolhydrochloride (R)-ethyl2-chloropropanoate (S)-4-amino-5-(4,4-dimethylcyclohexylamino)-5-oxopentanoicacid (1s,4s)-4-hydroxycyclohexanecarboxylicacid (S)-2-(tetrahydrofuran-3-yloxy)aceticacid (1S,4R)-1-methyl-4-(prop-1-en-2-yl)cyclohex-2-enol (R)-4-(hydroxymethyl)oxazolidin-2-one (S)-4-(hydroxymethyl)oxazolidin-2-one 化工資訊 近日，河北鋼鐵集團宣鋼成功開發(fā)定尺長度為5.8米的S45Cr圓鋼356.433噸，涵蓋了φ20mm、φ25mm、φ30mm、φ35mm、φ40mm五個規(guī)格，經(jīng)檢驗產(chǎn)品性能指標、表面質(zhì)量均滿足客戶需要，產(chǎn)品全部銷往南美市場。
為保證S45Cr圓鋼順利開發(fā)，二鋼軋廠積極制定相應(yīng)措施，生產(chǎn)前，組織相關(guān)技術(shù)人員和生產(chǎn)骨干、崗位職工進行S45Cr圓鋼工藝指導(dǎo)書的培訓(xùn)學(xué)習(xí)，明確開發(fā)過程中各崗位的關(guān)鍵參數(shù)控制點。對工藝設(shè)備、設(shè)施進行全面檢修，對冷床、收集鏈帶進行徹底維護。生產(chǎn)過程中，優(yōu)化轉(zhuǎn)爐入爐結(jié)構(gòu)，落實雙擋渣操作，恒速拉鋼，保護澆注、提高鑄坯質(zhì)量，減少鑄坯偏析，控制加熱溫度，穩(wěn)定軋制速度，執(zhí)行標準料型，批批取樣化驗，進行酸洗、熱冷鍛檢測，確保了產(chǎn)品一次性軋制成功。
