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 12月12日在浙江松陽舉辦的2020中國不銹鋼管高峰論壇上，中國石化工程建設(shè)有限公司技術(shù)總監(jiān)柯松林先生帶來名為"不銹鋼管在石化行業(yè)的應(yīng)用現(xiàn)狀及前景"的主題演講。談到不銹鋼管在石化行業(yè)的應(yīng)用現(xiàn)狀，他主要為大家介紹了不銹鋼的應(yīng)用環(huán)境及場合，石油化工常見腐蝕介質(zhì)和腐蝕環(huán)境以及加工高硫高酸原油的煉油裝置的管道選材、不銹鋼和合金在高溫環(huán)境下的應(yīng)用及破壞機(jī)制、不銹鋼在低溫環(huán)境下的應(yīng)用。
演講中他著重提到了氧氣管道應(yīng)選用高著火點(diǎn)、低燃燒熱、高熱導(dǎo)性的材料，不銹鋼較碳鋼具有更高的著火點(diǎn)，也更易保持管道清潔，一般選用304L、316L、321材料。另外因鎳基合金在氧氣中不易點(diǎn)燃，具有高著火點(diǎn)、低燃燒熱、高熱導(dǎo)性，常會選用NO6600、NO4400材料。
最后他談到雙相不銹鋼的應(yīng)用存在兩大主要問題，分別是過量鐵素體會降低耐腐蝕性和韌性，特別是降低高壓臨氫環(huán)境下抗氫脆和抗硫化物應(yīng)力腐蝕開裂的能力;另外有害金屬間相的析出同樣會導(dǎo)致耐腐蝕性和韌性大幅降低。
