严寒地区管道选材
各位大能,严寒地区-50℃,管道材料应该怎么选啊?" 碳素结构钢 Q235-A.F 0~250" " " " 碳素结构钢 Q235-A 0~350" " " " 碳素结构钢 Q235-B 0~350" " " " 碳素结构钢 Q235-C 0~400" " " "-------------------------------------------------------------" " 优质碳素结构钢 10 -30~425" " " " 优质碳素结构钢 20 -20~425" " " " 优质碳素结构钢 20G -20~450" " " "-------------------------------------------------------------" " " " 低合金钢 16Mn -40~450" " " " 低合金钢 16MnD -40~350" " " " 低合金钢 09MnD -50~350" " " " 低合金钢 09MnVD -50~100" " " " 低合金钢 09MnNiD -70~350" " " " 低合金钢 12CrMo ≤ 525" " " " 低合金钢 15CrMo ≤ 550" " " " 低合金钢 12CrMoVG ≤ 575" " " " 低合金钢 12Cr2Mo ≤ 575" " " " 低合金钢 1Cr5Mo ≤ 600" " " "-------------------------------------------------------------" " " " 高合金钢 0Cr13 ≤ 400" " " " 高合金钢 0Cr18Ni9,0Cr18Ni10Ti -196~700" " " " 高合金钢 0Cr17Ni12Mo2 -196~700" " " " 高合金钢 0Cr18Ni12Mo2Ti -196~500" " " " 高合金钢 0Cr19Ni13Mo3 -196~700" " " " 高合金钢 00Cr19Ni10 -196~425" " " " 高合金钢 00Cr17Ni14Mo2 -196~450" " " " 高合金钢 00Cr19Ni13Mo3 -196~450" 这样可能更清楚 环境温度 不代表 工业操作温度 {:1110_549:} {:1110_549:}
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