ISO 9327-2:1999 压力容器用钢锻件和轧制或锻制条钢 交货技术条件 第2部分:有规定高温性能的非合金和合金(Mo,Cr和CrMo)钢
标准编号:ISO 9327-2:1999
中文名称:压力容器用钢锻件和轧制或锻制条钢 交货技术条件 第2部分:有规定高温性能的非合金和合金(Mo,Cr和CrMo)钢
英文名称:Steel forgings and rolled or forged bars for pressure purposes — Technical delivery conditions — Part 2: Non-alloy and alloy (Mo, Cr and CrMo) steels with specified elevated temperature properties
发布日期:1999-06
标准范围
1.1 ISO 9327的这一部分适用于厚度不超过250毫米(部分不超过250毫米)的锻件和轧制或锻造棒材500 mm)由表1中列出的钢制造,并根据中给出的规格交付ISO 9327-1。1.2 ISO 9327的这一部分涵盖以下数据:a)在表1中,根据铸件分析的化学成分;室温下的拉伸性能;冲击特性;交货时通常热处理条件的指示;b)在表2中,对于铸造分析给出的极限值,允许的产品分析公差;c)表3中的最小高温强度值(参见ISO 9327-1:19 98的C.4);d)在表4中,估计的平均应力破裂性质;e)在表5中,1%塑性应变的估计平均强度值。
1.1 This part of ISO 9327 applies to forgings and rolled or forged bars in thicknesses up to 250 mm (partly up to500 mm) manufactured from the steels listed in Table 1 and to be delivered according to the specifications given inISO 9327-1.1.2 This part of ISO 9327 covers the following data:a) in Table 1 the limits forthe chemical composition according to the cast analysis;the tensile properties at room temperature;the impact properties;the indications on the usual heat treatment condition at the time of delivery;b) in Table 2 the permissible product analysis tolerances on the limiting values given for the cast analysis;c) in Table 3 the minimum elevated temperature proof strength values (see C.4 of ISO 9327-1:1998);d) in Table 4 the estimated average stress rupture properties;e) in Table 5 the estimated average strength values for 1 % plastic strain.
标准预览图


