ISO 9327-2-1999 压力用途的钢锻件和轧制或锻造的棒材 交货技术条件 第2部分:具有规定的高温度特性的非合金和合金钢(钼、镉和镉钼)

标准号：ISO 9327-2-1999
中文标准名称：压力用途的钢锻件和轧制或锻造的棒材 交货技术条件 第2部分:具有规定的高温度特性的非合金和合金钢(钼、镉和镉钼)
英文标准名称：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
标准类型：H44
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：H44
国际标准分类号：77.140.30;77.140.60;77.140.85
适用范围：1 This part of ISO 9327 applies to forgings and rolled or forged bars in thicknesses up to 250 mm (partly up to 500 mm) manufactured from the steels listed in Table 1 and to be delivered according to the specifications given in ISO 9327-1. 2 This part of ISO 9327 covers the following data: a) in Table 1 the limits for — the 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.