BS 970-1-1991 下载积分: 1500 内容提示: Specification for Wrought steels for ntechanical and allied eng 1n eer 1n g purposes Pa rt 1. General inspection and testing procedures and specific requirements for carbon , carbon manganese , alloy and stainless steels Ac i ers co rr oyés pour ...
BS 970-3-1991 表面精整的结构钢棒(光亮钢棒).pdfBS,钢棒,表面,PDF,pdf,结构钢,表面光亮 文档格式: .pdf 文档大小: 5.28M 文档页数: 38页 顶/踩数: 0/0 收藏人数: 0 评论次数: 0 文档热度: 文档分类: 经济/贸易/财会--财政/国家财政
BRITISH STANDARDBS 970-3:1991Amendment Nos. 1 and 2Incorporating Specification forWrought steel for mechanical and allied engineering purposes —Part 3: Bright bars for general engineering purposesLicensed Copy: Institute Of Technology Tallaght, Institute of Technology, Fri Jul 20 10:07:21 GMT+00:00...
BS 970-3-1991全称:表面精整的结构钢棒(光亮钢棒),如下图:
BS 970-3:1991(1998) 购买 正式版 BS 970-3:1991相似标准 BS 970-3:1991(1998)机械和相关工程用锻钢规范-第3部分:一般工程用光亮棒材GB/T 14088-2021 船用卤代烷灭火系统GB/T 22073-2008工业用途热力涡轮机(汽轮机、气体膨胀涡轮机).一般要求T/WLBY 3-2020 温岭泵与电机传统产业改造提升标准体系GB/T ...
708M40合金BS970标准 708M40属于英国标准合金结构钢,执行标准:BS 970-3-1991 708M40属于超高强度钢,具有高强度和韧性,淬透性也较好,无明显的回火脆性,调质处理后有较高的疲劳极限和抗多次冲击能力,低温冲击韧性良好。42CrMo钢材适宜制造要求一定强度和韧性的大、中型塑料模具。
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BRITISH STANDARD BS 970-3:1991 I Incorporating S Amendment Nos. 1 B and 2 ) c ( , y p o C d Specification for e l l o r t n o c Wrought steel for n U , 7 0 mechanical and allied 0 2 0 0 : 0 engineering 0 + T M purposes — G 1 2 : 7 0 : 0 Part 3: Bright ...
对应标准 BS 970-3-1991 机械及相关工程用锻钢 第3部分:一般工程用光亮钢棒 Specification for wrought steel for machanical and allied engineering purposes part 3:bright bars for general engineering purposes 归类 碳钢 080M40 化学元素成分含量(%) 成分C Si Mn P S Cr * Ni * Mo * 最小值 0.36 ...
817M40属于英国标准合金结构钢,执行标准:BS 970-3-1991 817M40有高的强度、韧度和良好的淬透性和抗过热的稳定性,但白点敏感性高,有回火脆性。焊接性较差,焊前需经高温预热,焊后需消除应力,经调质后使用。主要用途:高强零件如航空发动机轴、轴类、齿轮、紧固件等。817M40化学成分如下图:...