ASME SECTION II A-2 SA-572-SA-572M-2008 标准规范下载.pdf

2008a SECTION II, PART A SA-572/SA-572M SPECIFICATION FOR HIGH-STRENGTH LOW-ALLOY COLUMBIUM-VANADIUM STRUCTURAL STEEL SA-572/SA-572M (Identical with ASTM Specification A 572/A 572M-06.) A08 1. Scope 1.8 For structural products produced from coil and 1.1 This specification covers five grades of high- furnished without heat treatment or with stress relieving strength low-alloy structural steel shapes, plates, sheet pil- only, the additional requirements, including additional test- ing, and bars. Grades 42 [290], 50 [345], and 55 [380] are ing requirements and the reporting of additional tests, of intended for riveted, bolted, or welded structures. Grades A 6/A 6M apply. 60 [415] and 65 [450] are intended for riveted or bolted construction of bridges, or for riveted, bolted, or welded construction in other applications. 2. Referenced Documents 2.1 ASTM Standards: 1.2 For applications, such as welded bridge construc- A 6 /A 6M Specification for General Requirements for tion, where notch toughness is important, notch toughness Rolled Structural Steel Bars, Plates, Shapes, and Sheet requirements are to be negotiated between the purchaser Piling and the producer. A 36/A