出典:Wikipedia
出典:『Wikipedia』 (2011/05/26 21:04 UTC 版)
ASTM F568M is an ASTM International standard for metric bolts, screws and studs that are used in general engineering applications. It is officially titled: Standard Specification for Carbon and Alloy Steel Externally Threaded Metric Fasteners. It defines mechanical properties for fasteners that range from M1.6 to 100 in diameter.