| 标准编号 | SANS 1700-7-2 Ed.1(1996/R2014) |
| 标准名称 | Fasteners - Part 7: External Drive Hexagon Bolts And Screws - Section 2: Hexagon Head Bolts - Product Grade B - Reduced Shank (Shank Diameter Approximately Equal To Pitch Diameter) |
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