Unit:
毫米(mm) |
| ①,Material:
a)Austenitic stainless steel, steel grade:A2 and A4; Strength
class: ≤M39:50, ≤M20:70,80；标准DIN EN ISO 3506
b)Property Strength class:50, Made From A1, A2；Characteristics: Soft; cold worked, turned and soft pressed fasteners
c)Property Strength class:70, Made From A2, A4；Characteristics: Cold worked, normal strength formed fasteners
d)Property Strength class:80, Made From A2, A4；Characteristics: Extreme cold worked, high strength, special applications |
![Hexagon Nut, C, [Table 18-19]](https://imgcc.164580.com/upload/48/pic/2021/04/26/1619414682026026175.jpg)
