| 简体 | 繁體 |
  • ST2.2
  • ST2.9
  • ST3.5
  • (ST3.9)
  • ST4.2
  • ST4.8
  • ST5.5
  • ST6.3

9

  • 6.5
  • 9.5
  • 13
  • 16
DIN 7972 - 1990 Slotted countersunkhead tapping screws
Thread Size ST2.2
P
a max
dk max=nominal size
min
k
n Nominal Size
min
max
r max
t min
max
y max Type C
Type F
0.8
0.8
4.3
4
1.3
0.6
0.66
0.8
0.8
0.4
0.6
2
1.6
thousand-piece steel weight≈kg
0.140