• 中文名稱:公制研磨螺絲, 研磨內六角螺絲, 等高螺絲
  • 依據標準:ISO 7379-1983
  • 材質:合金鋼 SCM435
  • 硬度:HRC 38~44
  • 表面處理:黑色氧化膜
  • 螺紋等級:5g6g

Unit:mm

Nominal
Size of Basic
Shoulder Diameter
D A H D1 E T J
Shoulder Diameter Head Diameter Head Height Nominal Thread
Size of Basic
Thread Diameter
Threads Per
Inch
Thread
Length
Key
Engage-ment
Hexagon
Socket Size
Max. Min. Max. Min. Max. Min. Max. Min. Nominal
6.0 5.987 5.951 10.0 9.78 4.5 4.32 5.0 0.80 9.75 2.4 3.0
6.5 6.487 6.451 10.0 9.78 4.5 4.32 5.0 0.80 9.75 2.4 3.0
8.0 7.987 7.951 13.0 12.73 5.5 5.32 6.0 1.00 11.25 3.3 4.0
10.0 9.987 9.951 16.0 15.73 7.0 6.78 8.0 1.25 13.25 4.2 5.0
12.0 11.984 11.941 18.0 17.73 8.0 7.78 10.0 1.50 16.40 4.9 6.0
13.0 12.984 12.941 18.0 17.73 9.0 8.78 10.0 1.50 16.40 4.9 6.0
16.0 15.984 15.941 24.0 23.67 11.0 10.73 12.0 1.75 18.40 6.6 8.0
20.0 19.980 19.928 30.0 29.67 14.0 13.73 16.0 2.00 22.40 8.8 10.0
24.0 23.980 23.928 36.0 35.61 16.0 15.73 20.0 2.50 27.40 10.0 12.0
25.0 24.980 24.928 36.0 35.61 16.0 15.73 20.0 2.50 27.40 10.0 12.0