• 中文名稱:公制止付螺絲, 無頭內六角螺絲, 無頭螺絲, 機米螺絲, 止付螺絲杯尾, 止付螺絲平尾,止付螺絲狗尾,止付螺絲尖尾,止付螺絲滾花尾
  • 依據標準:DIN 913、914~1980,DIN 915、916~1980
  • 材質:合金鋼SCM435、不鏽鋼304
  • 硬度:HRC 48~53
  • 表面處理:黑色氧化膜, 鍍鎳, 鍍鋅, 鍍三價鋅, 耐落處理
  • 螺紋等級:5g6g

Unit:mm

Thread
Size
(D)
Thread
Pitch
P
J e df T Flat point Oval
Point
Dog Point Cone
Point
Cup Point
Nominal Min. Max. Min. Min. c R P Z+0.25+0 dt C
Max. Min. Max. Min. Short Long Max. Max. Min.
M3 0.50 1.5 1.520 1.545 1.73 Minor
Thread
Diameter
2.0 2.0 1.75 2.5 Dinmension
is the same
as the Flat
Point
0.75 1.5 0.5 1.4 1.15
M4 0.70 2.0 2.020 2.045 2.30 2.5 2.5 2.25 3.0 1.00 2.0 0.7 2.0 1.75
M5 0.80 2.5 2.520 2.560 2.87 3.0 3.5 3.20 4.0 1.25 2.5 0.8 2.5 2.25
M6 1.00 3.0 3.020 3.080 3.44 3.5 4.0 3.70 5.0 1.50 3.0 1.5 3.0 2.75
M8 1.25 4.0 4.020 4.095 4.58 5 5.5 5.20 7.0 2.00 4.0 2.0 5.0 4.70
M10 1.50 5.0 5.020 5.095 5.72 6 7.0 6.64 9.0 2.50 5.0 2.5 6.0 5.70
M12 1.75 6.0 6.020 6.095 6.86 8 8.5 8.14 11.0 3.00 6.0 3.0 8.0 7.64
M14 2.00 6.0 6.020 6.095 6.86 9 10.0 9.64 13.0 3.5 7.0 4.0 9.0 8.64
M16 2.00 8.0 8.025 8.115 9.15 10 12.0 11.57 15.0 4.00 8.0 4.0 10.0 9.64