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Unit:mm

Hexagon screws for manufacture of railway and tramway rolling stock - ISO metric coarse thread - Finish A

UNI 6421 - 1969

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意大利UNI 6421 - 1969 UNI6421 6421UNI Hexagon screws for manufacture of railway and tramway rolling stock - ISO metric coarse thread - Finish A
Calculate weight and price. Weight 1000 pcs : kg x $ per kg = $ 1000 pcs
Default density g/cm3
×

Choose materials based on density.(g/cm3)

  • Carbon Steel 7.85
  • Stainless Steel 8.1
  • Stainless Steel 7.95
  • Stainless Steel 7.7
  • Titanium Alloy 4.5
  • Aluminum Alloy 2.8
  • Copper 8.89


Select here or enter material density on the calculation page.
Nominal Length L Tips:seclect Nominal Length L and get Weight .
Thread Size
d
M4 M5 M6 M8 M10 M12 M14
P pitch
s max=nominal size
min
e min
k nominal size
0.7 0.8 1 1.25 1.5 1.75 2
7 8 10 13 17 19 22
6.85 7.85 9.78 12.73 16.73 18.67 21.67
7.74 8.87 11.05 14.38 18.9 21.1 24.49
2.8 3.5 4 5.5 7 8 9
Weight of per 1000 steel products(≈kg)
- - - - - - -
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