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Click Specification

(Non-preferred) dimensions in parentheses.

Unit:mm

Slotted Raised Countersunk Head Screws with Waisted Shank

GB 949 - 1988

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国标GB 949 - 1988 GB949 949GB Slotted Raised Countersunk Head Screws with Waisted Shank
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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
M3 M4 M5 M6 M8 M10
P pitch
dk Theory max
Actual value max
min
f ≈
k max
n Nominal Size
max
min
R ≈
t max
min
ds max
min
b thread length
r max
c ≈
0.5 0.7 0.8 1 1.25 1.5
6.3 9.4 10.4 12.6 17.3 20.0
5.5 8.4 9.3 11.3 15.8 18.3
5.2 8 8.9 10.9 15.4 17.8
0.7 1 1.2 1.4 2 2.3
1.65 2.7 2.7 3.3 4.65 5
0.8 1.2 1.2 1.6 2.0 2.5
1 1.51 1.51 1.91 2.31 2.81
0.86 1.26 1.26 1.66 2.06 2.56
6 9.5 9.5 12 16.5 19.5
1.45 1.9 2.4 2.8 3.7 4.4
1.2 1.6 2 2.4 3.2 3.8
2.00 2.80 3.50 4.50 5.50 7.00
1.68 2.66 3.32 4.32 5.32 6.78
4 6 8 10 12 15
0.8 1 1.3 1.5 2 2.5
1 1.2 1.6 2 2.5 3
Weight of per 1000 steel products(≈kg)
- - - - - -

Alternative history

GB /T 949 - 1988
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