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Unit:mm

Hexagon Flange Head Self-drilling Tapping Screws

GB /T 15856.4 - 1995

Display drawing:

国标GB /T15856.4 - 1995 GB15856.4 15856.4G Hexagon Flange Head Self-drilling Tapping Screws
Download CAD Model*

 *Models with different eras.

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 .
Screw Thread
d
ST3.5 ST4.2 ST4.8 ST5.5 ST6.3
P Pitch
a max
dc max
min
c min
s max=nominal size
min
e min
k max
kw min
r max
Drilling range(thickness) ≥
≤
dp ≈
1.3 1.4 1.6 1.8 1.8
1.3 1.4 1.6 1.8 1.8
8.3 8.8 10.5 11 13.2
7.6 8.2 9.8 10 12.2
0.6 0.9 0.9 1 1
5.5 7 8 8 10
5.32 6.78 7.78 7.78 9.78
5.96 7.59 8.71 8.71 10.95
3.45 4.25 4.45 5.45 5.45
1.55 1.9 2 2.7 3.3
0.5 0.6 0.7 0.8 0.9
0.7 1.75 1.75 1.75 2
2.25 3 4.4 5.25 6
2.8 3.6 4.1 4.8 5.8
Lg, min
- - - - -
Weight of per 1000 steel products(≈kg)
- - - - -

Alternative history

GB /T 15856.4 - 1995 GB /T 15856.4 - 2002

Suppliers

Best price if from GlobalFastener.com.
Shanghai Chengtai Hardware Manufacturing Co., Ltd.

  • Mr.Zhuge

  • +86-18916049888

  • +86-21-59742477/59740118

  • Material: stainless steel, carbon steel; Specification: complete; Surface treatment: according to customer requirement
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Similar Standards

1 Hexagon Flange Head Drilling Screw with Tapping Screw Thread [GB]
GB /T 15856.4 - 2002 		Hexagon Flange Head Drilling Screw with Tapping Screw Thread

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