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Unit:mm

Cross Recessed Countersunk Head Self-Drilling Screws with Tapping Screw Thread

GB /T 15856.2 - 2002

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国标GB /T15856.2 - 2002 GB15856.2 15856.2G Cross Recessed Countersunk Head Self-Drilling Screws with Tapping Screw Thread
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 *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 .
Thread Size
d
ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3
P Pitch
a max
dk theor. max
Actual max
min
k max
r max
Socket No.
M1 Ref.
Penetration depth Type H max
min
M2 Ref.
Penetration depth Type Z max
min
Drilling range(thickness) ≥
≤
1.1 1.3 1.4 1.6 1.8 1.8
1.1 1.3 1.4 1.6 1.8 1.8
6.3 8.2 9.4 10.4 11.5 12.6
5.5 7.3 8.4 9.3 10.3 11.3
5.2 6.9 8.0 8.9 9.9 10.9
1.7 2.35 2.6 2.8 3 3.15
1.2 1.4 1.6 2 2.2 2.4
1 2 2 2 3 3
3.2 4.4 4.6 5.2 6.6 6.8
2.1 2.4 2.6 3.2 3.3 3.5
1.7 1.9 2.1 2.7 2.8 3
3.2 4.3 4.6 5.1 6.5 6.8
2 2.2 2.5 3.05 3.2 3.45
1.6 1.75 2.05 2.6 2.75 3
0.7 0.7 1.75 1.75 1.75 2
1.9 2.25 3 4.4 5.25 6
Lg (min)
- - - - - -
Weight of per 1000 steel products(≈kg)
- - - - - -
①,The function of the drill tip (diameter dp) is specified in GB/T 3098.11.

Alternative history

GB /T 15856.2 - 1995 GB /T 15856.2 - 2002
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Similar Standards

1 Cross Recessed Countersunk Head Drilling Screws with Tapping Screw Thread [DIN]
DIN 7504 (P) - 1982 		Cross Recessed Countersunk Head Drilling Screws with Tapping Screw Thread

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2 Cross Recessed Countersunk Head Drilling Screws with Tapping Screw Thread [DIN EN ISO]
DIN EN ISO 15482 - 2000 		Cross Recessed Countersunk Head Drilling Screws with Tapping Screw Thread

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3 Cross Recessed Countersunk Head Drilling Screws with Tapping Screw Thread [DIN]
DIN 7504 (O) - 1995 		Cross Recessed Countersunk Head Drilling Screws with Tapping Screw Thread

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4 Crosse Recessed Countersunk Head Drilling Screws with Tapping Screws Thread [ISO]
ISO 15482 - 1999 		Crosse Recessed Countersunk Head Drilling Screws with Tapping Screws Thread
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GB /T 15856.2 - 1995 		Cross Recessed Countersunk Head Self-drilling Tapping Screws
6 Crosse Recessed Countersunk Head Drilling Screws with Tapping Screws Thread [NF]
NF E 25-858 - 1999 		Crosse Recessed Countersunk Head Drilling Screws with Tapping Screws Thread
7 Cross Recessed Contersunk Head Self-Drilling Tapping Screws [JIS]
JIS B 1124 (T3) - 2003 		Cross Recessed Contersunk Head Self-Drilling Tapping Screws
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JIS B 1124 (F3) - 2021 		Cross Recessed Countersunk Head Drilling Screws
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YJT 4007 		Self Drilling Screws for Window