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Unit:mm

Cross Recessed Countersunk Head Tapping Screws

GB /T 846 - 1985

Display drawing:

国标GB /T846 - 1985 GB846 846GB Cross Recessed Countersunk Head Tapping Screws
Download CAD Model*
国标GB /T846 - 1985 GB846 846GB Cross Recessed Countersunk Head 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
ST2.2 ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3 ST8 ST9.5
P Pitch
a max
dk Theoretical max
Actual max
min
k max
Socket No.
M1 Type H Ref.
Penetration depth Type H min
max
M2 Type Z Ref.
Penetration depth Type Z min
max
y Ref. Type C
Type F
0.8 1.1 1.3 1.4 1.6 1.8 1.8 2.1 2.1
0.8 1.1 1.3 1.4 1.6 1.8 1.8 2.1 2.1
4.4 6.3 8.2 9.4 10.4 11.5 12.6 17.3 20
3.8 5.5 7.3 8.4 9.3 10.3 11.3 15.8 18.3
3.5 5.2 6.9 8 8.9 9.9 10.9 15.4 17.8
1.1 1.7 2.35 2.6 2.8 3 3.15 4.65 5.25
0 1 2 2 2 3 3 4 4
1.9 3.2 4.4 4.6 5.2 6.6 6.8 8.9 10
0.9 1.7 1.9 2.1 2.7 2.8 3 4 5.1
1.2 2.1 2.4 2.6 3.2 3.3 3.5 4.6 5.7
2 3.2 4.3 4.6 5.1 6.5 6.8 9 10
0.95 1.6 1.75 2.05 2.6 2.75 3 4.15 5.2
1.2 2 2.2 2.5 3.05 3.2 3.45 4.6 5.65
2 2.6 3.2 3.7 4.3 5 6 7.5 8
1.6 2.1 2.5 2.8 3.2 3.6 3.6 4.2 4.2
Weight of per 1000 steel products(≈kg)
- - - - - - - - -

Alternative history

GB 846 - 1976 GB /T 846 - 1985 GB /T 846 - 2017

Similar Standards

1 Cross Recessed Countersunk (Flat) Head Tapping Screws [DIN EN ISO]
DIN EN ISO 7050 - 2011 		Cross Recessed Countersunk (Flat) Head Tapping Screws

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2 Cross Recessed Countersunk Head Tapping Screws [ISO]
ISO 7050 - 1983 		Cross Recessed Countersunk Head Tapping Screws

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3 Cross Recessed Countersunk Head Tapping Screws [DIN]
DIN 7982 - 1990 		Cross Recessed Countersunk Head Tapping Screws

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4 Cross Recessed Countersunk (Flat) Head Tapping Screws [ISO]
ISO 7050 - 2011 		Cross Recessed Countersunk (Flat) Head Tapping Screws

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5 Cross Recessed Countersunk Head Tapping Screws [GB]
GB /T 846 - 2017 		Cross Recessed Countersunk Head Tapping Screws

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6 Cross Recessed Countersunk Head Self-tapping Screws [GB]
GB 846 - 1976 		Cross Recessed Countersunk Head Self-tapping Screws

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7 Type IA Cross Recessed Flat Countersunk Head Tapping Screws - Type A Thread Forming [Table 11] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Flat Countersunk Head Tapping Screws - Type A Thread Forming [Table 11]
8 Type I Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table VI2] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table VI2]
9 Type II Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 16] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 16]
10 80° Machine Screw and Tapping Screw Nuts (Inch Seires) [ASME/ANSI]
ASME/ANSI B 18.6.3 - 2010 		80° Machine Screw and Tapping Screw Nuts (Inch Seires)
11 Undercut 82-deg Flat Countersunk Head Tapping Screws - Type AB (ABR) [ASME]
ASME B 18.6.3 (H3B-I/H3B-IA+T1A) - 2024 		Undercut 82-deg Flat Countersunk Head Tapping Screws - Type AB (ABR)
12 Flat Coutersunk Trim Head Tapping Screws - Type AB and ABR [ASME]
ASME B 18.6.3 (H4B-I/H4B-IA+T1A) - 2024 		Flat Coutersunk Trim Head Tapping Screws - Type AB and ABR
13 Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 11] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 11]
14 Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 12] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 12]
15 Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 18] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 18]
16 82° Cross Recessed Countersunk Head Tapping Screws - Type AB (ABR) [ASME]
ASME B 18.6.3 (H1B-I/H1B-IA+T1A) - 2024 		82° Cross Recessed Countersunk Head Tapping Screws - Type AB (ABR)
17 Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 12] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 12]
18 Type II Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table VI4] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table VI4]
19 Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type A Thread Forming [Table 10] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type A Thread Forming [Table 10]
20 Flat Coutersunk Trim Head Tapping Screws - Type AB and ABR [ASME]
ASME B 18.6.3 (T14-I/T14-IA+T40) - 2013 		Flat Coutersunk Trim Head Tapping Screws - Type AB and ABR
21 Type II Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table VI4] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table VI4]
22 Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 12] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 12]
23 Type I Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 14] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 14]
24 Type I Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 14] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 14]
25 Type IA Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table VI3] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table VI3]
26 Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 19] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 19]
27 Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 19] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 19]
28 Type II Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 16] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 16]
29 Metric Cross Recessed Countersunk Head Tapping Screws [Table 9] [ASME]
ASME B 18.6.5M (T9) - 2000 (R2010) 		Metric Cross Recessed Countersunk Head Tapping Screws [Table 9]
30 Type II Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 16] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 16]
31 Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 17] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 17]
32 Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 18] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 18]
33 Type IA Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 15] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 15]
34 Metric Type IA Cross-Recessed Flat Countersunk Head Tapping Screws [Table 10] [ASME]
ASME B 18.6.5M (T10) - 2000 (R2010) 		Metric Type IA Cross-Recessed Flat Countersunk Head Tapping Screws [Table 10]
35 Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type A Thread Forming [Table 12] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type A Thread Forming [Table 12]
36 Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 17] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 17]
37 Type I Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 14] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 14]
38 Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 18] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 18]
39 82° Cross Recessed Countersunk Head Tapping Screws - Type AB (ABR) [ASME]
ASME B 18.6.3 (T2-I/T2-IA+T40) - 2013 		82° Cross Recessed Countersunk Head Tapping Screws - Type AB (ABR)
40 Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 10] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 10]
41 Type IA Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 15] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 15]
42 Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 11] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 11]
43 Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 10] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 10]
44 Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 19] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 19]
45 Type IA Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table VI3] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table VI3]
46 Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 19] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 19]
47 Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 10] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 10]
48 Type I Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table VI2] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table VI2]
49 Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 18] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 18]
50 Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 17] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 17]
51 Type IA Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 15] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 15]
52 Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 11] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 11]
53 Undercut 82-deg Flat Countersunk Head Tapping Screws - Type AB (ABR) [ASME]
ASME B 18.6.3 (T10-I/T10-IA+T40) - 2013 		Undercut 82-deg Flat Countersunk Head Tapping Screws - Type AB (ABR)
54 Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 17] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 17]
55 Cross Recessed Countersunk Head Tapping Screws [Table 2] [JIS]
JIS B 1122 (AT2) - 1996 		Cross Recessed Countersunk Head Tapping Screws [Table 2]
56 Flex. Purpose Drilling Tapping Screws [JIS]
JIS B 1125 - 2015 		Flex. Purpose Drilling Tapping Screws
57 Cross Recessed Trumpet Head Self Drilling Tapping Screw [JIS]
JIS B 1125 - 2015 		Cross Recessed Trumpet Head Self Drilling Tapping Screw
58 Cross Recessed Countersunk Head Tapping Screws - Threaded Portion are of Class 1 to 4 [Annex Attached Table 2] [JIS]
JIS B 1122 (AAT2) - 1996 		Cross Recessed Countersunk Head Tapping Screws - Threaded Portion are of Class 1 to 4 [Annex Attached Table 2]
59 Recess 80°Truncated Countersunk Head Screws - Type Z [Table 11] [BS]
BS 4174 - 1972 		Recess 80°Truncated Countersunk Head Screws - Type Z [Table 11]
60 cross Recessed Trumpet Head Self Drilling Tapping Screw [JIS]
JIS B 1125 - 2003 		cross Recessed Trumpet Head Self Drilling Tapping Screw
61 Two-thread Countersunk (Flat) Head Tapping Screws with Cross Rocessed for Plastics [UNI]
UNI 9709 - 1990 		Two-thread Countersunk (Flat) Head Tapping Screws with Cross Rocessed for Plastics
62 Cross Recessed Bugle Head Self-drilling Tapping Screws [JIS]
JIS B 1125 - 1995 		Cross Recessed Bugle Head Self-drilling Tapping Screws
63 Cross-Recessed Flat Countersunk Head Tapping Screws [UNI]
UNI 6955 		Cross-Recessed Flat Countersunk Head Tapping Screws
64 Cross Recessed Ribbed Countersunk Head Tapping Screws [JIS]
JIS B 1125 - 2003 		Cross Recessed Ribbed Countersunk Head Tapping Screws
65 Recess 80°countersunk Head Screws - Type Z [Table 9] [BS]
BS 4174 - 1972 		Recess 80°countersunk Head Screws - Type Z [Table 9]
66 Cross Recessed Countersunk (Flat) Head Tapping Screws [NF]
NF E 25-656 - 1994 		Cross Recessed Countersunk (Flat) Head Tapping Screws
67 ISO Metric Cross Recessed Countersunk Head Tapping Screws [AS]
AS /NZS 4407 - 1996 		ISO Metric Cross Recessed Countersunk Head Tapping Screws
68 Cross-Recessed Countersunk (Flat) Head Tapping Screws [KS]
KS B 1032 - 2016 (R2021) 		Cross-Recessed Countersunk (Flat) Head Tapping Screws
69 Cross-Recessed Countersunk (Flat) Head Tapping Screws [KS]
KS B 1032 - 2001 		Cross-Recessed Countersunk (Flat) Head Tapping Screws
70 Cross Recessed Countersunk Head Tapping Screws [YJT]
YJT 4058 (WN1413C) 		Cross Recessed Countersunk Head Tapping Screws