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Unit:mm

Cross Recessed Raised Countersunk Head Tapping Screws

ISO 7051 - 2011

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国际ISO 7051 - 2011 ISO7051 7051ISO Cross Recessed Raised Countersunk Head Tapping Screws
Download CAD Model
国际ISO 7051 - 2011 ISO7051 7051ISO Cross Recessed Raised Countersunk Head Tapping Screws
Download CAD Model
Thread Size
ST2.2 ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3 ST8 ST9.5
P Pitch
a max
dk Theory max
Actual max
min
f ≈
k max
Socket No.
M1 Type H Ref.
Penetration depth Type H max
min
M2 Type Z Ref.
Penetration depth Type H max
min
y Ref. Form C
Form F
Form R
0.8 1.1 1.3 1.4 1.6 1.8 1.8 2.1 2.1
1.6 2.2 2.6 2.8 3.2 3.6 3.6 4.2 4.2
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
0.5 0.7 0.8 1 1.2 1.3 1.4 2 2.3
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
1.2 2.1 2.4 2.6 3.2 3.3 3.5 4.6 5.7
0.9 1.7 1.9 2.1 2.7 2.8 3.0 4.0 5.1
2.0 3.0 4.1 4.4 4.9 6.3 6.6 8.8 9.8
1.20 2.01 2.20 2.51 3.05 3.18 3.45 4.60 5.64
0.95 1.76 1.75 2.06 2.60 2.73 3.00 4.15 5.19
2.0 2.6 3.2 3.7 4.3 5.0 6.0 7.5 8.0
1.6 2.1 2.5 2.8 3.2 3.6 3.6 4.2 4.2
/ / 2.7 3.2 3.6 4.3 5.0 6.3 /

Alternative history

ISO 7051 - 1983 ISO 7051 - 2011

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  • Material: stainless steel, carbon steel; Nominal diameter: M1-M14; Nominal length: 5-400mm
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ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Undercut Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 26]
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ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 28]
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ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Undercut Oval Countersunk Head Tapping Screws - Type AB Thread Forming [Table 26]
32 Type I Cross Recessed Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 21] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 21]
33 Type II Cross Recessed Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 23] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 23]
34 Type IA Cross Recessed Undercut Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 26] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Undercut Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 26]
35 Type I Cross Recessed Oval Countersunk Head Tapping Screws - Type AB Thread Forming [Table 21] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Oval Countersunk Head Tapping Screws - Type AB Thread Forming [Table 21]
36 Type IA Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 29] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 29]
37 Type I Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 28] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 28]
38 Type I Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 28] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 28]
39 Type I Cross Recessed Undercut Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 25] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type I Cross Recessed Undercut Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 25]
40 Type II Cross Recessed Oval Countersunk Head Tapping Screws - Type A Thread Forming [Table 23] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Oval Countersunk Head Tapping Screws - Type A Thread Forming [Table 23]
41 Type II Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 30] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 30]
42 Cross Recessed Raised Countersunk Head Tapping Screws - Type AB and ABR [ASME]
ASME B 18.6.3 (T8-I/T8-IA+T40) - 2013 		Cross Recessed Raised Countersunk Head Tapping Screws - Type AB and ABR
43 Type IA Cross Recessed Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 22] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 22]
44 Undercut Oval 82-deg Countersunk Head Tapping Screws - Type AB and ABR [ASME]
ASME B 18.6.3 (H3D-I/H3D-IA+T1A) - 2024 		Undercut Oval 82-deg Countersunk Head Tapping Screws - Type AB and ABR
45 Type II Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 30] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 30]
46 Type IA Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 29] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 29]
47 Type II Cross Recessed Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 23] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 23]
48 Type II Cross Recessed Undercut Oval Countersunk Head Tapping screws - Type AB Thread Forming [Table 27] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Undercut Oval Countersunk Head Tapping screws - Type AB Thread Forming [Table 27]
49 Metric Type IA Cross-Recessed Oval Countersunk Head Tapping Screws [Table 14] [ASME]
ASME B 18.6.5M (T14) - 2000 (R2010) 		Metric Type IA Cross-Recessed Oval Countersunk Head Tapping Screws [Table 14]
50 Type II Cross Recessed Undercut Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 27] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Undercut Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 27]
51 Type IA Cross Recessed Oval Countersunk Head Tapping Screws - Type A Thread Forming [Table 22] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type IA Cross Recessed Oval Countersunk Head Tapping Screws - Type A Thread Forming [Table 22]
52 Type II Cross Recessed Undercut Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 27] [ASME]
ASME B 18.6.4 - 1998 (R2005) 		Type II Cross Recessed Undercut Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 27]
53 Cross Recess 80° Truncated Raised Countersunk Head Screws [Table 15] [BS]
BS 4174 - 1972 		Cross Recess 80° Truncated Raised Countersunk Head Screws [Table 15]
54 Cross Recessed Raised Countersunk (Oval) Head Tapping Screws [NF]
NF E 25-657 - 1994 		Cross Recessed Raised Countersunk (Oval) Head Tapping Screws
55 Cross Recessed Raised Countersunk Head Tapping Screws - Threaded Portion are of Class 1 to 4 [Annex Attached Table 3] [JIS]
JIS B 1122 (AAT3) - 1996 		Cross Recessed Raised Countersunk Head Tapping Screws - Threaded Portion are of Class 1 to 4 [Annex Attached Table 3]
56 Cross Recessed Raised Countersunk Head Tapping Screws [Table 3] [JIS]
JIS B 1122 (AT3) - 1996 		Cross Recessed Raised Countersunk Head Tapping Screws [Table 3]
57 ISO Metric Cross Recessed Raised Countersunk Head Tapping Screws [AS]
AS /NZS 4408 - 1996 		ISO Metric Cross Recessed Raised Countersunk Head Tapping Screws
58 Cross-Recessed Raised Countersunk (Oval) Head Tapping Screws [KS]
KS B 1032 - 2016 (R2021) 		Cross-Recessed Raised Countersunk (Oval) Head Tapping Screws
59 Cross-Recessed Raised Countersunk (Oval) Head Tapping Screws [KS]
KS B 1032 - 2001 		Cross-Recessed Raised Countersunk (Oval) Head Tapping Screws