ISO 1483 - 1983 Slotted raised countersunk head tapping screws

Unit: 毫米(mm)

Thread Size

ST2.2

ST2.9

ST3.5

P	Pitch
a	max
d_k	Theoretical	max
	Actual	max
		min
f	≈
k	max
n	Nominal Size
	min
	max
r	max
R₁	≈
t	min
	max
y	Type C
	Type F

0.8	1.1	1.3
0.8	1.1	1.3
4.4	6.3	8.2
3.8	5.5	7.3
3.5	5.2	6.9
0.5	0.7	0.8
1.1	1.7	2.35
0.5	1.8	1
0.56	0.86	1.06
0.7	1	1.2
0.8	1.2	1.4
4	6	8.5
0.8	1.2	1.4
1	1.45	1.7
2	2.6	3.2
1.6	2.1	2.5

GB /T 5284 - 2017

Slotted Raised Countersunk(Oval) Head Tapping Screws

GB /T 5284 - 1985

Slotted Raised Countersunk Head Tapping Screws

IFI 502 - 1982

Metric Slotted Oval Countersunk Head Tapping Screws

DIN 7973 - 1990

Slotted Raised Countersunk Head Tapping Screws
Suppliers(1)

ISO 1483 - 2011

Slotted Raised Countersunk (Oval) Head Tapping Screws

JIS B 1115 (JA5) - 2015

Slotted Raised countersunk head tapping screws [Table JA5]

JIS B 1115 (T9) - 2015

Slotted Raised Countersunk Head Tapping Screws [Table 9]

JIS B 1115 (T3) - 1996

Slotted raised countersunk head tapping screws [Table 3]

JIS B 1115 (AT3) - 1996

Slotted Raised countersunk head tapping screws [Annex Table 3]

ASME/ANSI B 18.6.3 - 2010

80° Machine Screw and Tapping Screw Nuts (Inch Seires)

NF E 25-661 - 1994

Slotted Raised Countersunk (Oval) Head Tapping Screws

BS 4174 - 1972

80°Slotted Raised Countersunk Head Tapping Screws [Table 12]

BS 4174 - 1972

Cross Recess 80° Raised Countersunk Head Tapping Screws [Table 13]

BS 4174 - 1972

Slotted 80° truncated Raised Countersunk Head Screws [Table 14]

AS /NZS 4405 - 1996

ISO metric slotted raised countersunk head tapping screws

DIN EN ISO 1483 - 2011

Slotted Raised Countersunk (Oval) Head Tapping Screws
Suppliers(1)

ASME B 18.6.3 (H2A+T1A) - 2024

82° Dimensions of Slotted Oval Countersunk Head Tapping Screws

ASME B 18.6.3 (H3C+T1A) - 2024

80° Slotted Undercut Oval Countersunk Head Tapping Screws - Type AB、ABR

ASME B 18.6.3 (T7+T40) - 2013

82° Dimensions of Slotted Oval Countersunk Head Tapping Screws [Table 7]

ASME B 18.6.3 (T11t) - 2013

80° Slotted Undercut Oval Countersunk Head Tapping Screws [Table 11]

ASME B 18.6.5M (T12) - 2000 (R2010)

Metrice slotted raised countersunk head tapping screws [Table 12]

ASME B 18.6.4 - 1998 (R2005)

slotted Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 20]

ASME B 18.6.4 - 1998 (R2005)

slotted Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 20]

ASME B 18.6.4 - 1998 (R2005)

slotted Oval Countersunk Head Tapping Screws - Type AB Thread Forming [Table 20]

ASME B 18.6.4 - 1998 (R2005)

slotted Oval Countersunk Head Tapping Screws - Type A Thread Forming [Table 20]

GB	GB /T 5284
ISO	ISO 1483
DIN	DIN EN ISO 1483
Some of the above standards may be approximate equivalent. If there is any objection, the standard original shall prevail.