ISO 4028 - 1993 Hexagon socket set screws with dog point

Unit: 毫米(mm)

Thread Size
d

M1.6

M2.5

P	Pitch
d_p	max
	min
e	min
s	Nominal Size
	max
	min
t	min	Short
		Long
z	max（Short）
	min（Short）
	max（Long）
	min（Long）
L₀ ^①	Nominal Size

0.35	0.4	0.45
0.80	1.00	1.50
0.55	0.75	1.25
0.803	1.003	1.427
0.7	0.9	1.3
0.724	0.902	1.295
0.711	0.889	1.270
0.7	0.8	1.2
1.5	1.7	2
0.65	0.75	0.88
0.40	0.50	0.63
1.05	1.25	1.50
0.80	1.00	1.25
2.5	3	4

per 1000 units ≈ kg(7.85kg/cm3)

①,When L ≤ L0, it is a short screw; When L>L0, it is a long screw.

GB /T 79 - 2007

Hexagon Socket Set Screws with Dog Point
Suppliers(1)

GB /T 79 - 2000

Hexagon Socket Set Screws with Dog Point
Suppliers(1)

GB 79 - 1985

Hexagon Socket Set Screws with Dog Point
Suppliers(1)

DIN 915 - 1980

Hexagon Socket Set Screws With Dog Point
Suppliers(1)

ISO 4028 - 2003

Hexagon Socket Set Screws With Dog Point

JIS B 1177 (T4) - 2007

Hexagon Socket Set Screws With Dog Point

JIS B 1177 (T3) - 1997

Hexagon socket head cap screws

JIS B 1177 - 1988

Hexagon socket screws with dog point

Q 285

Hexagon socket set screws with dog point

ASME/ANSI B 18.3 - 2003

Spline socket set screws (half dog point)

ASME/ANSI B 18.3.6M (HALF DOG) - 1986 (R2002)

Metric Hexagon Socket Half Dog Point Set Screws (ASTM F912M / F880M /A1-70)

UNI 5925

Hexagon Socket Head Set Screws With Dog Point

NF E 25-173 - 2004

Hexagon Socket Set Screws With Dog Point

BS 2470 - 1973

Hexagon Socket Set Screws With Dog Point - BA Thread

BS 2470 - 1973

Hexagon Socket Cheese Head Screws - Unified Thread

BS 2470 - 1973

Hexagon Socket Head Cap Screws With Dog Point - BSW Thread

AS /NZS 1421 - 1996

ISO Metric Hexagon Socket Set Screws - Dog Point [Table 5]

CNS 4479 - 1981

Hexagon Socket Set Screws With Dog Point

KS B 1028 (T3) - 1990 (R2020)

Hexagon Socket Set Screw with Dog Point

DIN EN ISO 4028 - 2004

Hexagon Socket Set Screws With Dog Point
Suppliers(1)

ASME B 18.3 - 2012

Hexagon Socket Set Screws (Half Dog Point) [Table 14] (ASTM F912 / F880)

ASME B 18.3 - 2003 (R2008)

Hexagon Socket Set Screws (Half Dog Point)

GB	GB /T 79
ISO	ISO 4028
DIN	DIN EN ISO 4028
ASME/ANSI	ANSI/ASME B 18.3.6M(HALF DOG)
UNI	UNI 5925
Some of the above standards may be approximate equivalent. If there is any objection, the standard original shall prevail.