ISO 10642 - 2019 Hexagon Socket Countersunk Head Screws With Reduced Loadability

Unit: 毫米(mm)

Thread Size
d

M2.5

P	Pitch
b	Ref.
d_k	Theoretical	max
	Actual	max
		min
d_s	max
	min
e ^①	min
k	Ref.	max
		min
r	min
s	Nominal Size
	max
	min
t	max
	min
Minimum tensile load(N)-8.8 ^②
Minimum tensile load(N)-10.9 ^②
Minimum tensile load(N)-12.9 ^②
Minimum tensile load(N)-50 ^③
Minimum tensile load(N)-70 ^③
Minimum tensile load(N)-80 ^③

0.4	0.45	0.5
/	/	18
4.7	5.88	6.72
4.09	5.08	5.81
3.7	4.8	5.54
2	2.5	3
1.86	2.36	2.86
1.454	1.733	2.303
1.35	1.69	1.86
1.13	1.408	1.522
0.1	0.1	0.1
1.3	1.5	2
1.36	1.56	2.08
1.32	1.52	2.02
0.85	1.15	1.25
0.75	1	1.1
1330	2180	3220
1730	2820	4180
2020	3310	4910
830	1360	2010
1160	1900	2810
1330	2180	3220

Thread Length
b

①,e mim=1.14 S min
①,ref.
②,80% of the values for F_m,min as specified in ISO 898-1.
③,80% of the values for F_m,min as specified in ISO 3506-1.
④,a ≤ 2P.

GB /T 70.3 - 2023

Hexagon Socket Countersunk Head Screws with Reduced Loadability
Suppliers(1)

GB /T 70.3 - 2008

Hexagon Socket Countersunk Head Screws
Suppliers(1)

GB /T 70.3 - 2000

Hexagon Socket Countersunk Head Screws
Suppliers(1)

IFI 535 - 1982

Metric Socket Countersunk Head Cap Screws

DIN 7991 - 1986

Hexagon Socket Countersunk Head Cap Screws
Suppliers(6)

ISO 10642 - 2004

Hexagon Socket Countersunk Head Screws
Suppliers(2)

ISO 10642 - 1997

Hexagon socket countersunk head screws
Suppliers(2)

JIS B 1194 - 2006

Hexagon Socket Countersunk Head Screws

Q 250

Hexagon socket countersunk head screws

ASME/ANSI B 18.3 - 2003

Spline socket flat countersunk head cap screws

ASME/ANSI B 18.3.5M - 1993

Metric hexagon socket countersunk head screws

ASME/ANSI B 18.3.5M - 1986

Metric hexagon socket countersunk head screws

ASME/ANSI B 18.3.5M - 1986 (R2008)

Metric Hexagon Socket Countersunk Head Cap Screws (ASTM F835M / F879M / A1-70)

UNI 5933 - 1988

Hexagon Socket Countersunk Head Screws - ISO Metric Coarse Pitch Thread - Product Grade A

NF E 25-146 - 2004

Hexagon Socket Countersunk Head Screws

BS 4168-8 - 1982

Metric Hexagon Socket Countersunk Head Screws

BS 2470 - 1973

Hexagon Socket Countersunk Head Screws - Unified Thread

CNS 4558 - 1981

Hexagon Socket Countersunk Head Screws

DIN EN ISO 10642 - 2020

Hexagon Socket Countersunk Head Screws
Suppliers(6)

DIN EN ISO 10642 - 2013

Hexagon socket countersunk head screws
Suppliers(6)

DIN EN ISO 10642 - 2004

Hexagon Socket Countersunk Head Screws
Suppliers(6)

IS 6761 - 1994 (R2004)

Countersunk Head Screws With Hexagon Socket

ASME B 18.3 - 2012

Hexagon Socket Flat Countersunk Head Cap Screws [Table 8] (ASTM F835 / F879)

ASME B 18.3 - 2003 (R2008)

Hexagon Socket Flat Countersunk Head Cap Screws

Yuyao Hutson Metal Product Co., Ltd.
Contact:	Ma Huazhen/Xu Tianyang
Cellphone：	86-13095941973
email：	62828345@163.com
Material: stainless steel, A2-70, A2-80, A4-70, A4-80, A2(302, 303, 304), A4(316), 410, 430; Complete specifications

Ningbo SiTuo Fastener Co., Ltd
Contact:	Petty Cao
Cellphone：	86-15381997760
email：	silany_1122@163.com
Material: carbon steel, stainless steel; Grade: 4.8, 8.8, 10.9, 12.9; Surface treatment: according to customer requirements; Complete specifications, non-standard customization.

GB	GB /T 70.3
ISO	ISO 10642
DIN	DIN EN ISO 10642
UNI	UNI 5933
Some of the above standards may be approximate equivalent. If there is any objection, the standard original shall prevail.