SJ 2838 - 1987 - 易紧通

Unit: 毫米(mm)

Thread Size
d

ST3

ST4.0

ST5

P	Pitch
d_k	max
	min
k	max
	min
a	max
y	Ref.
Socket No.
M	max
Insert Depth / max
Insert Depth / min
d_c	washer I	max
		min
h	washer I	max
		min
d_c	washer II	max
		min
h	washer II	max
		min

1.06	1.41	1.59
6.4	8.5	10.6
5.9	8	10
2.6	2.85	3.55
2.3	2.55	3.25
1.06	1.41	1.59
2.6	3.7	4.3
2	2	2
3.7	4	4.8
1.63	1.93	2.73
1.06	1.35	2.14
9	12	15
8.64	11.57	14.57
0.9	1.1	1.4
0.7	0.9	1
12	15	18
11.57	14.57	17.57
1.1	1.4	1.8
0.9	1	1.4

GB /T 9074.18 (S2) - 2017

Cross Recessed Pan Head Tapping Screws And Plain Washer Assemblies

GB /T 9074.18 (S2) - 2002

Cross Recessed Pan Head Tapping Screws And Plain Washer Assemblies

GB /T 9074.18 - 1988

Cross recessed pan head tapping screws and plain washer assemblies

GB 9074.19 - 1988

Cross Recessed Pan Head Tapping Screw And Large Plain Washer Assemblies

GB /T 9074.18 (S3) - 2017

Slotted pan head tapping screws and plain washer assemblies

GB /T 9074.18 (S3) - 2002

Slotted pan head tapping screws and plain washer assemblies

DIN 6901 - 1990

Tapping screw and washer assemblies

ISO 10510 (S2) - 2011

Cross Recessed Pan Head Tapping Screw With Plain Washers

ISO 10510 (S2) - 1999

Cross Recessed Pan Head Tapping Screw And Plain Washer Assmblies

ISO 10510 (S3) - 2011

Slotted Pan Head Tapping Screws With Plain Washer

JIS B 1129 - 1999

Cross recessed tapping screw and plain washer assmblies

Q 220

Cross recessed pan head tapping screws and plain washers assemblies

Q 220B

Cross recessed pan head tapping screws and plain washer assemblies

Q 221

Cross recessed pan head tapping screws and large plain washers assemblies

Q 221B

Cross recessed pan head tapping screws and large plain washer assemblies

ASME/ANSI B 18.13.1M - 2011

Metric Slotted Pan Head Tapping Screw and Spring Washer Assemblies-SEMS (Screws Having Tapping Screw Thread Diameter)

NF E 25-523 - 1999

Cross Recessed Pan Head Tapping Screw And Washers Assemblies With Plain Washers

SJ 2839 - 1987

Cross Recessed Round Head Tapping Screws with Lock Washers External Teeth Assembly

DIN EN ISO 10510 (S2) - 2011

Cross-recessed Pan Head Tapping Screws and Washer Assemblies with Plain Washers

DIN EN ISO 10510 (S3) - 2011

Slotted Pan Head Tapping Screws With Plain Washer

ASME B 18.13 - 2017

Slotted Pan Head Tapping Screw and Spring Washer Assemblies-SEMS (Type B Tapping Screw Thread Diameter)