JIS B 1195 - 1994 Flat head welding screws

Unit: 毫米(mm)

Thread Size
d

P	Pitch	Coarse thread
		Fine thread
d_k	Nominal Size
	max
	min
k	Nominal Size
	max
	min
d₁	Nominal Size
	max
	min
h	Nominal Size
	max
	min
d₀	max
r

0.7	0.8	1
/	/	/
10	12	14
10.4	12.4	14.4
9.6	11.6	13.6
1.3	1.8	2
1.5	2	2.2
1.1	1.6	1.8
1.5	2	2.5
1.75	2.25	2.75
1.25	1.75	2.25
0.7	0.7	0.8
0.8	0.8	0.9
0.6	0.6	0.7
8.5	10	11.5
0.2~0.5	0.2~0.6	0.25~0.7

①,a≤4P
②, The shape of screw end shall be as rolled end for bolts with nominal screw thread of M8 or less and chamfered end or flat point for those with nominal screw thread of M10 or more. The as·rolled end shall ensure good leading into internal screw thread.
When chamfered end or flat point is required for bolt with nominal screw thread of M8 or less, it shall be specified by the purchaser.

GB /T 902.4 (PS) - 2010

Threaded Studs With Flange For Short-cycle Drawn Arc Stud Welding - PS Type Threaded Stud With Flanged
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IFI 148 (U3) - 2002

Type U3 Projection Weld Studs
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IFI 148 (UR) - 2002

Type UR Projection Weld Studs
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IFI 148 (UC4) - 2002

Type UC4 Projection Weld Studs
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IFI 148 (T3) - 2002

Type T3 Projection Weld Studs
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IFI 148 (US3) - 2002

Heavy Duty Type US3 Projection Welding Studs
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IFI 148 (TC4) - 2002

Flat Round Head With Rings On Undertake Surface Welding Screws
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IFI 148 (TUS3) - 2002

Type TUS3 Projection Weld Studs
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IFI 148 (TD) - 2002

Type TD Projection Weld Studs
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DIN 34817 - 2017

Weld Screws With Metric Thread
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DIN 34817 - 2001

Weld Screws With Metric Thread
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DIN 32501-1 (GA) - 1991

Studs For Stud Welding With Tip Ignition; Threaded Bolt

JIS B 1195 - 2009

Flat Round Head Weld Bolts
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Q 198

Weld Screws, Type A
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Q 198B

Weld Screws, Type B

Q 198C

Weld Screws, Type C
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Q 199

Overhead Projection Weld Bolts - Type A

Q 199B

Overhead Projection Weld Bolts - Type B

Q 2A8

Welding screws for plastic

BS 7670-1 - 1993

Screws For Resistance Projection Welding [Table 1]

KS B 1057 - 2001

Flat Round Head Weld Screws

YJT 1005

Spot welding stud (ANSI/ASME/IFI)

QC /T 598 (A) - 1999

Weld Bolts, Type A

QC /T 599 (A) - 2013

Overhead Projection Weld Bolts - Type A

QC /T 599 (B) - 2013

Overhead Projection Weld Bolts - Type B

QC /T 891 - 2011

Welding Screws For Plastic

QC /T 598 (B) - 1999

Weld Bolts, Type B

QC /T 598 (C) - 1999

Weld Bolts, Type C

QC /T 599 (B) - 1999

Overhead Projection Weld Bolts - Type B

QC /T 599 (A) - 1999

Overhead Projection Weld Bolts - Type A

Suzhou Hanlinyu Precision Hardware Co., Ltd.
Contact:	Amy Li
Cellphone：	86-13771867939
QQ：	402398463
email：	402398463@qq.com
Material: Carbon steel, Stainless steel; Grade: 8.8; Specifications: M2-M12