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Unit:inch

Heavy Duty Type US3 Projection Welding Studs

IFI 148 (US3) - 2002

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美标IFI 148 (US3) - 2002 IFI148 148IFI Heavy Duty Type US3 Projection Welding Studs

Screw Thread
d

1/4

5/16

3/8

7/16

1/2

PP	UNC
d_k	max
d_k	min
k	max
k	min
h	max
h	min
d₂	max
b	max
b	min
e	max
e	min

20	18	16	14	13
0.717	0.780	0.905	0.967	1.030
0.687	0.750	0.875	0.937	1.000
0.083	0.098	0.114	0.161	0.161
0.073	0.088	0.104	0.151	0.151
0.035	0.035	0.040	0.050	0.050
0.030	0.030	0.035	0.045	0.045
0.540	0.600	0.700	0.760	0.820
0.21	0.27	0.27	0.33	0.33
0.17	0.23	0.23	0.29	0.29
0.1	0.1	0.13	0.13	0.13
0.08	0.08	0.11	0.11	0.11

Similar Standards

1		[GB] GB /T 902.4 (PS) - 2010	Threaded Studs with Flange for Short-cycle Drawn Arc Stud Welding - PS Type Threaded Stud with Flanged View Suppliers
2		[DIN] DIN 34817 - 2017	Weld Screws with Metric Thread
3		[IFI] IFI 148 (UC4) - 2002	Type UC4 Projection Weld Studs
4		[IFI] IFI 148 (TD) - 2002	Type TD Projection Weld Studs
5		[IFI] IFI 148 (U3) - 2002	Type U3 Projection Weld Studs
6		[IFI] IFI 148 (UR) - 2002	Type UR Projection Weld Studs
7		[DIN] DIN 34817 - 2001	Weld Screws with Metric Thread
8		[IFI] IFI 148 (TUS3) - 2002	Type TUS3 Projection Weld Studs
9		[DIN] DIN 32501-1 (GA) - 1991	Studs for Stud Welding with Tip Ignition; Threaded Bolt
10		[IFI] IFI 148 (TC4) - 2002	Flat Round Head with Rings on Undertake Surface Welding Screws
11		[IFI] IFI 148 (T3) - 2002	Type T3 Projection Weld Studs
12		[JIS] JIS B 1195 - 2009	Flat Round Head Weld Bolts
13		[BS] BS 7670-1 - 1993	Screws for Resistance Projection Welding [Table 1]
14		[JIS] JIS B 1195 - 1994	Flat Head Welding Screws
15		[KS] KS B 1057 - 2001	Flat Round Head Weld Screws
16		[YJT] YJT 1005	Spot Welding Stud (ANSI/ASME/IFI)