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QC /T 598

Weld Bolts, Type A

QC /T 598 (A) - 1999 平圆头下承面凸焊螺钉 A型

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Dimensional Specifications — QC /T 598 (mm)

Size	P	e	r	k_max	k_min	s_max	s_min	ds_max	ds_min	k_nominal	ds_nominal
M4	0.8	2.4	2.6	2.25	9.75	12.5	12.23	1.25	0.9	2.5	9.5
M5	1.25	2.9	3.1	3.25	14.25	19	18.67	1.45	1.1	3.5	14
M6	1.75	3.4	3.6	4.75	18.75	24	23.67	1.65	1.3	5	18.5

Related Standards

GB /T 902.4 (PS) - 2010— Threaded Studs with Flange for Short-cycle Drawn Arc Stud Welding - PS Type Threaded Stud with Flanged IFI 148 (U3) - 2002— Type U3 Projection Weld Studs IFI 148 (UR) - 2002— Type UR Projection Weld Studs IFI 148 (UC4) - 2002— Type UC4 Projection Weld Studs IFI 148 (T3) - 2002— Type T3 Projection Weld Studs IFI 148 (US3) - 2002— Heavy Duty Type US3 Projection Welding Studs IFI 148 (TC4) - 2002— Flat Round Head with Rings on Undertake Surface Welding Screws IFI 148 (TUS3) - 2002— Type TUS3 Projection Weld Studs

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