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QJ 2389 - 1992

Double End Studs

QJ 2389 - 1992 等长双头螺柱

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Dimensional Specifications — QJ 2389 - 1992 (mm)

Size	P	s_max
M2	0.45	11
M3	1	18
M4	1.25	28
M2.5	0.7	14

Related Standards

GB /T 9125.1 - 2020— Double End Studs for Pipe Flange Connection - PN Designated GB /T 9125 - 2010— Double End Studs - Product Grade B for Pipe Flange Connection GB /T 9125 - 2010— Double End Studs for Pipe Flange Connection GB /T 9125 - 2003— Double End Studs for Pipe Flange Connection GB /T 897 - 1988— Double End Studs, bm=1d GB /T 898 - 1988— Double End Studs-bm=1.25d GB /T 899 - 1988— Double End Studs b1=1.5d GB /T 900 - 1988— Double End Studs-bm=2d

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