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QJ 2581 - 1993

Hexagon Head Bolts with Thread to Head in Titanium Alloys

QJ 2581 - 1993 钛合金六角头全螺纹螺栓

See all versions and complete specifications: Hexagon Head Bolts with Thread To Head in Titanium Alloys — Full Specification Page

Dimensional Specifications — QJ 2581 - 1993 (mm)

Size	P	k_max	k_min	s_max	s_min	k_nominal
M3	7.66	7	6.78	2.8	2.92	2.68
M4	11.05	10	9.78	4	4.15	3.85
M5	17.77	16	15.73	6.4	6.58	6.22
M6	20.03	18	17.73	7.5	7.68	7.32

Related Standards

GB /T 5781 - 2025— Hexagon Head Bolts - Full Thread - Product Grade C GB /T 5781 - 2016— Hexagon Head Bolts - Full Thread - Product Grade C GB /T 5783 - 2016— Hexagon Head Bolts - Full Thread GB /T 5786 - 2016— Hexagon Head Bolts with Fine Pitch Thread - Full Thread GB /T 5781 - 2000— Hexagon Head Bolts - Full Thread - Product GradeC GB /T 5783 - 2000— Hexagon Head Bolts - Full Thread - Grade A and B GB /T 5786 - 2000— Hexagon Head Bolts with Fine Pitch Thread - Full Thread GB /T 5781 - 1986— Hexagon Head Bolts - Full Thread - Product Grade C

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