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JB /T 1755 - 1991

Hexagon Tube Fittings Nuts

JB /T 1755 - 1991 六角接头螺母

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Dimensional Specifications — JB /T 1755 - 1991 (mm)

Size	P	e	r	k_max	k_min	s_max	s_min	ds_max	ds_min	k_nominal	ds_nominal
6	M24*1.5	0.07	15	28.5	30	18.5	24.5	17	4	34.6	22
10	M36*2	0.12	2	39	41	28.5	36.5	20	5	47.3	26
15	M42*2	0.21	2	47.5	50	34.5	42.5	22	5	57.7	28

Related Standards

GB /T 9125.1 - 2020— Hexagon Nuts for Pipe Flange Connection, Type 1 GB /T 9125.1 - 2020— Hexagon Nuts for Pipe Flange Connection, Type 2 GB /T 9125.2 - 2020— Hexagon Nuts for Pipe Flange Connection, Type 1 GB /T 9125.2 - 2020— Hexagon Nuts for Pipe Flange Connection, Type 2 GB /T 9125 - 2010— Hexagon Nuts for Pipe Flange Connection, Type 1 GB /T 5647 - 2008— Flared Couplings - Style A Nut GB /T 5649 - 2008— Flared Couplings - Lock Nut GB /T 9125 - 2003— Hexagon Nuts for Pipe Flange Connection, Type 1

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