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NB /T 31082 - 2016

High-strength Bolting Assemblies for Tower on Wind Turbine - Hexagon Head Bolts

NB /T 31082 - 2016 风电机组塔架用高强度螺栓连接副——六角头螺栓

See all versions and complete specifications: High-strength Bolting Assemblies for Tower on Wind Turbine - Hexagon Head Bolts — Full Specification Page

Dimensional Specifications — NB /T 31082 - 2016 (mm)

Size	P	e	r	k_max	k_min	s_max	s_min	ds_max	ds_min	k_nominal	ds_nominal
M36	4	65	2.5	40	71.3	68	39	23.95	26.05	38	25
M39	4.5	70	3	46	82.6	76	45	26.95	29.05	44	28

Related Standards

GB /T 1231 (bolt) - 2024— High Strength Bolts with Large Hexagon Head Assemblies for Steel Structures GB /T 9125.1 - 2020— Hex Bolt for Pipe Flange Connection - PN Designated GB /T 9125.2 - 2020— Hex Bolt for Pipe Flange Connection - Class Designated GB /T 16939 - 2016— High Strength Bolts for Joints of Space Grid Structures GB /T 9125 - 2010— Hex Bolt for Pipe Flange Connection GB /T 1228 - 2006— High Strength Bolts with Large Hexagon Head for Steel Structures GB /T 9125 - 2003— Hex Bolt for Pipe Flange Connection GB /T 16939 - 1997— High Strength Bolts for Joints of Space Grid Structures

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