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BS 4395

High Strength Plain Washers

BS 4395-1 - 1969 高强度平垫 Table 10

See all versions and complete specifications: High Strength Plain Washers — Full Specification Page

Dimensional Specifications — BS 4395 (mm)

Size	P	k_max	k_min	s_max	s_min	k_nominal
M16	23.4	4.2	3.8	23	50	48.5
M20	29.4	4.2	3.8	29	60	58.5
M22	38.8	4.6	4.2	38.4	85	83.5
(M12)	17.8	3.4	3	17.4	37	36

Related Standards

GB /T 1231 (washer) - 2024— High Strength Plain Washers for Steel Structural GB /T 3632 (H) - 2008— Torshear Type Plain Washer for Steel Structures GB /T 1230 - 2006— High Strength Plain Washers for Steel Structural GB /T 18230.5 - 2000— Plain Washers for High-strength Structural Bolting Hardened and Tempered GB /T 3632 (W) - 1995— Torshear Type Plain Washer for Steel Structures GB /T 1230 - 1991— High Strength Plain Washers for Steel Structures GB /T 32076.11 - 2024— High-strength Structural Bolting Assemblies for Preloading Part 11: Load Indicating Washer GB /T 32076.11 (HN) - 2024— High-strength Structural Bolting Assemblies for Preloading Part 11: Nut Face Washers (HN)

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