Click Specification

Metric Hexagon Head Anchor Bolt

BS 7419 - 1991

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Screw Thread
d

M16

M20

M24

M30

M36

M42

M48

M56

M64

P	Pitch
b	max
b	min
d_s	max
d_s	min
e	min
k	Nominal Size
	min
	max
s	max=nominal size
s	min

2	2.5	3	3.5	4	4.5	5	5.5	6
122	127.5	133	140.5	148	155.5	163	172.5	182
116	120	124	130	136	142	148	156	164
16.7	20.84	24.84	30.84	37	43	49	57.2	65.2
15.3	19.16	23.16	29.16	35	41	47	54.8	62.8
26.17	32.95	39.55	50.85	60.79	71.3	82.6	93.56	104.86
10	12.5	15	18.7	22.5	26	30	35	40
9.25	11.6	14.1	17.65	21.45	24.95	28.95	33.75	38.75
10.75	13.4	15.9	19.75	23.55	27.05	31.05	36.25	41.25
24	30	36	46	55	65	75	85	95
23.16	29.16	35	45	53.8	63.1	73.1	82.8	92.8

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