DIN 7990

Equivalent Standards

DIN 7990 Hexagon head bolts for steel structures Dimensions

Thread d	p	b	c	da	ds			dw	e	k			k	r	s
			max	max	nominal	min	max	min	min	nominal	min	max	min	min	nominal=max	min
M12	1.75	17.75	0.6	14.7	12	11.3	12.7	17.2	20.88	8	7.55	8.45	5.28	0.6	19	18.48
M16	2	21	0.8	18.7	16	15.3	16.7	22	26.17	10	9.25	10.75	6.47	0.6	24	23.16
M20	2.5	23.5	0.8	24.4	20	19.16	20.84	27.7	32.95	13	12.1	13.9	8.47	0.8	30	29.16
M22	2.5	25.5	0.8	26.4	22	21.16	22.84	29.5	35.03	14	13.1	14.9	9.17	0.8	32	31
M24	3	26	0.8	28.4	24	23.16	24.84	33.2	39.55	15	14.1	18.9	9.87	0.8	36	35
M27	3	29	0.8	32.4	27	26.16	27.84	0.8	45.2	17	16.1	17.9	11.27	1	41	40
M30	3.5	30.5	0.8	35.4	30	29.16	27.84	42.7	50.85	19	17.95	20.05	12.56	1	46	45