DIN 478 Square Head Bolts With Collar

DIN 478 Equivalents

Square Head Bolts With Collar

Thread d			M5	M6	M8	M10	M12	M16	M20	M24
P			0.8	1	1.25	1.5	1.75	2	2.5	3
b		l<125mm	16	18	22	26	30	38	45	54
b		l>125mm	–	–	–	32	36	44	52	60
c		nominal	2	2	2	3	3	4	5	6
		min.	1.88	1.88	1.88	2.88	2.88	3.85	4.85	5.85
		max.	2.12	2.12	2.12	3.12	3.12	4.15	5.15	6.15
da		max.	5.7	6.8	9.2	11.2	13.7	17.7	22.4	26.4
dc		nominal=max.	9.5	10.5	13.5	16.5	19.5	25	31	36
dc		min.	8.92	9.8	12.8	15.8	18.66	24.16	30	35
ds		nominal=max.	5	6	8	10	12	16	20	24
ds		min.	4.82	5.82	7.78	9.78	11.73	15.73	19.67	23.67
e		nominal=max.	6.5	8	10	13	17	22	28	32
e		min.	5.92	7.42	9.42	12.3	16.3	21.16	27.16	31
k		nominal	7	8	10	13	15	20	25	28
		max.	6.82	7.82	9.82	12.78	14.78	19.74	24.74	27.74
		min.	7.18	8.18	10.18	13.22	15.22	20.26	25.26	28.26
k´		min.	3.4	4.1	5.5	6.9	8.3	11.1	13.8	15.2
r		min.	0.25	0.25	0.4	0.4	0.6	0.6	0.8	0.9
s		nominal=max.	5	6	8	10	13	17	22	24
s		min.	4.82	5.82	7.78	9.78	12.73	16.73	21.67	23.67
x1		max.	2	2.5	3.2	3.8	4.3	5	6.3	7.5
l			weight kg/1000pcs
nominal	min.	max.	weight kg/1000pcs
10	9.71	10.29	3.19	4.57
16	1565	16.35	3.94	5.65	10.8
20	19.58	20.42	4.6	6.35	12.1	21.9
25	24.58	25.42	5.37	7.45	13.7	24.4	39.5
30	29.58	30.42	6.74	8.55	15.7	27.5	43	88
35	34.5	35.5		9.65	17.7	30.6	47.5	95	172	240
40	39.5	40.5		10.9	19.7	33.7	52	102	182	255
45	44.5	45.5			21.7	36.8	56.5	110	193	270
50	49.5	50.5				39.9	61	118	203	285
55	54.4	55.6				43	65.5	126	215	300
60	59.4	60.6				46.1	70	134	227	315
70	69.4	70.6					79	150	252	350
80	79.4	80.6					88	176	277	385
90	89.3	90.7					97	192	302	420
100	99.3	100.7						208	327	455
110	109.3	110.7						224	352	490
120	119.3	120.7						240	377	525
140	139.2	140.8						272	427	595
160	159.2	160.8							477	665
180	179.2	180.8							527	735