Hexagonal Weld Nuts

Specification of Hexagonal Weld Nuts

DIN929 Standard

Thread Size      D			M3	M4	M5	M6	M8	M10	7/16 UNF-2B ①	7/16 UNF-2B①	M12	(M14)	M16
P	Pitch	Coarse thread	0.5	0.7	0.8	1	1.25	1.5	/	/	1.75	2	2
		Fine thread 1	/	/	/	/	1	1.25	/	/	1.25	1.5	1.5
		Fine thread 2	/	1	/	/	/	1	20*	20*	1.5	/	/
b	Nominal Size		0.80	0.80	0.80	0.90	1.00	1.25	1.25	1.25	1.25	1.50	1.50
	max		1.00	1.00	1.00	1.12	1.25	1.55	1.55	1.55	1.55	1.90	1.90
	min		0.60	0.60	0.60	0.68	0.75	0.95	0.95	0.95	0.95	1.10	1.10
d1	Nominal Size (d11)		4.50	6.00	7.00	8.00	10.50	12.50	12.50	13.50	14.80	16.80	18.80
	max		4.47	5.97	6.96	7.96	10.45	12.45	12.45	13.45	14.75	16.75	18.735
	min		4.395	5.895	6.87	7.87	10.34	12.34	12.34	13.34	14.64	16.64	18.605
d2	min=nominal size (H13)		4.50	6.00	7.00	8.00	10.50	12.50	13.50	13.50	14.80	16.80	18.80
	max		4.68	6.18	7.22	8.22	10.77	12.77	13.77	13.77	15.07	17.07	19.13
d3	max		3.15	4.2	5.25	6.3	8.4	10.5	11.7	11.7	12.6	14.7	16.8
e	min		8.15	9.83	10.95	12.02	15.38	18.74	18.74	20.91	20.91	24.27	26.51
h1	max		0.55	0.65	0.7	0.75	0.9	1.15	1.15	1.4	1.4	1.8	1.8
	min		0.45	0.55	0.6	0.6	0.75	0.95	0.95	1.2	1.2	1.6	1.6
h2	max		0.25	0.35	0.4	0.4	0.5	0.65	0.65	0.8	0.8	1	1
	min		0.15	0.25	0.3	0.3	0.35	0.5	0.45	0.6	0.6	0.8	0.8
m	max=nominal size (h14)		3	3.5	4	5	6.5	8	10	10	10	11	13
	min		2.75	3.2	3.7	4.7	6.14	7.64	9.64	9.64	9.64	10.57	12.57
s	max=nominal size (h13)		7.5	9	10	11	14	17	17	19	19	22	24
	min		7.28	8.78	9.78	10.73	13.73	16.73	16.73	18.67	18.67	21.67	23.67
	per 1000 units≈kg		0.78	1.13	1.73	2.5	5.27	9.58	12	14	13.7	21.3	28.5
Ensure the load(N)	Coarse thread		3800	6800	11000	15500	28300	44800	/	/	65300	89700	123000
	Fine thread 1		/	/	/	/	30200	47800	/	/	72100	97500	132000
	Fine thread 2		/	1	/	/	/	50200	53600	53600	68200	/	/

GB13681 Standard

Thread Size      D			M4	M5	M6	M8	M10	M12	(M14)	M16
P	Pitch	Coarse thread	0.7	0.8	1	1.25	1.5	1.75	2	2
		Fine thread	/	/	/	1	1	1.5	1.5	1.5
		Fine thread	/	/	/	/	(1.25)	(1.25)	/	/
da	max		4.6	5.75	6.75	8.75	10.8	13	15.1	17.3
	min		4	5	6	8	10	12	14	16
dw	min		7.88	8.88	9.63	12.63	15.63	17.37	19.57	21.57
e	min		9.83	10.95	12.02	15.38	18.74	20.91	24.27	26.51
d1	max		5.97	6.96	7.96	10.45	12.45	14.75	16.75	18.735
	min		5.885	6.87	7.87	10.34	12.34	14.64	16.64	18.605
d3	max		6.18	7.22	8.22	10.77	12.77	15.07	17.07	19.13
	min		6	7	8	10.5	12.5	14.8	16.8	18.8
h1	max		0.65	0.7	0.75	0.9	1.15	1.4	1.8	1.8
	min		0.55	0.6	0.6	0.75	0.95	1.2	1.6	1.6
h2	max		0.35	0.4	0.4	0.5	0.65	0.8	1	1
	min		0.25	0.3	0.3	0.35	0.5	0.6	0.8	0.8
b	max		1	1	1.12	1.25	1.55	1.55	1.9	1.9
	min		0.6	0.6	0.68	0.75	0.95	0.95	1.1	1.1
m	max		3.5	4	5	6.5	8	10	11	13
	min		3.2	3.7	4.7	6.14	7.64	9.64	10.3	12.3
s	max		9	10	11	14	17	19	22	24
	min		8.78	9.78	10.73	13.73	16.73	18.67	21.67	23.67
Ensure the load(N)			6800	11000	15500	28300	44800	65300	89700	123000
per 1000 units≈kg			1.09	1.48	2.18	4.55	8.13	11.79	16.35	22.24

Advantages of Hexagonal Weld Nuts

1. No burrs on the surface
2. Smooth chamfer
3. Thread can pass go and no-go gauges.
4. Complete specifications, stable quality

Applications of Hexagonal Weld Nuts

Electronic hardware, medical equipment, instrumentation, automobile, aviation and navigation, and military manufacturing.

Materials we can use on Hexagonal Weld Nuts

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