Square Weld Nuts

Specification of Square Weld Nuts

DIN928 Standard

Thread Size       D		M4	M5	M6	M8	M10	7/16 SW17①	7/16    SW19①	M12	M14	M16
P	Coarse Thread	0.7	0.8	1	1.25	1.5	/	/	1.75	2	2
	Fine Thread-1	/	/	/	1	1	/	/	1.25	1.5	1.5
	Fine Thread -2	/	/	/	/	1.25	20	20	1.5	/	/
b	Nominal size	0.8	1.0	1.2	1.5	1.8	1.8	2.0	2.0	2.5	2.5
	max	0.95	1.15	1.35	1.65	2.0	2.0	2.2	2.2	2.7	2.7
	min	0.65	0.85	1.05	1.35	1.6	1.6	1.8	1.8	2.3	2.3
d1	min=nominal size (H13)	5	6	7.5	10	12.5	12.5	13.5	13.5	16.8	18.8
	max	5.18	6.18	7.72	10.22	12.77	12.77	13.77	13.77	17.07	19.13
d2	max	4.2	5.25	6.3	8.4	10.5	11.7	11.7	12.6	14.7	16.8
d3	min	6.4	8.2	9.1	12.8	15.6	15.6	17.4	17.4	20.4	22.4
e	min	9	12	13	18	22	22	25	25	28	32
h1	Nominal Size	0.6	0.8	0.8	1	1.2	1.2	1.4	1.4	1.4	1.6
	max	0.7	0.9	0.9	1.1	1.3	1.3	1.5	1.5	1.5	1.7
	min	0.5	0.7	0.7	0.9	1.1	1.1	1.3	1.3	1.3	1.5
h2	min	0.4	0.6	0.7	1.1	1.25	1.25	1.75	1.75	1.75	2
	max	1.3	1.5	1.8	2.0	2.2	2.2	3.0	3.0	3.2	4.0
m	max=nominal size (h13)	3.5	4.2	5	6.5	8	9	9	9.5	11	13
	min	3.2	3.9	4.7	6.14	7.64	8.64	8.64	9.14	10.57	12.57
s	max=nominal size (h13)	7	9	10	14	17	17	19	19	22	24
	min	6.64	8.64	9.64	13.57	16.57	16.57	18.48	18.48	21.48	23.48
per 1000 units		0.81	1.70	2.40	6.50	11.30	12.5	16.5	16.5	26.7	35.8
Ensure the load(N)	Coarse Thread	6800	11000	15500	28300	44800	/	/	65300	89700	123000
	Fine Thread-1	/	/	/	30200	50200	/	/	72100	97500	132000
	Fine Thread -2	/	/	/	/	47800	53600	53600	68200	/	/

Applications of Square Weld Nuts

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

Advantages of Square 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

Materials we can use on Square Weld Nuts

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