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This product is regulated by the following standards:

Technical data

Square bevel washers for U-sections

This standard specifies properties for square washers, wedge-shaped for U-beams, for screw connections, strength class 5.6.

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Dimensions in mm - DIN 434
Publication date: 04/2000 - Supersedes DIN: 434: 04/1990
thread size	d min=nom	a nom	b nom	h nom	e nom	t~	r~	Approximate weight, in kg x1000 pcs, (ρ=7,85 kg/dm3)
M 8	9	22	22	3.8	2.9	0.5	1.6	9.57
M 10	11	22	22	3.8	2.9	0.5	1.6	8.85
M 12	13.5	26	30	4.9	3.7	0.7	2	18.2
M 16	17.5	32	36	5.9	4.45	0.8	2.4	31.4
M 20	22	40	44	7	5.25	0.9	2.8	56.9
M 22	24	44	50	8	6	1	3.2	82.3
M 24	26	56	56	8.5	6.26	1	3.2	128
M 27	30	56	56	8.5	6.26	1	3.2	119

Dimensions in mm - DIN 434 Publication date 04-1990
thread size	d min=nom	a nom	b nom	h nom	e nom	t~	r~	Approximate weight, in kg x1000 pcs, (ρ=7,85 kg/dm3)
M 8	9	22	22	3.8	2.9	0.5	1.6	9.57
M 10	11	22	22	3.8	2.9	0.5	1.6	8.85
M 12	14	26	30	4.9	3.7	0.7	2	18.2
M 16	18	32	36	5.9	4.45	0.8	2.4	31.4
M 20	22	40	44	7	5.25	0.9	2.8	56.9
M 22	24	44	50	8	6	1	3.2	82.3
M 24	26	56	56	8.5	6.26	1	3.2	128
M 24 A *	26	56	56	7.4	6	1	3.7	123
M 27	30	56	56	8.5	6.26	1	3.2	119
M 27 A *	30	56	56	7.4	6	1	3.2	114
* for washers with 5% ± 0.5% inclination e=h (nom) -0.025 b (nom)

Channel Clamping Plates For UNP Section (Inclination 8％)

This standard DIN 6958 specifies the characteristics of square bavel washers for U-sections, for connectors with class of resistance up to 5.6.

Dimensions in mm - UNI 6598 Publication Date: 03/2002
thread size	d		b			h			Approximate weight, in kg x1000 pcs, (ρ=7,85 kg/dm3)
thread size	min	max	nom	min	max	nom	min	max	Approximate weight, in kg x1000 pcs, (ρ=7,85 kg/dm3)
M 8	9	9.36	22	20	24	3.8	3.2	4.4	9.57
M 10	11	11.43	22	20	24	3.8	3.2	4.4	8.85
M 12	13.5	13.93	26	24	28	4.9	3.9	5.9	18.4
M 16	15.5	15.93	32	29.5	34.5	5.9	4.9	6.9	33.6
M 20	17.5	17.93	32	29.5	34.5	5.9	4.9	6.9	31.8
M 22	20	20.52	40	37.5	42.5	7	6	8	59.3
M 24	22	22.52	40	37.5	42.5	7	6	8	56.9
M 24	24	24.52	44	41.5	42.5	8	7	9	82.3
M 27	26	26.52	56	53	59	8.5	7.3	9.7	128
M 27	30	30.52	56	53	59	8.5	7.3	9.7	119
M 30	33	33.62	62	59	65	9	7.8	10.2	153

Square taper washers for I sections- (14% )

This standard (DIN 435) specifies the characteristics of square taper washers for I-sections, for connectors with class of resistance up to 5.6.

Dimensions in mm - source DIN 435
Publication date: 01 - 2000 Supersedes DIN 435: 12 - 1989
thread size	d min=nom	a nom	b nom	e nom	h nom	r~	t~	Approximate weight, in kg x1000 pcs, (ρ=7,85 kg/dm3)
M 8	9	22	22	3.05	4.6	1.2	0.5	10.2
M 10	11	22	22	3.05	4.6	1.2	0.5	9.4
M 12	13.5	26	30	4.1	6.2	1.6	0.7	20.1
M 16	17.5	32	36	5	7.5	2	0.8	35.6
M 20	22	40	44	6.1	9.2	2.4	0.9	67
M 22	24	44	50	6.5	10	2.4	1	90
M 24	26	56	56	6.9	10.8	2.4	1	143
M 27	30	56	56	6.9	10.8	2.4	1	133

Dimensions in mm - source DIN 435
Publication date: 12 -1989 Supersedes DIN 435: 11 - 1970
thread size	d min=nom	a nom	b nom	e nom	h nom	r~	t~	Approximate weight, in kg x1000 pcs, (ρ=7,85 kg/dm3)
M 8	9	22	22	3.05	4.6	1.2	0.5	10.1
M 10	11	22	22	3.05	4.6	1.2	0.5	9.4
M 12	14	26	30	4.1	6.2	1.6	0.7	20.1
M 16	18	32	36	5	7.5	2	0.8	35.6
M 20	22	40	44	6.1	9.2	2.4	0.9	67
M 22	24	44	50	6.5	10	2.4	1	90
M 24	26	56	56	6.9	10.8	2.4	1	143
M 27	30	56	56	6.9	10.8	2.4	1	133

Square taper washers for resting on IPN beam wings (inclination 14%)

Square taper washers

Dimensions in mm - source DIN 435
Publication date: 01/2000 Supersedes DIN 435: 12/1989
thread size	d min=nom	a nom	b nom	e nom	h nom=max	r~	t~	Approximate weight, in kg x1000 pcs, (ρ=7,85 kg/dm3)
M 8	9	22	22	3.05	4.6	1.2	0.5	10.2
M 10	11	22	22	3.05	4.6	1.2	0.5	9.4
M 12	13.5	26	30	4.1	6.2	1.6	0.7	20.1
M 16	17.5	32	36	5	7.5	2	0.8	35.6
M 20	22	40	44	6.1	9.2	2.4	0.9	67
M 22	24	44	50	6.5	10	2.4	1	90
M 24	26	56	56	6.9	10.8	2.4	1	143
M 27	30	56	56	6.9	10.8	2.4	1	133

Dimensions in mm - source UNI 5715 Publication Date: 03/2002
thread size	d min/nom	a nom	b nom	c nom/min	e nom	h nom	r	t	Approximate weight, in kg x1000 pcs, (ρ=7,85 kg/dm3)
M 12	13	26	30	1.6	4.1	6.2	1.6	0.7	20.4
M 14	15	32	36	1.6	5	7.5	2	0.8	37.8
M 16	17	32	36	1.6	5	7.5	2	0.8	35.7
M 18	19	40	44	1.6	6.1	9.2	2.4	0.9	70
M 20	21	40	44	2	6.1	9.2	2.4	0.9	66.5
M 22	23	44	50	2	6.5	10	2.4	1	89.8
M 24	25	56	56	2	6.9	10.8	2.4	1	142
M 27	28	56	56	2.5	6.9	10.8	2.4	1	134
M 30	31	62	62	2.5	7.5	11.7	2.4	1	174
M 33	37	68	68	3	8	12.5	2.4	1	210