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Metal Sealing Washers

Standard: DIN7603
Commodity: Metal Sealing Washers
Also Named: DIN 7603 Gaskets
Material: Steel
Diameter: M2/ M2.5/ M3/ M3.5/ M4/ M5/ M6/ M7/ M8/ M10/ M12/ M14/ M16/ M18/ M20/ M22/ M24/ M27/ M30/ M36/ M42/ M48/ M56/ M64/ M72/ M80/ M90/ M100
Finish: Plain, Black, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
MOQ: 1000kgs
Lead Time: 30 to 60 days

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Product Introduction

AYA Fasteners (Hebei) Co., Ltd. is one of the most experienced manufacturers and suppliers of metal sealing washers in China. Please feel free to buy high quality metal sealing washers made in China here from our factory. For price consultation, contact us.

Metal Sealing Washers-AYA

As a global supplier of customized fastening solutions, AYA's senvice process is also as close to customers as AYA's products. From describing needs to follow-up services, AYA will promptly and spare no effort to help customers solve any fastening problems that arise, to eliminate the concern of customers.

Product Description

Product Name	Metal Sealing Washers
Also Named	DIN 7603 Gaskets
Material	Steel
Standard	DIN7603
Diameter	Φ4×8, Φ5×7.5, Φ5.5×8, Φ6.5×9.5, Φ7×15, Φ8×11.5, Φ10×13.5, Φ12×15.5, Φ12×16, Φ12×19, Φ14×18, Φ14×20, Φ15×19, Φ15×23, Φ16×20, Φ17×21, Φ18×22, Φ20×24, Φ21×26, Φ22×27, Φ23×28, Φ24×29, Φ25×30, Φ26×31, Φ27×32, Φ28×33, Φ30×36, Φ32×38, Φ33×39, Φ35×41, Φ36×42, Φ38×44, Φ39×46, Φ40×47, Φ42×49, Φ44×51, Φ45×52, Φ48×55, Φ50×57, Φ52×60, Φ54×62, Φ55×63, Φ56×64, Φ58×66, Φ60×68, Φ64×72, Φ65×74, Φ70×79, Φ75x84, Φ78×88, Φ80×90, Φ85×95, Φ90×100
Finish	Plain, Black, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated

Size			Φ4×8	Φ5×7.5	Φ5.5×8	Φ6.5×9.5	Φ7×15	Φ8×11.5	Φ10×13.5	Φ12×15.5	Φ12×16	Φ12×19
Size			Φ4×8	Φ5×7.5	Φ5.5×8	Φ6.5×9.5	Φ7×15	Φ8×11.5	Φ10×13.5	Φ12×15.5	Φ12×16	Φ12×19
d	min=nominal size		4.2	5.2	5.7	6.7	7.2	8.2	10.2	12.2	12.2	12.2
d	max		4.5	5.5	6	7	7.5	8.5	10.5	12.5	12.5	12.5
dc	max=nominal size		7.9	7.4	7.9	9.4	14.9	11.4	13.4	15.4	15.9	18.9
dc	min		7.7	7.2	7.7	9.2	14.7	11.2	13.2	15.2	15.7	18.7
L	Al,St,Cu,Vf,Zn	Nominal Size	1	1	1	1	1.5	1	1	1.5	1.5	1.5
		max	1.2	1.2	1.2	1.2	1.7	1.2	1.2	1.7	1.7	1.7
		min	0.8	0.8	0.8	0.8	1.3	0.8	0.8	1.3	1.3	1.3
	FA	Nominal Size	1	1	1	1	1	1	1	1.5	1.5	1.5
		max	1.2	1.2	1.2	1.2	1.2	1.2	1.2	1.65	1.65	1.65
		min	0.8	0.8	0.8	0.8	0.8	0.8	0.8	1.35	1.35	1.35
	Prg	Nominal Size	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5
		max	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.6
		min	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.4
	Pr		0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3
per 1000 units≈kg	±25%	FA	0.066	0.039	0.043	0.063	0.373	0.092	0.111	0.195	0.23	0.461
		Vf	0.036	0.022	0.024	0.035	0.228	0.051	0.062	0.107	0.126	0.282
		Prg	0.017	0.01	0.011	0.016	0.113	0.023	0.028	0.033	0.038	0.139
		Pr	0.01	0.006	0.007	0.01	0.069	0.014	0.017	0.02	0.023	0.085
		Al	0.089	0.053	0.058	0.085	0.559	0.124	0.15	0.264	0.311	0.691
		St	0.259	0.155	0.168	0.247	1625	0.362	0.435	0.767	0.905	2.01
		Cu	0.294	0.176	0.191	0.28	1.842	0.412	0.493	1.87	1.03	2.28
		Zn	-	-	-	-	1.478	-	-	-	-	1.828
Size			Φ14×18	Φ14×20	Φ15×19	Φ15×23	Φ16×20	Φ17×21	Φ18×22	Φ20&×24	Φ21×26	Φ22×27
Size			Φ14×18	Φ14×20	Φ15×19	Φ15×23	Φ16×20	Φ17×21	Φ18×22	Φ20&×24	Φ21×26	Φ22×27
d	min=nominal size		14.2	14.2	15.2	15.2	16.2	17.2	18.2	20.2	21.2	22.2
d	max		14.5	14.5	15.5	15.5	16.5	17.5	18.5	20.5	21.5	22.5
dc	max=nominal size		17.9	19.9	18.9	22.9	19.9	20.9	21.9	23.9	25.9	26.9
dc	min		17.7	19.7	18.7	22.7	19.7	20.7	21.7	23.7	25.7	26.7
L	Al,St,Cu,Vf,Zn	Nominal Size	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5
		max	1.7	1.7	1.7	1.7	1.7	1.7	1.7	1.7	1.7	1.7
		min	1.3	1.3	1.3	1.3	1.3	1.3	1.3	1.3	1.3	1.3
	FA	Nominal Size	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5
		max	1.65	1.65	1.65	1.65	1.65	1.65	1.65	1.65	1.65	1.65
		min	1.35	1.35	1.35	1.35	1.35	1.35	1.35	1.35	1.35	1.35
	Prg	Nominal Size	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5
		max	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.6
		min	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.4
	Pr		0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3
per 1000 units≈kg	±25%	FA	0.264	0.44	0.28	0.644	0.3	0.32	0.328	0.36	0.5	0.522
		Vf	0.145	0.242	0.154	0.394	0.165	0.176	0.18	0.198	0.275	0.288
		Prg	0.045	0.074	0.047	0.195	0.05	0.053	0.055	0.06	0.083	0.087
		Pr	0.027	0.044	0.028	0.119	0.03	0.032	0.033	0.036	0.05	0.052
		Al	0.356	0.595	0.378	0.967	0.403	0.433	0.444	0.488	0.675	0.705
		St	1.03	1.73	1.1	2.81	1.179	1.26	1.29	1.42	1.96	2.05
		Cu	1.17	1.96	1.25	3.19	1.33	1.43	1.46	1.16	2.22	2.32
		Zn	-	1.71	-	2.556	-	-	-	-	-	-
Size			Φ23×28	Φ24×29	Φ25×30	Φ26×31	Φ27×32	Φ28×33	Φ30×36	Φ32×38	Φ33×39	Φ35×41
Size			Φ23×28	Φ24×29	Φ25×30	Φ26×31	Φ27×32	Φ28×33	Φ30×36	Φ32×38	Φ33×39	Φ35×41
d	min=nominal size		23.3	24.3	25.3	26.3	27.3	28.3	30.3	32.3	33.3	35.3
d	max		23.6	24.6	25.6	26.6	27.6	28.6	30.6	32.6	33.6	35.6
dc	max=nominal size		27.9	28.9	29.9	30.9	31.9	32.9	35.9	37.9	38.9	40.9
dc	min		27.7	28.7	29.7	30.7	31.7	32.7	35.7	37.7	38.7	40.7
L	Al,St,Cu,Vf,Zn	Nominal Size	2	2	2	2	2	2	2	2	2	2
		max	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2
		min	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8
	FA	Nominal Size	2	2	2	2	2	2	2	2	2	2
		max	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2
		min	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8
	Prg	Nominal Size	1	1	1	1	1	1	1	1	1	1
		max	1.15	1.15	1.15	1.15	1.15	1.15	1.15	1.15	1.15	1.15
		min	0.85	0.85	0.85	0.85	0.85	0.85	0.85	0.85	0.85	0.85
	Pr		0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3
per 1000 units≈kg	±25%	FA	0.705	0.733	0.765	0.793	0.815	0.845	1.13	1.2	1.24	1.3
		Vf	0.386	0.403	0.422	0.435	0.45	0.463	0.62	0.655	0.673	0.713
		Prg	0.177	0.184	0.19	0.197	0.204	0.212	0.28	0.298	0.305	0.323
		Pr	0.054	0.055	0.057	0.059	0.062	0.064	0.084	0.09	0.092	0.097
		Al	0.95	0.99	1.03	1.07	1.1	1.14	1.52	1.6	1.65	1.74
		St	2.77	2.88	2.99	3.1	3.21	3.31	4.41	4.66	4.8	5.07
		Cu	3.24	3.26	3.4	3.51	3.64	3.75	5	5.27	5.44	5.73
		Zn	-	-	-	-	-	-	-	-	-	-
Size			Φ36×42	Φ38×44	Φ39×46	Φ40×47	Φ42×49	Φ44×51	Φ45×52	Φ48×55	Φ50×57	Φ52×60
Size			Φ36×42	Φ38×44	Φ39×46	Φ40×47	Φ42×49	Φ44×51	Φ45×52	Φ48×55	Φ50×57	Φ52×60
d	min=nominal size		36.3	38.3	39.3	40.3	42.3	44.3	45.3	48.3	50.2	52.5
d	max		36.6	38.6	39.6	40.6	42.6	44.6	45.6	48.6	50.5	53
dc	max=nominal size		41.9	43.9	45.9	46.9	48.9	50.9	51.9	54.9	56.9	59.8
dc	min		41.7	43.7	45.7	46.7	48.7	50.7	51.7	54.7	56.7	59.5
L	Al,St,Cu,Vf,Zn	Nominal Size	2	2	2	2	2	2	2	2	2	2.5
		max	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.7
		min	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	2.3
	FA	Nominal Size	2	2	2	2	2	2	2	2	2	2
		max	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2
		min	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8
	Prg	Nominal Size	1	1	1	1	1	1	1	1	1	1.5
		max	1.15	1.15	1.15	1.15	1.15	1.15	1.15	1.15	1.15	1.7
		min	0.85	0.85	0.85	0.85	0.85	0.85	0.85	0.85	0.85	1.3
	Pr		0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3
per 1000 units≈kg	±25%	FA	1.34	1.41	1.74	1.76	1.83	1.91	1.95	2.07	2.15	2.9
		Vf	0.732	0.767	0.943	0.966	1.02	1.06	1.08	1.14	1.18	1.6
		Prg	0.332	0.348	0.428	0.438	0.457	0.478	0.479	0.518	0.54	0.87
		Pr	0.1	0.104	0.128	0.132	0.138	0.144	0.144	0.156	0.162	0.174
		Al	1.79	1.88	2.32	2.37	2.47	2.58	2.64	2.8	2.9	3.85
		St	5.2	5.47	6.73	6.88	7.2	7.5	7.67	8.15	8.45	11.4
		Cu	5.88	6.15	6.96	7.8	8.15	8.5	8.68	9.23	9.56	12.9
		Zn	-	-	-	-	-	-	-	-	-	-
Size			Φ54×62	Φ55×63	Φ56×64	Φ58×66	Φ60×68	Φ64×72	Φ65×74	Φ70×79	Φ75×84	Φ78×88
Size			Φ54×62	Φ55×63	Φ56×64	Φ58×66	Φ60×68	Φ64×72	Φ65×74	Φ70×79	Φ75×84	Φ78×88
d	min=nominal size		54.5	55.5	56.5	58.5	60.5	64.5	65.5	70.5	75.5	78.5
d	max		55	56	57	59	61	65	66	71	76	79
dc	max=nominal size		61.8	62.8	63.8	65.8	67.8	71.8	73.8	78.8	83.8	87.8
dc	min		61.5	62.5	63.5	65.5	67.5	71.5	73.5	78.5	83.5	87.5
L	Al,St,Cu,Vf,Zn	Nominal Size	2.5	2.5	2.5	2.5	2.5	2.5	2.5	2.5	2.5	2.5
		max	2.7	2.7	2.7	2.7	2.7	2.7	2.7	2.7	2.7	2.7
		min	2.3	2.3	2.3	2.3	2.3	2.3	2.3	2.3	2.3	2.3
	FA	Nominal Size	2	2	2	2	2	2	2	2	2	2
		max	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2	2.2
		min	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8
	Prg	Nominal Size	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5
		max	1.7	1.7	1.7	1.7	1.7	1.7	1.7	1.7	1.7	1.7
		min	1.3	1.3	1.3	1.3	1.3	1.3	1.3	1.3	1.3	1.3
	Pr		0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3
per 1000 units≈kg	±25%	FA	3	3.11	3.14	3.22	3.32	3.52	3.58	4.68	5	5.86
		Vf	1.67	1.72	1.75	1.77	1.83	1.94	1.97	2.58	2.76	3.22
		Prg	0.9	0.93	0.942	0.965	1	1.05	1.07	1.4	1.5	1.76
		Pr	0.18	0.186	0.187	0.193	0.2	0.213	0.214	0.28	0.3	0.352
		Al	4.06	4.2	4.3	4.35	4.48	4.8	4.83	6.35	6.75	7.9
		St	11.8	12.2	12.3	12.6	13	13.85	14	18.4	19.6	23
		Cu	13.4	13.8	13.95	14.3	14.8	15.7	15.9	20.9	22.3	26.1
		Zn	-	-	-	-	-	-	-	-	-	-
Size			Φ80×90	Φ85×95	Φ90×100	-	-	-	-	-	-	-
Size			Φ80×90	Φ85×95	Φ90×100	-	-	-	-	-	-	-
d	min=nominal size		80.7	85.7	90.7	-	-	-	-	-	-	-
d	max		81.2	86.2	91.2	-	-	-	-	-	-	-
dc	max=nominal size		89.8	94.8	99.8	-	-	-	-	-	-	-
dc	min		89.5	94.5	99.5	-	-	-	-	-	-	-
L	Al,St,Cu,Vf,Zn	Nominal Size	2.5	2.5	2.5	-	-	-	-	-	-	-
		max	2.7	2.7	2.7	-	-	-	-	-	-	-
		min	2.3	2.3	2.3	-	-	-	-	-	-	-
	FA	Nominal Size	2	2	2	-	-	-	-	-	-	-
		max	2.2	2.2	2.2	-	-	-	-	-	-	-
		min	1.8	1.8	1.8	-	-	-	-	-	-	-
	Prg	Nominal Size	1.5	1.5	1.5	-	-	-	-	-	-	-
		max	1.7	1.7	1.7	-	-	-	-	-	-	-
		min	1.3	1.3	1.3	-	-	-	-	-	-	-
	Pr		0.3	0.3	0.3	-	-	-	-	-	-	-
per 1000 units≈kg	±25%	FA	5.95	6.25	6.61	-	-	-	-	-	-	-
		Vf	3.25	3.43	3.63	-	-	-	-	-	-	-
		Prg	1.79	1.88	2	-	-	-	-	-	-	-
		Pr	0.358	0.376	0.4	-	-	-	-	-	-	-
		Al	8	8.45	8.95	-	-	-	-	-	-	-
		St	23.1	24.5	25.9	-	-	-	-	-	-	-
		Cu	26.3	27.8	29.5	-	-	-	-	-	-	-
		Zn	-	-	-	-	-	-	-	-	-	-

Product Details

Metal Sealing Washers-detail

Product Advantages

Metal Sealing Washers-advantages

Advantages of DIN 7603 Sealing Washer

1. Metal-to-metal contact provides torque control and a finished appearance.

2. Metal sealing washers can be used to seal the element against external damage.

3. DIN 7603 gaskets are designed for vacuum and high pressure liquids or gases.

4. The DIN 7603 sealing washer are used to seal in and out of liquids, gases, solids and dust.

5. Sealing washers are available for standard screws and bolts.

Quality Inspection

Metal Sealing Washers-check

The QC inspectors are well experienced in the products knowledge as well as the manufacturing techniques. Special instruments are applied to conduct multiple testings to ensure that the final products could meet the requirements of the market and customers.

Packaging & Container Loading

Metal Sealing Washers-package

The packaging could be customized according to customer needs. And it would be fully reinforced to prevent unexpected damages during the shipment.

Mature warehousing and logistics system, and digital tools make the goods delivery high efficient.

Usage Scenarios

Metal Sealing Washers-usage

Why Choose AYA?

AYA advantage

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