AYA FASTENERS Guide | What Are Metal Sealing Washers Used For?

Nominal Diameter d		3	4	5	6	7	8	9	10	11	12	13	14	15	16	17
d	Nominal Size (D12)	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17
	min	3.02	4.03	5.03	6.03	7.04	8.04	9.04	10.04	11.05	12.05	13.05	14.05	15.05	16.05	17.05
	max	3.12	4.15	5.15	6.15	7.19	8.19	9.19	10.19	11.23	12.23	13.23	14.23	15.23	16.23	17.23
dc	Nominal Size (d12)	6	8	10	12	13	14	15	16	17	18	19	20	21	22	24
	min	5.85	7.81	9.81	11.77	12.77	13.77	14.77	15.77	16.77	17.77	18.725	19.725	20.725	21.725	23.725
	max	5.97	7.96	9.96	11.95	12.95	13.95	14.95	15.95	16.95	17.95	18.935	19.935	20.935	21.935	23.935

 

Nominal Diameter d		18	19	20	22	22	25	25	26	28	30	32	35	36	37	40
					30	32	35	36
d	Nominal Size (D12)	18	19	20	22	22	25	25	26	28	30	32	35	36	37	40
	min	18.05	19.065	20.065	22.065	22.065	25.065	25.065	26.065	28.065	30.065	32.08	35.08	36.08	37.08	40.08
	max	18.23	19.275	20.275	22.275	22.275	25.275	25.275	26.275	28.275	30.275	32.33	35.33	36.33	37.33	40.33
dc	Nominal Size (d12)	25	26	28	30	32	35	36	37	40	42	45	45	45	47	50
	min	24.725	25.725	27.725	29.725	31.67	34.67	35.67	36.67	39.67	41.67	44.67	44.67	44.67	46.67	49.67
	max	24.935	25.935	27.935	29.935	31.92	34.92	35.92	36.92	39.92	41.92	44.92	44.92	44.92	46.92	49.92

 

Nominal Diameter d		42	45	45	48	50	50	52	55	56	56	60	63	65	70	75
			55	56		62	63			70	72
d	Nominal Size (D12)	42	45	45	48	50	50	52	55	56	56	60	63	65	70	75
	min	42.08	45.08	45.08	48.08	50.08	50.08	52.1	55.1	56.1	56.1	60.1	63.1	65.1	70.1	75.1
	max	42.33	45.33	45.33	48.33	50.33	50.33	52.4	55.4	56.4	56.4	60.4	63.4	65.4	70.4	75.4
dc	Nominal Size (d12)	52	55	56	60	62	63	65	68	70	72	75	80	85	90	95
	min	51.6	54.6	55.6	59.6	61.6	62.6	64.6	67.6	69.6	71.6	74.6	79.6	84.53	89.53	94.53
	max	51.9	54.9	55.9	59.9	61.9	62.9	64.9	67.9	69.9	71.9	74.9	79.9	84.88	89.88	94.88

 

Nominal Diameter d		80	85	90	95	100	100	105	110	120	130	140	150	160	170
						120	125
d	Nominal Size (D12)	80	85	90	95	100	100	105	110	120	130	140	150	160	170
	min	80.1	85.12	90.12	95.12	100.12	100.12	105.12	110.12	120.12	130.145	140.145	150.145	160.145	170.145
	max	80.4	85.47	90.47	95.47	100.47	100.47	105.47	110.47	120.47	130.545	140.545	150.545	160.545	170.545
dc	Nominal Size (d12)	100	105	110	115	120	125	130	140	150	160	170	180	190	200
	min	99.53	104.53	109.53	114.53	119.53	124.455	129.455	139.455	149.455	159.455	169.455	179.455	189.37	199.37
	max	99.88	104.88	109.88	114.88	119.88	124.855	129.855	139.855	149.855	159.855	169.855	179.855	189.83	199.83
①, Material: Shims: Minimum quality St 2 K50 according to DIN 1624

 

Main Features & Advantages

Metal sealing washers offer several notable benefits and features.

01

Superior Sealing Qualities

They have superior sealing qualities, guaranteeing a trustworthy and efficient seal that stops drips and leaks. Because of this, they are ideal for applications that need a tight seal, especially those that involve high pressure, such as water pipelines and connections.

02

Reliable And Strong Seal

Sealing washers' innate strength and the material's sealing capacity work together to provide a reliable and strong seal. They are durable even in challenging circumstances since they can tolerate high pressures and temperatures.

03

Multi-scenario sealing solutions

Metal sealing washers provide a strong and reliable sealing solution, making them the perfect option for various industrial and plumbing applications.

Metal sealing washers find a wide range of applications across various industries.

 One of the primary uses of these washers is in the plumbing sector, where they are employed in water pipes and connections. The excellent sealing properties of metal washers ensure a tight and reliable seal, preventing leaks and drips in plumbing systems. Whether in residential, commercial, or industrial settings, metal sealing washers are crucial in maintaining the integrity of water supply networks.
 In addition to plumbing, metal sealing washers are extensively utilized in automotive applications. They are commonly found in engines, transmissions, and other critical components that require a secure seal. The ability of metal washers to withstand high pressures and temperatures makes them ideal for sealing various fluid systems in vehicles. Whether it is oil, coolant, or hydraulic fluid, metal sealing washers ensure leak-free operation, promoting the longevity and efficiency of automotive systems.
 Another notable application of metal sealing washers is in the manufacturing and processing industries. These washers are employed in equipment and machinery where tight seals are essential. For instance, metal sealing washers are used in pipelines in food and beverage processing plants to prevent contamination and maintain hygiene standards. Similarly, in chemical processing plants, these washers provide reliable sealing in systems that handle corrosive substances. Metal sealing washers also find their place in the aerospace and defense sectors. The demanding conditions and extreme environments faced by aircraft and military equipment require robust sealing solutions.
 With their resilience and ability to withstand high pressures and temperatures, metal washers are crucial in ensuring the integrity and safety of critical systems in these industries. From household appliances to heavy machinery, metal sealing washers are utilized in various applications where a reliable and durable seal is required. Their versatility, strength, and ability to withstand extreme conditions make them indispensable in industries where precision and safety are paramount.

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