Stainless Steel 422 Washers

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Stainless Steel 422 Washers Manufacturer and Supplier in Kinshasa, Congo

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Mukau Fasteners, a trusted manufacturer and supplier based in Kinshasa, Congo, specializes in high-quality Stainless Steel 422 Washers, known for their excellent corrosion resistance, durability, and strength. Designed for reliable load distribution and secure fastening in industrial, marine, and chemical environments, these washers offer long-lasting performance under demanding conditions. Using advanced manufacturing processes and rigorous quality control, Mukau Fasteners ensures that each Stainless Steel 422 Washer meets international standards. The company serves industries such as oil and gas, chemical processing, power generation, and construction, providing washers that deliver precision, reliability, and consistent performance in critical applications.

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Stainless Steel 422 Washers are made from ferritic stainless steel with a high chromium content and small additions of nickel and molybdenum, which enhance corrosion resistance and mechanical stability. Mechanically, they offer good tensile strength, toughness, and excellent resistance to oxidation and scaling at high temperatures. These washers maintain their structural integrity and dimensional stability under stress and elevated temperatures, ensuring reliable performance. Their unique combination of corrosion resistance and mechanical durability makes them ideal for demanding industrial applications where both strength and longevity are essential.

Stainless Steel 422 Washers Chemical Composition

Element	min	max
Carbon, C	0.20	0.25
Manganese, Mn	0.20	0.60
Silicon, Si	—	1.0
Sulfur, S	—	0.030
Phosphorus, P	—	0.040
Chromium, Cr	11	13.50
Tungsten, W	0.75	1.25
Nickel, Ni	0.50	1.00
Vanadium, V	0.17	0.30
Copper, Cu	—	0.50
Iron, Fe	—	*Balance

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Stainless Steel 422 Washers Mechanical Properties

Property	Imperial	Metric
Density	0.28 lb/in³	7.75 g/cc
Tensile Strength	140 ksi	965 MPa
Yield Strength at 0.2% Offset	115 ksi	793 MPa
Modulus of Elasticity	190 – 210 GPa	27557 – 30458 ksi
Poisson’s Ration	0.27 – 0.30	0.27 – 0.30
Elongation in 4D	13%	13%
Reduction of Area	25%	25%
Hardness, Rockwell B	95 max	95 max

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To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.

Stainless Steel 422 Washers are widely used in industries that require corrosion-resistant and durable fastening solutions. They are ideal for chemical processing plants, offshore and onshore oil and gas installations, power generation equipment, and marine engineering projects. These washers provide stable load distribution, protecting machinery, pipelines, pressure vessels, and structural assemblies from wear and damage. Their ability to withstand harsh chemical environments, high temperatures, and mechanical stress ensures long-term reliability. Mukau Fasteners supplies Stainless Steel 422 Washers in various sizes and specifications, offering dependable solutions for industrial, marine, and engineering applications where performance and durability are critical.

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Types of Stainless Steel 422 Washers

We are committed to maintaining the highest standards for our Stainless Steel 422 Washers. Our documentation includes commercial invoices, packaging documents, heat treatment plans, and quality control programs. We offer various test certifications such as MTCs by EN 10204/3.1b, PMI test certificates, and 100% radiography test reports. Third party inspection certification further ensures our unique quality and customer satisfaction.