{"id":1540,"date":"2025-12-12T14:30:46","date_gmt":"2025-12-12T06:30:46","guid":{"rendered":"https:\/\/whfastener.com\/?post_type=product&p=1540"},"modified":"2025-12-27T14:35:18","modified_gmt":"2025-12-27T06:35:18","slug":"flat-washer","status":"publish","type":"product","link":"https:\/\/whfastener.com\/ru\/product\/flat-washer","title":{"rendered":"\u041f\u043b\u043e\u0441\u043a\u0430\u044f \u0448\u0430\u0439\u0431\u0430"},"content":{"rendered":"
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Product Overview<\/strong>
\nFlat washers are simple yet critical components designed to distribute the load of a threaded fastener across a wider surface area. They prevent damage to the material being fastened, reduce loosening caused by vibration, and provide a smooth bearing surface for nuts and bolt heads. As a fundamental element in virtually every assembly, our precision-manufactured washers ensure reliable performance and extended joint life.<\/p>\n

Key Advantages<\/strong><\/p>\n

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    Optimal Load Distribution:<\/strong>\u00a0Reduces surface pressure and prevents indentation or damage to soft materials.<\/p>\n<\/li>\n

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    Vibration Resistance:<\/strong>\u00a0Helps maintain clamp load by compensating for surface irregularities.<\/p>\n<\/li>\n

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    Corrosion Barrier:<\/strong>\u00a0Certain finishes act as a sacrificial layer, protecting both the fastener and the host material.<\/p>\n<\/li>\n

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    Electrical Isolation:<\/strong>\u00a0Non-conductive materials (e.g., nylon) provide insulation in electrical applications.<\/p>\n<\/li>\n

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    Cost-Effective Protection:<\/strong>\u00a0A simple, economical solution to prevent costly repair or wear of assembled parts.<\/p>\n<\/li>\n<\/ul>\n

    Material Specifications<\/strong><\/p>\n

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    Material Standard<\/th>\nGrade \/ Type<\/th>\nKey Characteristics<\/th>\n<\/tr>\n<\/thead>\n
    Low Carbon Steel<\/strong><\/td>\nASTM AISI 1008\/1010<\/td>\nGeneral purpose, economical, suitable for plating.<\/td>\n<\/tr>\n
    Stainless Steel<\/strong><\/td>\nASTM A304 \/ 316<\/td>\nExcellent corrosion resistance, high strength.<\/td>\n<\/tr>\n
    Spring Steel<\/strong><\/td>\nASTM AISI 1050 \/ 1070<\/td>\nHigh hardness (HRC 38-45), used for lock washers.<\/td>\n<\/tr>\n
    Aluminum<\/strong><\/td>\n5052 \/ 6061<\/td>\nLightweight, good conductivity, corrosion resistant.<\/td>\n<\/tr>\n
    Brass \/ Copper<\/strong><\/td>\nC36000 \/ C11000<\/td>\nGood conductivity, corrosion resistant, non-magnetic.<\/td>\n<\/tr>\n
    Nylon \/ Plastic<\/strong><\/td>\nPA6, PA66<\/td>\nElectrical insulation, chemical resistance, lightweight.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    Product Series & Standards<\/strong><\/p>\n

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      Standard Flat Washers:<\/strong>\u00a0Compliant with ASME B18.22.1, ISO 7089, and DIN 125.<\/p>\n<\/li>\n

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      Hardened Flat Washers:<\/strong>\u00a0Compliant with ASME B18.22.2, SAE J113, for high-strength bolting.<\/p>\n<\/li>\n

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      \u0414\u0438\u0430\u043f\u0430\u0437\u043e\u043d \u0440\u0430\u0437\u043c\u0435\u0440\u043e\u0432:<\/strong>\u00a0M1.6 to M24 (Metric); #2 to 1″ (Imperial). Custom sizes available.<\/p>\n<\/li>\n

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      Thickness & Hole Tolerance:<\/strong>\u00a0Precision stamped to consistent dimensions for reliable fit and function.<\/p>\n<\/li>\n<\/ul>\n

      Surface Finishes<\/strong><\/p>\n

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      Finish Type<\/th>\nStandard \/ Specification<\/th>\nTypical Salt Spray Resistance<\/th>\n<\/tr>\n<\/thead>\n
      Plain \/ Uncoated<\/strong><\/td>\n(Material finish as supplied)<\/td>\nDependent on base material.<\/td>\n<\/tr>\n
      Zinc Plated (Blue\/White\/Yellow Chromate)<\/strong><\/td>\nASTM B633<\/td>\n72-96 hours to white rust.<\/td>\n<\/tr>\n
      Hot-Dip Galvanized<\/strong><\/td>\nASTM A153<\/td>\nUp to 500 hours to red rust.<\/td>\n<\/tr>\n
      Electroplated Nickel<\/strong><\/td>\nASTM B456<\/td>\n96+ hours.<\/td>\n<\/tr>\n
      Passivation<\/strong>\u00a0(Stainless Steel)<\/td>\nASTM A967<\/td>\nEnhanced corrosion resistance.<\/td>\n<\/tr>\n
      Black Oxide \/ Phosphated<\/strong><\/td>\nMIL-DTL-13924<\/td>\nProvides mild corrosion resistance & appearance.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

      Quality Assurance<\/strong>
      \nOur flat washers are manufactured under a certified\u00a0ISO 9001:2015<\/strong>\u00a0quality management system. Dimensional checks, material certification, and batch traceability are standard. We comply with major international standards (ASME, ISO, DIN) to ensure global interoperability and reliability.<\/p>\n

      Manufacturing Partner<\/strong>
      \n\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Hebei Wohe Fastener Manufacturing Co., Ltd.<\/strong>\u00a0specializes in the high-volume production of precision stamping and cold-forming components. Our facility utilizes automated progressive die stamping presses to deliver consistent quality and dimensional accuracy for both standard and custom flat washer requirements. With a focus on export-oriented manufacturing, we ensure all products meet international specifications and are packaged for secure global shipment.<\/p>\n

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      Availability:<\/strong>\u00a0Wide range of standard sizes in stock.
      \nCustomization:<\/strong>\u00a0Available in non-standard OD\/ID\/thickness, materials, and finishes.
      \nMOQ:<\/strong>\u00a0Stock items: negotiable. Custom projects: subject to design.
      \nLead Time:<\/strong>\u00a0Standard items: 10-15 days. Custom items: based on requirement.<\/p>\n

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      Technical specifications are based on standard production. Users are advised to validate suitability for specific applications. Product specifications are subject to improvement and may change.<\/em><\/p>\n<\/div>\n<\/div>\n

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