{"id":2504,"date":"2026-03-13T12:59:08","date_gmt":"2026-03-13T04:59:08","guid":{"rendered":"https:\/\/machinedwasher.com\/?post_type=product&p=2504"},"modified":"2026-03-13T13:05:04","modified_gmt":"2026-03-13T05:05:04","slug":"stainless-steel-hex-flange-bolt","status":"publish","type":"product","link":"https:\/\/machinedwasher.com\/es\/products\/stainless-steel-hex-flange-bolt\/","title":{"rendered":"Stainless Steel Hex Flange Bolt Titanium Flange Bolts Brass Bronze Flange Bolts"},"content":{"rendered":"

Stainless Steel Hex Flange Bolt Titanium Flange Bolts Brass Bronze Flange Bolts<\/p>\n

What is a Hex Flange Bolt?<\/h3>\n

A flange bolt is a type of fastener that features an integrated flange (a wide, circular ridge) beneath the bolt head. This flange distributes clamping pressure over a larger surface area, eliminating the need for a separate washer. Flange bolts are commonly used in applications requiring vibration resistance and secure fastening.<\/p>\n

Materials of Hex Flange Bolts<\/h3>\n

Flange bolts are made from various materials depending on strength, corrosion resistance, and application requirements:<\/p>\n

Carbon Steel (Grade 2, 5, or 8) \u2013 Standard strength, economical, used in general applications.
\nAlloy Steel (AISI 4140, 4340) \u2013 High strength, heat-treated for heavy-duty use.
\nStainless Steel (A2\/304, A4\/316) \u2013 Corrosion-resistant, ideal for marine and chemical environments.
\nTitanium \u2013 Lightweight, high strength-to-weight ratio, used in aerospace.
\nBrass\/Bronze \u2013 Non-magnetic, corrosion-resistant, used in electrical and plumbing applications.<\/p>\n

Surface Treatments<\/h3>\n

To enhance durability and corrosion resistance, flange bolts undergo various surface treatments:<\/p>\n

Zinc Plating (Electro-galvanized or Hot-Dip Galvanized) \u2013 Provides rust resistance (common for outdoor use).
\nBlack Oxide \u2013 Improves corrosion resistance and reduces glare (used in automotive\/military).
\nPhosphate Coating \u2013 Enhances lubricity and corrosion resistance (often used with oil coatings).
\nDacromet\/Geomet Coating \u2013 Superior corrosion protection for harsh environments.
\nNickel\/Chrome Plating \u2013 Decorative and corrosion-resistant (used in automotive and appliances).<\/p>\n

Common Specifications<\/h3>\n

Flange bolts come in various sizes, thread types, and standards:<\/p>\n

Thread Types:
\nCoarse Thread (UNC) \u2013 General-purpose fastening.
\nFine Thread (UNF) \u2013 Used where vibration resistance is critical.
\nMetric Thread (M6, M8, M10, etc.) \u2013 Common in European\/Asian machinery.
\nHead Types:
\nHex Flange Head (Most common)
\nSerrated Flange Head (Anti-loosening grip)
\n12-Point Flange Head (Aerospace applications)
\nStandards:
\nANSI\/ASME B18.2.1 (US Standard)
\nDIN 6921 (German\/European Standard)
\nISO 4162 (International Standard)<\/p>\n

Flange Bolt Chart 300 (Metric & Inch Series)<\/strong><\/p>\n

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Applications of Flange Bolts<\/h3>\n

Flange bolts are widely used in industries requiring vibration resistance and secure fastening:<\/p>\n

Automotive: Engine mounts, transmission systems, chassis assembly.
\nConstruction: Steel structures, bridges, heavy machinery.
\nAerospace: Aircraft frames, landing gear assemblies.
\nMarine: Shipbuilding, offshore platforms (stainless steel variants).
\nIndustrial Machinery: Pumps, compressors, hydraulic systems.
\nElectronics\/Appliances: Securing panels and components.<\/p>\n

Flange bolts are versatile fasteners designed for high clamping force and vibration resistance. Their integrated flange eliminates the need for washers, making them ideal for automotive, construction, and industrial applications. Material selection and surface treatment depend on environmental conditions and load requirements.<\/strong><\/p>\n

\"\"<\/p>","protected":false},"excerpt":{"rendered":"

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