{"product_id":"bts093018-steel-butt-hinge-090-x-3-inch-long-with-3-16-pin-and-3-inch-open-width","title":"BTS093018 - Steel Butt Hinge .090 x 3 Inch Long with 3\/16 Pin and 3 Inch Open Width","description":"\u003cp\u003eBuyers Products Steel Butt Hinges have a plain finish and can be either welded-on or drilled for bolt-on installation. No holes provide a clean look and the plain finish can be painted or powder-coated if desired. The steel butt hinges feature a tight pin, spun on both ends for secure installation. The hinges are available in multiple sizes to fit a variety of applications. Please contact Customer Service for further information.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse; width:100%; font-size:14px;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eFinish\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003ePlain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eHinge Length (in.)\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e3.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eMaterial\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003eCarbon Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eOpen Width (in.)\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e3.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003ePin Diameter (in.)\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e.187\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003ePin Retention\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003eSpun Ends\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eThickness (in.)\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e.090\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe Steel Butt Hinge, precisely engineered to specifications of .090 inch thickness, 3 inches in length, featuring a 3\/16 inch (nominally .187 inch) diameter pin, and a 3-inch open width, represents a robust and versatile component for a myriad of industrial, commercial, and heavy-duty applications. This product is meticulously designed to provide enduring performance, offering critical functionality for securely mounting doors, panels, gates, and access points in demanding environments. Its construction from high-grade carbon steel, coupled with a plain finish and flexible installation options, underscores its adaptability and intrinsic value in custom fabrication and structural integration projects.\u003c\/p\u003e\n\n\u003cp\u003eAt the core of this hinge's superior performance is its material composition: carbon steel. Carbon steel is an iron-carbon alloy celebrated for its exceptional strength, hardness, and durability, characteristics that are paramount for components subjected to significant mechanical stress and repetitive motion. The specific grade of carbon steel utilized ensures a balanced profile of tensile strength and yield strength, allowing the hinge to withstand substantial static and dynamic loads without compromising structural integrity. Furthermore, carbon steel exhibits excellent weldability, a crucial attribute that facilitates secure and permanent attachment in high-stress applications. This property enables the hinge to be seamlessly integrated into structural frameworks, providing a homogeneous and robust connection that often surpasses the sheer strength of bolted assemblies under certain conditions. The cost-effectiveness of carbon steel, when compared to specialized alloys like stainless steel or aluminum, makes this hinge an economically viable solution without sacrificing critical performance parameters. While a plain finish necessitates post-installation treatment for corrosion protection, it also offers the distinct advantage of allowing the end-user to apply specific coatings, such as primers, paints, powder coats, or even specialized anti-corrosion treatments, precisely tailored to the environmental demands and aesthetic requirements of the application. This versatility in finishing ensures that the hinge can be optimally protected against rust, abrasion, and chemical exposure, thereby extending its operational lifespan and maintaining its functional efficacy in diverse operational climates, from humid outdoor settings to chemically active industrial interiors. The material's inherent rigidity also contributes to minimizing deflection and deformation under load, maintaining precise alignment and smooth operation throughout its service life.\u003c\/p\u003e\n\n\u003cp\u003eThe dimensional specifications of this steel butt hinge are meticulously calibrated to deliver optimal performance for medium to heavy-duty applications. The leaf thickness of .090 inch (approximately 13 gauge) is a critical parameter, signifying a substantial material cross-section capable of supporting considerable weight and resisting bending forces. This thickness positions the hinge squarely within the range for applications requiring more robust support than light-duty residential hinges, but perhaps not the extreme load capacity of ultra-heavy-duty industrial hinges. It strikes an ideal balance between material strength and profile, ensuring that the leaves themselves contribute significantly to the overall load-bearing capacity without becoming excessively bulky or difficult to integrate. The rigidity afforded by this .090-inch thickness minimizes flex and torsion, which are vital for maintaining alignment and preventing binding, particularly in vertical applications such as doors or gates. This thickness also provides ample material for secure welding, ensuring a strong metallurgical bond, or for drilling and tapping for bolt-on installations without compromising the structural integrity of the leaf around the fastener holes. The consistent thickness across both leaves ensures balanced stress distribution and predictable performance under load, contributing to the hinge's longevity and reliability.\u003c\/p\u003e\n\n\u003cp\u003eWith a hinge length of 3 inches, this component provides a substantial mounting surface, allowing for a robust connection to the adjacent structures. The length directly influences the distribution of shear and tensile forces across the mounting plane, ensuring that stresses are not concentrated in a small area, which could lead to material fatigue or failure. A 3-inch length offers a sufficient lever arm to stabilize the pivot point, reducing wobbling and enhancing the overall rigidity of the hinged assembly. In applications where dynamic loads or vibrations are present, the extended length helps to dissipate energy more effectively, thereby reducing wear on both the hinge and the mounting surfaces. Furthermore, the length provides ample space for multiple fasteners if a bolt-on installation is chosen, increasing the pull-out resistance and overall security of the attachment. For welding applications, the 3-inch length offers an extended seam for a continuous weld bead, contributing to maximum bond strength and a more structurally sound integration. This dimension is carefully selected to balance structural requirements with practical installation considerations, ensuring robust performance without excessive size or weight.\u003c\/p\u003e\n\n\u003cp\u003eThe pin diameter of 3\/16 inch, or precisely .187 inch, is a fundamental dimension that dictates a significant portion of the hinge's load-bearing capability and shear strength. The pin is the primary component that absorbs the rotational and shear forces exerted during the opening and closing cycles of the hinged assembly. A 3\/16-inch diameter pin, crafted from high-strength steel, provides substantial resistance to bending and shearing, making it suitable for applications where moderate to significant loads are anticipated. The term \"tight pin\" refers to the precise tolerance between the pin and the knuckle bores. This tight fit is critical for minimizing slop, or undesirable play, in the hinge mechanism. Reduced slop translates to a more stable pivot, improved load distribution across the pin and knuckles, and a noticeable reduction in wear over time. By minimizing internal movement, the tight pin design prevents premature fatigue of the material and ensures smooth, consistent operation. This design also contributes to enhanced security, as a tightly fitted pin is more difficult to manipulate or remove without specialized tools, particularly when combined with the spun ends retention method. The diameter and fit of the pin are directly correlated with the hinge's ability to maintain alignment and precise positioning of the hinged elements, which is crucial for the proper functioning of doors, lids, and access panels.\u003c\/p\u003e\n\n\u003cp\u003eThe 3-inch open width refers to the total dimension of the hinge when fully extended, from the outer edge of one leaf to the outer edge of the other. This measurement is crucial for determining the maximum clearance provided by the hinge when the door or panel is in its fully open position. A 3-inch open width allows for a moderate throw, enabling the hinged element to swing clear of the frame or adjacent structures. This is particularly important for applications where complete access is required, or where obstructions might otherwise interfere with the full range of motion. For instance, on equipment access panels or storage compartments, a sufficient open width ensures that the panel does not impede access or strike the adjacent surfaces upon opening. The open width also influences the torque and leverage exerted on the hinge and its mounting points. A wider open width can distribute forces more broadly, potentially reducing stress concentrations, while also providing a stable base for the leaves to operate. Engineers and fabricators consider this dimension carefully to ensure proper functional clearance, aesthetic integration, and structural stability within the overall design of the hinged system.\u003c\/p\u003e\n\n\u003cp\u003eOne of the distinctive features of this Steel Butt Hinge is its installation flexibility, offering both weld-on and bolt-on capabilities. The absence of pre-drilled holes in the leaves is a deliberate design choice that provides significant advantages for custom applications. This \"no holes\" design offers a clean, unblemished aesthetic for applications where visual purity is desired, or where the hinge will be integrated into a finished surface that requires a smooth appearance prior to painting or coating. More importantly, it empowers the installer with complete control over the mounting method and fastener placement. For weld-on installations, the solid, unperforated surface of the carbon steel leaves provides an optimal substrate for creating strong, continuous weld seams. Welding offers an unparalleled level of structural integration, forming a permanent, tamper-resistant bond that is highly desirable in security-sensitive applications or environments subject to extreme vibration or shock. The ability to weld these hinges directly into a metal frame or structure ensures maximum load transfer and longevity, often exceeding the strength of mechanical fasteners. This method eliminates the potential for fastener loosening due to vibration and provides superior resistance to unauthorized removal or vandalism. Furthermore, welding allows for a completely flush integration, which can be critical for maintaining aerodynamic profiles on vehicle bodies or ensuring a streamlined appearance on machinery enclosures.\u003c\/p\u003e\n\n\u003cp\u003eConversely, for applications requiring modularity, repairability, or simpler field installation, the hinge can be readily drilled for bolt-on attachment. The .090-inch thick carbon steel leaves provide sufficient material to accommodate various fastener types, from machine screws to rivets, without risking material deformation or pull-through. The user can precisely drill holes to match existing bolt patterns, specific structural members, or custom fastening requirements. This flexibility is invaluable in situations where welding is not feasible due to material incompatibility, environmental constraints (e.g., in explosive atmospheres), or the need for components to be removable for maintenance or replacement. When opting for a bolt-on installation, careful consideration must be given to fastener selection (material, size, thread type), torque specifications, and the use of locking mechanisms (e.g., lock washers, self-locking nuts) to ensure long-term security and resistance to vibration-induced loosening. The \"no holes\" design also permits countersinking for flush-mounted fasteners, further enhancing the clean aesthetic and preventing snagging in certain operational contexts. This dual installation capability significantly broadens the range of applications for this hinge, providing engineers and fabricators with maximum adaptability in design and assembly processes.\u003c\/p\u003e\n\n\u003cp\u003eThe \"tight pin, spun on both ends for secure installation\" is a testament to the hinge's robust engineering and focus on long-term reliability. As previously noted, the tight fit of the pin within the knuckles is crucial for minimizing play and maximizing load transfer efficiency, thereby reducing wear and increasing the lifespan of the hinge. The method of pin retention—spinning both ends—is a highly effective and permanent solution for ensuring the pin remains securely in place throughout the hinge's operational life. Spun ends involve deforming the material at the ends of the pin to create a wider, mushroomed head that mechanically locks the pin within the outer knuckles of the hinge. This process typically occurs after assembly, creating a non-removable pin that is tamper-resistant and extremely difficult to dislodge without destructive intervention. This design characteristic is particularly advantageous in security applications, such as securing access panels on utility equipment, gates, or storage compartments, where unauthorized removal of the hinge pin could compromise the integrity of the secured item. The spun-end design also eliminates the need for separate retaining rings, cotter pins, or end caps, which can sometimes fail or become dislodged in high-vibration environments or due to mechanical impact. By integrating the retention mechanism directly into the pin's structure, the overall complexity is reduced, and the reliability is enhanced. This permanent retention method contributes to the hinge's resilience against environmental factors and mechanical stresses, ensuring continuous, reliable operation over extended periods, even in challenging industrial settings.\u003c\/p\u003e\n\n\u003cp\u003eThe \"plain finish\" of the Buyers Products Steel Butt Hinge is a strategic choice that offers significant advantages in terms of customization, cost-effectiveness, and environmental adaptability. A plain finish means the carbon steel is supplied without any pre-applied coatings such as paint, powder coat, or plating. This raw, untreated state provides a perfect canvas for the end-user to apply their preferred protective or aesthetic finish. For many industrial applications, the hinge will be welded or bolted into a larger assembly that will subsequently undergo a comprehensive finishing process, such as painting, powder coating, or galvanizing. In such scenarios, a pre-finished hinge would be superfluous and could even complicate the post-fabrication finishing process, potentially requiring stripping or specialized preparation to ensure adhesion of the final coating. By providing a plain finish, the manufacturer allows for seamless integration into existing finishing lines, ensuring uniform protection and appearance across the entire assembly. This not only streamlines manufacturing processes for the end-user but also eliminates the additional cost associated with factory-applied finishes that might otherwise be incompatible or unnecessary for specific project requirements. For outdoor or corrosive environments, the plain finish allows for the application of high-performance primers and topcoats specifically formulated for extreme conditions, providing superior corrosion resistance compared to generic factory finishes. Users can choose from a wide array of paints, epoxy coatings, polyurethane finishes, or even hot-dip galvanization to precisely match the hinge's protection level to the anticipated environmental exposure. This flexibility ensures that the hinge can be optimally protected against moisture, chemicals, UV radiation, and abrasive elements, thereby maximizing its service life and maintaining its functional integrity in diverse operational settings. Moreover, the plain finish minimizes lead times and offers greater procurement flexibility, as it eliminates the need to stock multiple variations of pre-finished hinges for different applications, simplifying inventory management for distributors and end-users alike.\u003c\/p\u003e\n\n\u003cp\u003eThe robust design and versatile features of this Steel Butt Hinge make it suitable for a broad spectrum of demanding applications. Its inherent strength and durability lend themselves well to industrial enclosures and machinery guards, where secure access points are crucial for operational safety and maintenance. In the realm of vehicle manufacturing, particularly for trucks, trailers, and utility vehicles, these hinges are ideal for mounting heavy compartment doors, toolboxes, and access panels, enduring the constant vibration and shock of mobile environments. Agricultural equipment, often exposed to harsh weather and heavy use, can benefit from the hinge's robust construction for securing various components. Within architectural and structural fabrication, the hinge serves admirably in the construction of heavy gates, industrial doors, and security barriers, where long-term reliability and resistance to tampering are paramount. Its weldable nature also makes it an excellent choice for custom fabrication projects where components need to be seamlessly integrated into unique designs, such as custom machinery, industrial furniture, or specialized workstations. The ability to customize the finish further extends its utility to applications requiring specific color matching, chemical resistance, or aesthetic integration into complex systems like HVAC units, electrical cabinets, and control panels. From loading dock equipment to marine applications (with appropriate post-finishing), the fundamental strength and adaptability of this hinge ensure it can meet the rigorous demands of diverse commercial and industrial settings, providing reliable articulation and secure closure where it matters most.\u003c\/p\u003e\n\n\u003cp\u003eFrom an engineering perspective, several critical performance metrics underscore the value proposition of this Steel Butt Hinge. The load capacity, encompassing both static and dynamic loads, is directly influenced by the .090-inch leaf thickness, the 3\/16-inch pin diameter, and the high tensile strength of carbon steel. Static load refers to the maximum weight the hinge can support without permanent deformation, while dynamic load considers the impact of repetitive opening and closing cycles and potential shock loads. The design ensures efficient distribution of these forces across the knuckles and pin, minimizing stress concentrations. Fatigue life, another crucial metric, relates to the hinge's ability to withstand cyclic loading over time. The tight pin and robust material minimize internal friction and wear, extending the fatigue life and ensuring consistent performance over thousands of cycles. Shear strength, particularly of the 3\/16-inch pin, is paramount; it represents the maximum force the pin can resist before fracturing or deforming across its cross-section. The chosen pin diameter provides a significant safety margin for a wide range of operational forces. Torque resistance, the hinge's ability to resist twisting forces, is enhanced by the sturdy leaf design and the secure, spun-end pin retention, which collectively prevent unwanted rotational play or dislodgment. While the plain finish requires external treatment for corrosion resistance, the inherent material properties and design allow for the application of superior anti-corrosion systems, crucial for maintaining functionality in challenging environmental conditions, including exposure to moisture, chemicals, and extreme temperatures. These hinges are engineered to perform reliably across a wide range of operational temperatures and can tolerate significant vibrations, provided they are properly installed and finished for their specific environment. The meticulous attention to these engineering considerations ensures that the hinge not only meets but often exceeds the performance expectations for its intended industrial and commercial applications.\u003c\/p\u003e\n\n\u003cp\u003eProper maintenance and installation are paramount to maximizing the longevity and performance of the Steel Butt Hinge. Given its plain finish, the absolute first step post-installation is to apply an appropriate protective coating. This could range from a simple rust-inhibiting primer and paint for indoor, dry environments, to a multi-layer epoxy or powder coat system for outdoor or chemically exposed applications, or even hot-dip galvanization for extreme corrosion resistance. This initial finishing process is critical to prevent the onset of corrosion, which can compromise both the aesthetic and structural integrity of the steel. During installation, whether welding or bolting, precise alignment of the hinge leaves is essential. Misalignment can lead to uneven wear, binding, increased friction, and premature failure of the hinge or the adjacent structures. For weld-on applications, using proper welding techniques and filler materials compatible with carbon steel is crucial to ensure a strong, defect-free metallurgical bond. For bolt-on installations, selecting appropriate fasteners (e.g., high-strength steel bolts, lock nuts, or thread-locking compounds) and applying correct torque values are vital to prevent loosening under vibration or load. While these hinges are designed for durability, periodic inspection is recommended, especially in high-cycle or harsh environments. Inspections should look for signs of wear, deformation, rust, or any loosening of the mounting points. Although the spun-end pin design eliminates the need for pin lubrication in many cases, if the application experiences extreme conditions or unusually high cycle counts, specialized dry lubricants or greases may be considered after consulting with a lubrication expert, though this is less common for this specific type of butt hinge. By adhering to these guidelines, the operational life and reliable function of this precision-engineered Steel Butt Hinge can be significantly extended, ensuring continuous, trouble-free service across its wide range of applications.\u003c\/p\u003e\n\n\u003cp\u003eIn summary, the Steel Butt Hinge, with its precise dimensions of .090-inch thickness, 3-inch length, 3\/16-inch pin, and 3-inch open width, represents a robust and highly adaptable component for demanding industrial and commercial applications. Its carbon steel construction provides exceptional strength and durability, while the plain finish offers unparalleled flexibility for custom protective coatings tailored to specific environmental and aesthetic requirements. The tight pin design with spun ends ensures permanent, secure installation and minimizes play, contributing to enhanced security and a longer operational lifespan. With the dual capability for weld-on or drill-for-bolt-on installation, this hinge offers engineers and fabricators maximum versatility in integrating it into a diverse array of structures and machinery. From heavy-duty vehicle bodies and industrial enclosures to custom gates and access panels, this hinge is engineered to deliver reliable, high-performance articulation under significant stress. Its carefully considered design and material properties underscore its value as a foundational component for projects where strength, durability, and customization are paramount. For further technical specifications or application-specific guidance, customers are encouraged to contact our dedicated Customer Service team.\u003c\/p\u003e","brand":"buyersproductscompany","offers":[{"title":"Default Title","offer_id":62449546985843,"sku":"BTS093018","price":4.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/9513\/9187\/files\/BTS062012_front.jpg?v=1768596413","url":"https:\/\/titustrucksaccessories.com\/products\/bts093018-steel-butt-hinge-090-x-3-inch-long-with-3-16-pin-and-3-inch-open-width","provider":"Titus Trucks Accessories ","version":"1.0","type":"link"}