Leave Your Message

China Fully Threaded Steel Rod M6 M7 M8 - Quality Suppliers and Factory for Fastening Solutions

Threaded rod, commonly referred to as studding or all-thread rod, is a versatile and essential metal component featuring continuous threading along its entire length. This fully threaded bar is a crucial element in various industries including construction, electrical, plumbing, and mechanical sectors. It is widely utilized for applications such as suspension, bracing, anchoring, and connections. As a leading manufacturer and supplier in China, our factory produces high-quality threaded rods that meet stringent industry standards. Enhance your projects with our reliable and durable threaded rods, sourced directly from trusted China suppliers

    Specifications
    Parameter Range / Options
    Diameter M3 – M64 (metric)
    1/4″ – 2-1/2″ (inch series)
    Length 1 m – 6 m (standard: 3m, 6m)
    Custom lengths available
    Thread Pitch Coarse (standard) or fine pitch per application requirements
    Thread Direction Right-hand (standard)
    Left-hand available for special applications
    Material & Finish Options
    Material Type Standard Common Grades Finish Options
    Carbon Steel ASTM A307 Grade A (general purpose) Plain, Oiled, Zinc Plated, HDG
    ASTM A193 Grade B7 (high strength) Plain, Black Oxide
    DIN 975 / 976 4.8, 5.8, 8.8, 10.9, 12.9 Various
    ISO 898-1 Class 4.6, 4.8, 5.8, 8.8, 10.9  
    Stainless Steel ASTM A193 / A320 B8 (304), B8M (316) Plain, Passivated
    DIN 975 / 976 A2 (304), A4 (316) Plain
    Galvanized ASTM A153 / A123 Various base grades Hot-Dip Galvanized (HDG)
    Brass / Bronze ASTM B16 / B124 C36000, C46400 Plain
    Nylon / Plastic Various Nylon 6/6, PVC Colored options
    Features
    🔩
    Continuous Threading

    Full-length threads allow cutting to any length and provide maximum engagement with nuts and couplings anywhere along the rod.

    🔗
    Versatile Connection

    Can be used with hex nuts, coupling nuts, flange nuts, wing nuts, or directly threaded into tapped holes.

    ✂️
    Cut-to-Length Flexibility

    Easily cut to desired length using standard tools without thread damage.

    💪
    High Tensile Strength

    Available in multiple strength grades to match application requirements.

    🛡️
    Corrosion Resistance

    Various material and coating options suit indoor, outdoor, and harsh environments.

    Applications
    🏗️
    Overhead Suspension Systems

    Extensively used to suspend HVAC equipment, ductwork, piping, electrical conduits, and cable trays from ceiling structures using beam clamps and hanger assemblies.

    🔧
    Pipe and Conduit Supports

    Combined with pipe clamps, clevis hangers, and trapeze systems to provide adjustable vertical support for plumbing, fire protection, and mechanical piping.

    Anchoring and Fastening

    Used with expansion anchors or chemical anchors to secure equipment, machinery, structural steel, and building components to concrete floors and walls.

    📐
    Structural Bracing

    Employed as diagonal tension rods for seismic bracing, wind bracing, and stabilization of structural frames and equipment racks.

    ⚙️
    Electrical & Mechanical Equipment Mounting

    Support motors, pumps, fans, transformers, switchgear, and control panels with adjustable-height mounting solutions.

    🏛️
    Formwork and Concrete Construction

    Used as tie rods for concrete formwork systems, providing tension resistance between opposing form faces during concrete placement.

    🪑
    Furniture and Fixture Manufacturing

    Serve as adjustable legs, connectors, and structural elements in industrial shelving, workbenches, display fixtures, and custom fabrications.

    🚗
    Automotive and Transportation

    Applied in engine mounts, exhaust system hangers, and chassis component connections where vibration resistance is required.

    Marine and Offshore

    Stainless steel grades (316) provide corrosion resistance for saltwater environments in shipbuilding, docks, and offshore platforms.

    ☀️
    Renewable Energy

    Used in solar panel mounting structures, wind turbine tower connections, and hydroelectric equipment supports.

    Frequently Asked Questions
    What is the difference between a threaded rod and a stud bolt?
    A threaded rod (also called all-thread rod or fully threaded rod) is fully threaded along its entire length, making it cuttable to any size. A stud bolt typically has threads only at both ends with a plain shank in the middle, and is designed for specific flange or joint applications without being cut.
    Can threaded rods be cut to a custom length on-site?
    Yes. One of the key advantages of full-length threaded rods is that they can be easily cut to any desired length using a hacksaw, angle grinder, or bolt cutter without damaging the remaining thread profile. Standard lengths of 1m, 3m, and 6m are available, and custom lengths can also be ordered from the factory.
    Which material grade is best for outdoor or corrosive environments?
    For outdoor or mildly corrosive environments, hot-dip galvanized (HDG) carbon steel rods are a cost-effective choice. For highly corrosive, marine, or chemical environments, stainless steel grade A4 (316) is recommended due to its superior resistance to chlorides and saltwater. Nylon or plastic rods may also be used where metal contact must be avoided.
    What nuts and hardware are compatible with threaded rods?
    Threaded rods are compatible with a wide range of hardware including hex nuts, heavy hex nuts, coupling nuts (for rod-to-rod extension), flange nuts, wing nuts, and locknuts. They can also be used with beam clamps, hanger brackets, pipe clamps, and clevis hangers for suspension and support applications.
    What is the difference between coarse thread and fine thread threaded rods?
    Coarse thread rods have a larger pitch (fewer threads per inch/mm) and are the standard choice for most general construction and industrial applications due to faster assembly and better resistance to cross-threading. Fine thread rods have a smaller pitch, offering greater tensile strength and better adjustment precision, making them suitable for high-load or precision mechanical applications.
    How do I select the correct strength grade for my application?
    Grade selection depends on the load requirements, environmental conditions, and applicable standards. For general construction, Grade 4.8 or ASTM A307 Grade A is sufficient. For high-load structural or mechanical applications, Grade 8.8, 10.9, or ASTM A193 B7 is recommended. Always consult engineering load calculations and relevant standards (ASTM, DIN, ISO) to confirm the appropriate grade for your specific application.