A rail plastic dowel is a high-performance polymer insert embedded into pre-drilled holes in concrete sleepers. It acts as a mechanical anchor for fastening elements such as rail screws, clips, or bolts, ensuring that the applied clamping force remains stable and effective over time.
Signum Rail Fastening is able to provide rail plastic dowels according to clients' drawing and requirements. We are good at offering rail plastic dowel Sdu25, Sdu26, Sdu9 and some rail dowels for tunnel constructions.
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Rail car knuckle pins are heavy-duty, vertical steel rods that secure a hinged coupler knuckle to the railcar drawbar. They enable cars to connect and disconnect. Standard C-10 knuckle pins are the industry norm, measuring 13 3/8 inches long, 1 5/8 inches in diameter, and weighing roughly 10 pounds.
Kunshan Signum Machinery Technology Co., Ltd. Specializes in manufacturing KNUCKLE PINS, Railcar Pins and various pins according to clients’ drawings. This includes custom length, thread, material, grade and finish. [...]
The C10 Knuckle Pin is the universal standard pivot pin used to secure the swinging knuckle to the coupler body in all AAR standard Type E, E/F, and F automatic couplers.
The production of an AAR-certified C10 Knuckle Pin is a high-precision manufacturing process.
Kunshan Signum Machinery Technology Co.,Ltd is able to supply KNUCKLE PINs according to clients’ requirements or drawings with competitive price. [...]
Railcar pins are heavy-duty, safety-critical steel fasteners designed to secure major mechanical connections on freight cars, passenger cars, and locomotives. While the C10 Knuckle Pin is the most famous type used to hold the coupler knuckle in place, a railcar requires a variety of specialized pins across its coupler, draft gear, and brake rigging systems.
Kunshan Signum Machinery Technology Co., Ltd. Specializes in manufacturing railcar pins, according to clients’ drawings. This includes custom length, thread, material, grade and finish. [...]
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