A J Style Railroad Anchor 100RE is a type of fastener used to prevent railroad tracks from moving longitudinally along the wooden ties. It is also named as anticreeper 115re. The "J" style refers to the shape, "100RE" indicates it is designed for a specific weight of rail (100 pounds per yard) that follows the standard AREMA profile, and the anchor is typically a one-piece component made of spring steel.
Function: Rail anchors provide a large bearing surface against the rail base and the railroad tie (sleeper) to prevent the rail from moving due to temperature changes, vibration from traffic, and train braking.
Design: The "J style" typically refers to its one-piece, J-shaped construction which attaches snugly to the underside of the rail baseplate and bears against the sides of the sleeper.
Rail Compatibility: The 100RE designation indicates it is manufactured for use with 100RE rail, which refers to the American Railway Engineering and Maintenance-of-Way Association (AREMA) standard for a specific rail weight and profile (approx. 100 pounds per yard).
Material: They are commonly made from high-carbon spring steel, such as 60Si2MnA or 65 Manganese, heat-treated for strength and durability.
Installation: "J style" anchors are often available in "drive-on" or "spring" designs, which are installed by either hammering them onto the rail base or snapping them into place.
Material preparation: A round steel bar is first cut to the correct length.
Bending: The bar is then bent to its final shape, often by using a rotary draw bending machine which bends the bar around a mandrel to create a smooth curve without indentations.
Final shaping: A J-shaped form is used to complete the shaping process, and the finished anchor is then moved to a discharge chute for further processing.
Heating and quenching: The formed anchor is heated to a specific temperature and then quenched in a liquid to harden it.
Tempering: A subsequent tempering step is performed to relieve internal stresses and increase the anchor's toughness and strength.
Surface cleaning: The anchor need to be cleaned to remove scale or other impurities, such as sandblasting.
Galvanization (optional): For corrosion resistance, the anchor may be submerged in a tank of molten zinc. This hot-dip galvanizing process creates a protective zinc coating on the steel. It is according to the clients’ requirements.
Additional treatments: Other treatments, such as shot peening, are applied for specific performance requirements.
Protective coatings: Additional anti-corrosion chemical coatings can be sprayed, brushed, or dipped onto the surface.
Testing: Throughout the process, samples are tested to ensure they meet strength and dimensional requirements.
Packaging: Finally, the finished anchors are packaged and prepared for shipment.
Kunshan Signum Machinery Technology Co.,Ltd is able to offer J style railroad anchors 100RE according to customers' requirements or drawing with competitive price.
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