High Quality Cast Iron Insert Shoulder

High Quality Cast Iron Insert Shoulder

Rail shoulder is a metal part pre positioned before concrete pouring, which is used to connect track bolts, elastic rail clamps and other ground fixing devices. ZBRF manufactures and sells rail shoulders for railway projects around the world. Today, rail shoulders are widely used in railway engineering. Many railway shoulder materials are made of steel bars, cast iron and other metals, while non-metallic rigid materials such as wood and plastic are also used to make railway shoulders.

Iron  rail shoulder material technical parameter




We supply cast shoulders according to customers' requirements, It is used in railway fastening.

We also manufacture according to drawings or samples from customers. Additonally, we supply all kinds of railway materials like e clips, insulators, plastic or HDPE dowels, joint bars, gauge studs, and other fastening products for raway like bolts and screw spikes.
Zhongbo Railway Fastening Company is a leading Chinese manufacturer of rail fastening and rail joint bar.

Zhongbo, as a specialized rail fastener manufacturer, provides a complete line of products, including rail fastening, anchor, rail joint, rail clip, rail screw, anchor bolt, rail clamp plate, rail fishplate, and fishplate bolt for connecting rail tracks.

We also make rail fastenings for crane rail and elevator guide rail, along with other related products. We manufacture according to GB/TB (Chinese national standards and railway standards), AREA, UIC, BS, DIN, ASTM, and AS standards.

Our products are mainly made through hot forging.

The threads of rail screw spikes are made by hot rolling with special threading machines.

We produce metric threads, BS, BSW, TR thread, or round threads.