Oxide Steel Flat Washer

Model NO.: flat washer
Seaport: Shanghai
Delivery Time: Within 30 Days
Payment: Tt/ L/C
Trademark: CW
Specification: SGS, CRCC
Origin: China
Model NO.: flat washer
Seaport: Shanghai
Delivery Time: Within 30 Days
Payment: Tt/ L/C
Trademark: CW
Specification: SGS, CRCC
Origin: China
We supply spring washer and plain washer both imports and exports.
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. We supply spring washer and plain washer both imports and exports.
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.

Xinxiang SKF Single Side Lapping Machine


 1. Excellent and reliable machine performance.

 2. Be widely used in auto parts, pneumatic elements, air-conditioner and refrigerator compressor parts, carbide blade, powder metallurgy, etc. 

 3. Whole set of research and design, inspection and after sell service. 

 4. Free test grinding, good machine price.


single side lapping machine SKF-DM710


Dm710 Single Side Lapping Machine

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Xinxiang SKF machinery Co., Ltd. , https://www.grindingmachine.nl