Rail Washers
Standard Reference (Nut) : DIN, ASTM,(Gr2,Gr5,Gr8,2H),AREMAStandard Reference (Spring Washer) :NF F50-001,AREMA,DIN,AS,UIC,JIS,GOST
Heavy-Duty Nuts ,Spring Washers , Lock Washers, Flat Washers
● HuiBo Railway produced and supplied such different kinds of the Railway small components to Screw on Rail bolt ,sleeper screws etc before shipment,we usually supplied these parts as a whole set for exporting.
Double Spring Washers:
● Type: Fe6
Raw material: 60Si2Mn
Spring steel bars Fe6
Hardness: HRC 42-50
Flat washers & Lock Washers
● Flat Washers : Uls6, Uls7
Lock washer: WL20, WL24, Wl22
Raw material: 65Mn, 60Si2Mn, 70#
Surface Treatment : Black, zinc, HDG etc.
| Spring Washer | ||||||
| Product No | 1 | 2 | 3 | 4 | 5 | 6 |
| Name | Spring Washer | Threaded sleeve | ||||
| Grade/Materals | 60Si2Mn | 60Si2Mn | 60Si2Mn | 60Si2Mn | 60Si2Mn | AL |
| Standard | / | / | / | / | GB/T7244 | / |
| Size | Ø24 | Fe6 | Ø26*12*8 | Ø26*10*6 | M24 | Ø23ר12×10 |
| Coating | Galvanizing | Galvanizing | Plain | Plain | Galvanizing | Plain |
| Delivery Records | Argentina | France | Vietnam | Jakarta,Indonesia | Peru | Portugal |
Customization is available !
Why Huibo
01 Your one-stop railway fastener supplier. Huibo has over 20 years of experience in the production of railway fasteners, specializing in the production of railway fasteners and track components. It can customize products according to your requirements and optimize the details

02 The price is reasonable and competitive. Every step from purchasing materials to shipping is completed by our effective team, so our prices are the most competitive with the same quality.
03 Guarantee the timely delivery: Huibo Railway is equipped with its own shipping department, which can formulate shipping plans, reserve shipping space, query the status of goods during transportation, and provide services such as import customs clearance for customers based on their different shipping requirements.
Our Services
For standard railway components, we can quickly produce and deliver them.
For custom parts, we can measure your samples and draw drawings to manufacture all railway and some building fasteners as follows:
Scrwe spike, track spike, fishplate, railway elastic clip, rail clamp, railway gauge block, and other rail fastener products.

Company Information
Suzhou Huibo Railway Fastener Co., Ltd. is a professional railway fastener manufacturer located in Changshu City, Jiangsu Province. The factory has passed the ISO 9001:2008 quality system certification. With a high-level technical research and development, quality management, and production control team, we have long provided high-quality threaded studs, track bolts, anchor bolts, segment bolts, hook studs, and other products for domestic and foreign railways, subways, and urban rail transit.
We followed standards like AREMA, DIN, BS, UIC, GOST, NF, JIS, GB etc., and also provides such as E clip fastening system, SKL (W) Tension clip system, Nabla fastening system, KPO clamp plate system, crane rail system etc. Meanwhile, we are able to customize products as per your samples or drawings. There are four major of our product categories, as follows:
A) Rail Spike Series: Screw Spike, Dog Spike, Elastic Spike etc., annual capacity 7,000 tons.
B) Track Bolt series: Track Bolt, Segment Bolt, Metro Bolt, Tunnel Bolt, Hex Bolt, Square Bolt,Turnout Bolt, Fish Bolt, T bolt etc., annual capacity 5,000 tons.
C) Rail Clip series: Nabla Clip, Elastic Clip, SKL Tension Clamp, O Clip, Gauge Lock Clip etc., annual capacity 4 million pieces.
D) Other materials and accessories: Clamp plate, Gauge Insulator, Rubber Pad, Fish plate, Nut, Plastic Dowel, Tie plate, Spring Washer, Flat Washer, Cast Iron Insert, Anti Creeper, Gauge Rod etc., annual sales far more than 13 million pieces.

With over 20 years of production experience, our product quality and price have been unanimously recognized by customers at home and abroad. We will continue to focus on product production, research and development, and technological innovation, committed to building a first-class railway fastener manufacturing enterprise in China!





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