Alex Knuckle Pins are available in the most common standard sizes. Made from C10, according to UIC/AAR standard or as per clients' requirement.

We also manufacture below kinds of pins as per customers' requirements:

Brake Pins:  Made to all Class 1 railroad specifications

Knuckle Pins:  C10 Specifications to AAR standards

Center Pins:  AAR Specifications

Coupler Pins:  AAR Specifications

Yoke Pins:  AAR Specifications

Freight Car Pins:  Various Standards

C-10 Knuckle Pin

• Meets AAR M-118 mechanical requirements:
• Tensile strength (ksi) 146
• Yield strength (ksi)  90
• Elongation (%) 16.5
• Reduction in Area (%) 46.2
• Machined to exceedingly tight tolerances to ensure a perfect fit every time.
• Machined straight within 0.050″
• Diameter held within +0.015″/-0.023″

Why choose us 

01  Your one stop railway fasteners and rail car components supplier. With over 25 catagories and 500 items, we manufacture railway fasteners and rail car components, can meet your customized requirements in details.
02  Reasonable and competitive prices without sacrificing quality. We do every step from purchasing material to shipment all by our effective team  so our prices are the most competitive under same quality.
03  Stable lead time: match your different schedule of different products. Normally 20-30 days is available in producing, inspection, and packing.
04  We attach importance to product safety. We care about the safety of using our products, with all our workers and technicians working together, it is guaranteed that our railway products reach the international standards, such as AREMA,EN,GB, BS, UIC, DIN, JIS,etc.

We want to assist customers to maintain a competitive advantage in the construction and maintenance of railways, to improve customer service efficiency.

Quality Control

Kunshan Alex Railway Fastening Co., Ltd. is an ISO 9001/2008 certified company. All processes are in accordance with the requirements of the ISO quality management system. From raw material to the finished products, we operate in accordance with standard procedures. We have strict quality control systems for suppliers:

1. Strictly inspection and testing of raw materials

2. Regularly organize quality control coordination meetings with semi-product suppliers to provide technical support.

3.Both sampling and batch testing will be taken while producing to make sure products 100% qualified before shipment.

Packing for C-10 Knuckle Pin

i. Woven bags in wooden crate 
ii. Woven bags +plywood pallet
iii. Other ways as per client's requirement

Our Services

For standard railway parts, we manufacture and deliver fast.

For customized parts, we could take measurements on samples and make drawings if customers request so, we manufacture all railway and some construction fasteners as below:

Rail Elastic Clip and Rail Clamp,  High Tensile Bolt with Nut and Washer,  Rail Base Plate,  Tie plate, Rail Chair, Rail Fish Plate, Fish Bolt with Nut and Washer, Rail Shoulder, Rail Screw and Spike,  Rail Insulator, Rail Plastic Dowel, Aluminum Vortok Sprial, Rubber and EVA Pad, Rail Crane Rail and Light Rail, Steel Sleeper,  Auto Bolt, Fundation bolt/Segment Bolt, Huck Bolt and Other spare parts.

As one of the region's most comprehensive workshops, Kunshan Alex Railway Fastening Co., Ltd has the range of equipment required to produce high quality railway parts according to different standards. Our Quality Control and Inspection teams diligently inspect and control parts prior to shipment.

Company Information

Kunshan Alex Railway Fastening Co.,Ltd offers the high-quality product customization services to the railroad and industrial communities. We operate with the philosophy of total quality commitment and outstanding customer service support. With our professional and highly motivated employees working as an extremely effective team, our industry strength lies within our focus on traditional products while seeking out niche opportunities and services to better meet each and every need of our customers.

Except some standard railway fasteners, which can be provided in very short time, all products can be customized according to customers' drawings and samples. Our main products are as follows:

1. Screw spike/Coach screw/Drive screw/Sleeper Screw, Dog spike/Railroad spike/Lock spike/Cut spike,etc.

2. Rail clip/ Tension clamp/ E clip/ PR clip/SKL clip/ DE clip/ RN Clip/ Nabla clip, etc

3. Swivel Bolts/ Track Bolt/ Special bolts/ U bolts/ J bolts/ Anchor bolts/Hook bolts / Foundation bolts/ Stud bolts/ Rod bolts/ Curved bolts/ Tunnel bolts

4. Tie plate/ Base plate / Rail plate/ Rail fixing base/ Rail Pads/ Sole plate/ Sole pad

5. Fish plate / Joint bar / Rail joint/ Splice Bar

6. Track bolt/ T bolt / Rail bolt/ Clamp bolt/ Inserted bolt/ Clip bolt/ Fish bolt/ Square bolt/ Rod bolt /Rail joint bolt

7. Clamp plate/ Rail spring clamp/ Anchor plate/ Steel clip

8. Rail Shoulder/ Rail sleeper Inserts/ Rail Anchors for rail sleepers

9. Plastic dowel / Guide plate/ Nylon insert / Rail insulator

10. Rail pad (Rubber, EVA, TPU, etc.)/ Rail sole plate / Rail adjustment pad

11. Forged or casted rail car spare parts, such as: Pivot Pin, Brake Shoe Key, Brake shoe holder, Friction Wedge, Wearing Plate, Composite Brake Shoe, Disc brake pad, Brake Beam, Load springs, etc.

Our core competencies are aligned with the current and future needs of our customers.