Maanshan Kingrail Technology Co.,Ltd.
                                                                                                           
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19 Years
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Kingrail Flexible Train Car Coupler for Railroad with 880mm Height Standard and ISO Certification

Price Negotiable
Price: Negotiable
MOQ: 1 pc
Delivery Time: 1-30 working days
Brand: Kingrail
Product Description
Product Overview
The Kingrail Flexible Train Car Coupler is a critical railway component designed to connect locomotives and rail vehicles while transmitting traction forces, braking forces, and absorbing longitudinal impact forces. Manufactured with ISO certification and ODM capabilities, this coupler ensures reliable performance and interchangeability across railway systems.
Key Features & Specifications
Standard horizontal centerline height: 880mm (±10mm for freight cars, +10mm/-5mm for passenger cars)
Maximum height difference between adjacent couplers: ≤75mm
Three operational states: Locked position, Unlocking position, and Fully open position
Compatible with automatic coupler systems (No. 13 and No. 15 standards)
Available in upper-action and lower-action opening mechanisms
Constructed from high-strength materials for durability and reliability
Technical Components
Coupler Assembly
Comprises three main sections: hook head, hook body, and hook tail with vertical flat lock hole for secure connection to hook tail frame.
Buffer System
Designed to absorb longitudinal shocks and vibrations during train operation, starting, braking, and shunting. Available in friction, rubber, and hydraulic buffer types to dissipate impact energy effectively.
Production Capabilities
Our state-of-the-art manufacturing facilities include:
36 VTC6070 vertical lathes in finishing workshop
Multiple CNC milling machines (AVL-860, VMC850B)
20 HTC2050n multi-function machines
15 C41-2000 air hammers in forging workshop
8 D51-450A ring rolling machines
16 GZ4232 CNC sawing machines in raw material workshop
Quality Assurance & Testing
Comprehensive testing and inspection procedures ensure product reliability and compliance with railway standards:
Automatic digital display Rockwell hardness tester (200HRS-180)
Electronic Brinell hardness tester (THB-3000)
Inverted metallurgic microscope (4XCE)
Rapid multi-element analyzers for chemical composition verification
Portable chemical composition analyzers and infrared thermometers
Application Areas
Suitable for various railway applications including freight trains, passenger cars, high-speed railways, subways, and specialized applications like the Daqin Railway coal transport unit trains with rotary couplers.
Kingrail Flexible Train Car Coupler for railway locomotives and rolling stock

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Maanshan Kingrail Technology Co.,Ltd.
Location Building 1, Cross-border E-commerce Industrial Park, Comprehensive Bonded Zone, Zhengpugang New District, Ma’anshan City, Anhui Province
Contact Person Amanda

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