Crane Rail

Qu Crane Rail Supplier – Customized for Overhead Cranes

Qu crane rail refers to heavy-duty, hot-rolled crane rails complying with YB/T 5055-2014, designed for industrial and port applications with load capacities up to 500 tons, featuring flat-bottomed profiles (e.g., QU70, QU100), high-strength materials U71Mn (880 MPa tensile), and compatibility with Chinese crane systems while offering cost-effective alternatives to DIN 536 or EN 13674-1 standards.

QU Crane rail drawing

Rail type

Dimensions(mm)

Steel Grade

Weight

(Kg/m)

A(H)

F(B)

C(K)

t(S)

QU70>

120

120

70

28

U71Mn

52.8

QU80>

130

130

80

32

U71Mn

63.69

QU100>

150

150

100

38

U71Mn

88.96

QU120>

170

170

120

44

U71Mn

118.1

QU80 Crane rail
QU Crane rail drawing
QU100
QU 100

Product Overview

YB Crane Rails are precision-engineered steel tracks designed to meet the rigorous demands of overhead cranes, gantry systems, and heavy-duty industrial applications. Compliant with China’s YB/T 5055-2014 standard, these rails combine durability, load-bearing capacity, and safety to ensure seamless operations in ports, manufacturing facilities, and logistics hubs.

 

Core Features & Advantages

Material Excellence

Constructed from U71Mn alloy steel (0.65–0.77% carbon, 1.10–1.40% manganese), offering high tensile strength (≥900 MPa) and superior wear resistance.Engineered to withstand dynamic loads, impact forces, and extreme operational conditions.

Design Innovations

Flat-bottomed profile ensures stable installation and reduces stress concentration.Thickened web and widened base enhance load distribution, supporting capacities up to 150+ tons. Precision manufacturing guarantees straightness (<1.5 mm/m) and dimensional accuracy for smooth crane movement.

 

Model Variants

QU Series: QU70, QU80, QU100, QU120 (QU denotes rail head width in mm).

Custom Lengths: Available in standard 12-meter segments or project-specific dimensions (e.g., container-friendly 11.8 m).

 

Applications

 

Ports & Terminals: Supports container handling cranes (STS, RTG) for efficient cargo operations.

Heavy Industry: Used in steel mills, shipyards, and automotive plants for lifting oversized equipment.

Logistics Centers: Enables smooth movement in automated storage systems and warehouse robotics.

 

Installation & Accessories

 Welded or Bolted rail clips: Flexible, self-locking clamps with vulcanized rubber buffers for secure rail fastening. Options include welded base plates or high-strength bolts for versatile installation. Also supply rubber pads, steel plates, fish plates, etc.

 

Certifications & Compliance

Meets YB/T 5055-2014 and aligns with international standards (e.g., DIN 536, UIC 860).

Available with ISO 9001, CE, or customized certifications for global markets.

Why Choose Qu Crane Rails?

Proven Reliability: Trusted by leading industries worldwide for over 15 years.

Cost-Effective Performance: Balances high strength with competitive pricing.

Customization: Tailored solutions for special alloys, coatings, or length requirements.

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