Steel Wheel Components

OTR Wheel Rim 25-63 Inch | Demountable Quick-Change Rim Assembly Parts & Components 

Flange, Side Flange, Lock Ring, Gutter, Bead Seat Band, Back Section

Product Details

1. Wheel Side Ring(Flange)

Material: Chinese standard steel grade Q355B, equivalent to EN 10025 S355JR.

Available Specifications: 5.5F-16, 6.00G-16, 6.5-20, 7.00T-20, 7.50V-20, 8.0-20, 8.5-20, 8.5-24, 9.00V-20. Product diameters range from 8 inches to 24 inches.

Product Advantage:

Full range of specifications
Covers wheel diameters from 8" to 24".

Strong R&D & production capability
5 CNC hot-rolled production lines and 30+ engineers for custom section steel and side ring development.

Large production capacity
1,000,000 pieces/month output, ensuring timely delivery for orders of any quantity.

2. Back Section

Manufacturing Process: Hot Pressing, Flash Butt Welding, CNC Precision Machining
Material: Q355B Steel (Equivalent to EN 10025 S355JR)
Size Range: 15 - 53 inches

Key Features:

Full Spec Coverage: 15" - 53" for diverse off-road applications

Advanced Equipment: 2000T/2500T hydraulic presses, flash butt welders

Customization: Custom R&D and special rim manufacturing supported

Supply Capacity: 40,000 units/month with flexible delivery

3. Wheel Rim Flange

Material: Q355B High-Strength Low-Alloy Steel (Equivalent to S355JR / ASTM A572 Gr 50)

Size Range: 20-63 inches (Optimized for heavy-duty commercial and off-road vehicles)

Craftsmanship: Produced by hot rolled forming and automatic welding, with precision CNC machining for tight dimensional tolerances.

Features:

Dimensional Accuracy: CNC finishing ensures superior roundness and perfect fitment.

Reliable Air Tightness: Premium forming and welding processes eliminate porosity, delivering dependable performance for tubeless tire applications.

High Structural Strength: Q355B steel offers outstanding load capacity and impact resistance.

4. Wheel Rim Bead Seat Bands (OTR Bead Seat Rings)

Critical components for OTR wheel rim assemblies widely fitted on construction, earthmoving, heavy equipment and mining wheels. They firmly hold tire beads in place and effectively prevent air leakage.

Specifications:

Standard Sizes: 25", 29", 33", 35", 39", 45", 51", 57", 63"

Size Range: 20" – 63"

Material: Q355 hot-rolled shaped sections

Manufacturing Process: Butt welding & CNC precision machining

Performance: Guarantees high dimensional accuracy and superior air tightness for off-the-road (OTR) wheel rims.

5.OTR Wheel Rim Gutter Section, Locked Groove Ring

Application: Off-the-Road (OTR) vehicle wheel rims

Manufacturing Process: Hot rolled profile forming → Precision butt welding → Full CNC machining

Performance Features: High dimensional accuracy, excellent air tightness for pneumatic use

Material: Q355 structural steel

Specifications: 15 – 63 inches (Diameter)

6. Wheel Rim Locking Ring

Hot-rolled formed welded lock rings for off-highway machinery, featuring stable mechanical properties and excellent elasticity.

Specifications

Material: 50#, 50Mn

Diameter: 15 - 63 inches (381 - 1600 mm)

Types: Light-duty, Medium-duty, Heavy-duty, Custom

Application: Excavators, loaders, mining trucks

Advantages

Cost-Efficient: In-house production of section steel; custom specifications available.

Superior Elasticity: Produced with 500T hydraulic presses and heating furnaces.

100% Full Inspection: Strict quality control for consistent performance.

Large Production Capacity: 80,000 pcs per month, supporting flexible order fulfillment.