Carbon Steel Chrome Plated Square Tube
OEM Structural Steel Tube for Global Industrial Supply Chains.
Product Overview
Carbon Steel Chrome Plated Square Tube is a precision-engineered structural steel product manufactured from high-quality carbon steel grades (Q195 / Q235 / Q345) and finished with a controlled nickel-chrome electroplating system.
It is widely used in industrial manufacturing, furniture OEM production, retail display systems, fitness equipment, mechanical structures, and architectural applications, where both structural strength and surface consistency are required.
This product is supplied to OEM manufacturers, wholesale distributors, and industrial project contractors across Europe, North America, South America, Southeast Asia, and the Middle East under long-term procurement programs.
Real Application Case Studies
Case Study 1: European Furniture OEM Program
Product: Chrome plated square tube for modular furniture frames.
Application: Office desks, shelving systems, storage racks.
Requirement: High dimensional consistency for automated. assembly lines.
Result: Stable batch supply with repeat monthly orders.
Case Study 2: North America Retail Display System
Product: Chrome square tubes for retail shelving structures.
Application: Supermarket & chain store display systems.
Requirement: Consistent chrome surface + fast installation compatibility.
Result: Reduced on-site assembly time and improved structural stability.
Case Study 3: Fitness Equipment Manufacturing Project
Product: High-strength structural square tubes.
Application: Gym machines and commercial fitness systems.
Requirement: Load-bearing stability + corrosion resistance.
Result: Long-term Stable supply for multiple equipment models.
Verified Manufacturing Capability
We are a direct manufacturer specializing in carbon steel tube production and surface engineering systems.
Manufacturing Experience
10+ years in steel tube manufacturing
Continuous OEM supply for industrial and furniture sectors
Long-term repeat buyers across global markets
Stable batch production with full traceability system
Production Capacity
Monthly output: 800–1,200 metric tons
Multiple roll-forming production lines
Dedicated nickel-chrome electroplating workshop
Automated dimensional inspection systems
Supply Chain Stability System
Certified steel mill sourcing system
Safety stock for standard specifications
OEM production scheduling system
Backup production lines for urgent orders
Batch traceability for quality consistency
Product Specifications
|
Parameter |
Specification |
|
Steel Grade |
Q195 / Q235 / Q345 |
|
Shape |
Square Tube |
|
Surface Finish |
Nickel + Chrome Electroplated |
|
Size Range |
10×10 mm – 100×100 mm |
|
Wall Thickness |
0.6 mm – 5.0 mm |
|
Length |
3 m / 6 m / Custom cut |
|
Tolerance |
±0.1 mm / ±0.2 mm |
|
Standards |
ASTM A500 / EN 10219 / JIS G3466 |
Manufacturing Process
Cold Roll Forming
Stress Relief Treatment
Surface Cleaning & Activation
Nickel-Chrome Electroplating
Anti-Corrosion Sealing
Engineering Performance
Structural Strength
Yield strength ≥ 235 MPa
Corrosion Resistance (ASTM B117 Test)
120–240 hours without red rust
Surface Quality
Surface roughness: Ra ≤ 0.8 μm
Dimensional Accuracy
Tolerance: ±0.1–0.2 mm
Pricing Intelligence
Pricing is based on industrial procurement parameters:
Steel grade (Q195 / Q235 / Q345)
Wall thickness (0.6–5.0 mm)
Chrome coating specification
Order volume (tonnage-based pricing tiers)
Packaging & export requirements
Indicative Pricing Logic
Standard thin-wall tubes → lowest cost tier.
Medium structural OEM grade → mid cost tier.
Medium structural OEM grade → mid cost tier.
Quality Assurance System
Material Control
Chemical composition testing
Batch traceability system
Process Control
Dimensional inspection per batch
Coating thickness measurement
Surface defect inspection
Performance Testing
Salt spray test (ASTM B117)
Mechanical strength verification
Third-Party Inspection
ISO 9001 certified system
SGS / BV / Intertek supported
Pre-shipment inspection available
Supply Reliability & Procurement Risk Control
Stable production scheduling system
Guaranteed lead time (7–25 days)
Safety stock for fast delivery
Replacement policy for confirmed quality issues
Long-term OEM contract support
Certified raw material supply chain
Packaging & Global Logistics
- Steel strip bundled packaging
- Anti-rust oil protection
- Export wooden crate (optional)
- OEM labeling + barcode tracking
- FCL / LCL shipment support
Why Global OEM Buyers Choose Us
Direct manufacturer (no trading layer)
Stable industrial-scale production
Strict dimensional & coating control
Proven OEM customization capability
Long-term supply reliability
Export experience in 30+ countries
Engineering-based production system
FAQ
Q: Are you a manufacturer or trading company?
A: We are a direct manufacturer with integrated roll-forming and electroplating production systems.
Q: Do you have real project experience?
A: Yes. We supply OEM furniture, retail display, fitness equipment, and industrial structural projects globally.
Q: Can you provide inspection reports?
A: Yes. SGS, BV, and Intertek reports are available upon request before shipment.
Q: How do you ensure quality consistency?
A: We use batch-based QC systems including raw material testing, dimensional inspection, coating thickness control, and corrosion testing.
Q: Do you support long-term supply contracts?
A: Yes. We support OEM contracts with scheduled production and stable supply planning.
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