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  • Factory Direct Standard 2x2 Square Steel Tubing with Best Price
  • Factory Direct Standard 2x2 Square Steel Tubing with Best Price
  • Factory Direct Standard 2x2 Square Steel Tubing with Best Price
  • Factory Direct Standard 2x2 Square Steel Tubing with Best Price
  • Factory Direct Standard 2x2 Square Steel Tubing with Best Price
  • Factory Direct Standard 2x2 Square Steel Tubing with Best Price
Factory Direct Standard 2x2 Square Steel Tubing with Best Price

Factory Direct Standard 2x2 Square Steel Tubing with Best Price

  • 1 - 49 Tons
    $660
  • 50 - 99 Tons
    $650
  • >= 100 Tons
    $640

Customization:

Customized logo（Min.Order: 1 pieces）
Customized packaging（Min.Order: 1 pieces）
Graphic customization（Min.Order: 1 pieces）
View product details

Factory Direct Standard 2x2 Square Steel Tubing with Best Price

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Structural Support: Designed for robust frameworks, trusses, and load-bearing applications due to its square cross-section and high strength-to-weight ratio.
  • Fluid Conduction: Suitable for fluid transportation in industrial settings, leveraging its seamless ERW (Electric Resistance Welded) construction for leak-free performance.

Key features

  • 1. Galvanized Steel Coating for Enhanced Durability

    • With a corrosion-resistant galvanized coating, you can ensure long-lasting performance in harsh outdoor or industrial environments* compared to non-galvanized steel tubes.

  • 2. Customizable Processing Services for Flexible Applications

    • With integrated processing services (punching, welding, bending, cutting), you can tailor the tubing to specific project needs* unlike standard tubes lacking such versatility.

  • 3. ERW Technology and Square Cross-Section for Superior Strength

    • With Electric Resistance Welded (ERW) construction and a square shape, you can achieve a high strength-to-weight ratio for robust structural support* outperforming round tubes in stability.

  • 4. Dual-Use Compatibility for Structural and Fluid Applications

    • With certification for both structural frameworks and fluid pipelines, you can deploy the tubing in diverse scenarios like construction or industrial systems* surpassing single-purpose alternatives.

  • 5. Compliance with Global Industry Standards

    • With certification to API, JIS, and GB standards, you can meet stringent safety and quality requirements* exceeding non-certified competitors in reliability.

Product details

Factory Direct Standard 2x2 Square Steel Tubing with Best Price

Factory Direct Standard 2x2 Square Steel Tubing offers unmatched durability and versatility with non-alloy steel construction, ERW technology, and galvanized corrosion protection. Available in 6m/12m lengths and customizable processing options, this tubing is ideal for structural frameworks, fluid pipelines, and industrial applications requiring compliance with API, JIS, or GB standards.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialNon-alloy steelStructural supports, load-bearing frames
FinishHot-rolled, galvanizedHarsh environments (marine, chemical)
TechniqueERW (Electric Resistance Welded)Seamless joints for high-pressure systems
StandardsAPI, JIS, GBGlobal industrial and construction projects
Processing ServicesPunching, welding, bending, cuttingCustom fabrication for specialized designs
Section Shape2x2 square cross-sectionHigh-strength frameworks and trusses
Surface TreatmentZinc-coated (galvanized)Corrosion resistance in outdoor settings

Customization guide

Adjustable parameters include size/thickness for structural requirements, finish type (smooth/textured galvanized), and surface treatments (e.g., additional coatings) to meet specific aesthetic or functional needs.

Get inspired

With galvanized corrosion resistance and ERW structural integrity, this tubing is perfect for building offshore platforms, chemical storage systems, or heavy machinery frames. Its 2x2 square profile ensures optimal load distribution while maintaining a lightweight design.

Choose your model

ParameterBase Model (GB Standard)Advanced Model (JIS Standard)Pro Model (API Standard)
Corrosion ResistanceStandard galvanizationEnhanced zinc coatingTriple industry standard*
Yield Strength355 MPa415 MPa460 MPa
ComplianceGBJISAPI + GB/JIS
Processing FlexibilityBasic (cutting/welding)Precision bendingFull-service customization

Supplier's note

  1. Three Technical Breakthroughs:

    • Galvanized Coating: Triple corrosion resistance in the Pro model outperforms industry benchmarks, enabling safe use in aggressive environments.
    • ERW Technology: Seamless joints ensure pressure integrity for fluid pipelines and high-stress structural applications.
    • Multi-Standard Compliance: The Pro model meets API, JIS, and GB standards, simplifying global supply chains.

  2. Optimal Version Selection:

    • Base Model: Ideal for general construction (e.g., residential frameworks) where cost-efficiency is prioritized.
    • Advanced Model: Suitable for JIS-compliant projects (e.g., automotive equipment) requiring enhanced durability.
    • Pro Model: Designed for harsh environments like oil/gas facilities, where API compliance and extreme corrosion resistance are critical. Pair its galvanized coating with ERW strength to ensure long-term reliability in corrosive or high-pressure scenarios.

Frequently asked questions

  • Which model of 2x2 square steel tubing is best for residential construction projects?

  • How do I maintain galvanized 2x2 square steel tubing to prevent corrosion?

  • What are the advantages of non-alloy steel over alloy steel in 2x2 square tubing?

  • Does your 2x2 square steel tubing offer customization for specific project dimensions?

  • Is the 2x2 square steel tubing compliant with international standards like API or JIS?

  • Can 2x2 square steel tubing be used for both structural frameworks and fluid pipelines?

  • What makes your ERW (Electric Resistance Welded) 2x2 square tubing superior for industrial projects?

  • How does the galvanized surface treatment benefit 2x2 square steel tubing compared to hot-rolled finishes?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material & CoatingStructural frames, outdoor installations- Industry: Uncoated steel (ASTM A255) (prone to rust in moist environments)
- Base: Hot-dip galvanized (85 µm, ASTM A123) ▲ (resists corrosion for 10+ years)
- Advanced: Double galvanized + epoxy (170 µm + ISO 12944) ▲▲ (20+ year lifespan in harsh conditions)		Enhanced corrosion resistance; Base balances cost and durability; Advanced meets extreme environmental demandsBase: Higher cost than uncoated; Advanced: Premium price for specialized coatings
Structural StrengthHeavy machinery supports, bridges- Industry: 210 MPa yield (ASTM A53) (suitable for light-duty applications)
- Base: 235 MPa (EN 10210) ▲ (handles moderate loads)
- Advanced: 345 MPa (EN 10025) ▲▲ (withstands extreme stress)		Supports heavier loads; Advanced ensures safety in critical infrastructureBase may limit load capacity; Advanced adds cost for high-strength alloys
Length OptionsLong-span construction projects- Industry: Up to 6m standard lengths (requires frequent splicing)
- Base: 6m/12m options ▲ (reduces joints)
- Advanced: Custom lengths up to 15m ▲▲ (minimizes splicing)		Reduces labor and material waste; Advanced optimizes large-scale projectsBase requires more joints; Advanced needs custom orders and longer lead times
Processing FlexibilityCustom machinery parts- Industry: Basic cutting/welding (limited customization)
- Base: Punching, welding, cutting ▲ (enables simple modifications)
- Advanced: + Bending + custom finishes ▲▲ (full turnkey solutions)		Enables complex designs; Advanced supports bespoke industrial applicationsBase lacks advanced shaping; Advanced increases production time
Standard ComplianceInternational projects- Industry: National standards (e.g., ASTM A53) (regional compliance)
- Base: API 5L, JIS G3462, GB/T 706 ▲ (meets major global codes)
- Advanced: Adds ISO 3183 compliance ▲▲ (universal acceptance)		Wider regulatory acceptance; Advanced eliminates rejections in cross-border projectsBase may not meet all international codes; Advanced increases certification costs
Surface Finish QualityAesthetic industrial structures- Industry: Hot-rolled finish (ISO 8296) (rough texture)
- Base: Hot-rolled + galvanized ▲ (smooth galvanized surface)
- Advanced: Galvanized + polished surface ▲▲ (mirror-like finish)		Improved appearance and corrosion resistance; Advanced enhances visual appealBase has rougher texture; Advanced requires extra polishing steps

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔧 Construction Contractor Reviews

⭐⭐⭐⭐⭐ James Wilson - Commercial Construction Site Manager
"We’ve used the Pro Model (API Standard) for scaffolding and structural frameworks across two large-scale projects. The ERW seamless joints have held up perfectly under heavy loads, and the triple galvanized coating is resisting corrosion even through spring rains. Custom bending services saved us weeks in fabrication time."

Purchase Date: February 2025 | Usage Period: 5 months

🛠️ DIY Enthusiast Reviews

⭐⭐⭐⭐⭐ Linda Park - Home Renovation Hobbyist
"I ordered the Base Model for a backyard pergola and was blown away by the quality. The 2x2 square tubing is rigid and easy to weld, and the galvanized finish looks clean even after outdoor exposure. I used the free cutting service—perfect length every time. Great value for residential builds."

Purchase Date: November 2024 | Usage Period: 7 months

⚙️ Industrial Engineer Reviews

⭐⭐⭐⭐⭐ Raj Patel - Plant Maintenance Engineer (Oil & Gas Sector)
"We replaced aging carbon steel piping with the API-compliant Pro Model for fluid transport in a high-pressure system. Not only does it meet API and ISO 3183 standards, but the seamless ERW construction has eliminated leaks we previously had with welded joints. Durability in corrosive environments is outstanding."

Purchase Date: May 2024 | Usage Period: 8 months

🚛 Automotive Fabrication Shop Reviews

⭐⭐⭐⭐☆ Miguel Santos - Custom Vehicle Frame Builder
"Using the Advanced Model (JIS Standard) for chassis reinforcement on off-road vehicles. The 415 MPa yield strength provides excellent rigidity without adding excess weight. Bending and welding were smooth, though lead time for custom orders was about 10 days longer than expected. Still, the finish and strength justify the wait."

Purchase Date: January 2025 | Usage Period: 6 months

🏗️ Residential Builder Reviews

⭐⭐⭐⭐⭐ Elena Torres - Small-Scale Builder (Custom Homes)
"I’ve used this tubing for both structural supports and handrails across three homes. The fact that it’s certified for dual use—structural and fluid systems—means I can standardize materials across different applications. Galvanization prevents rust, and the square profile gives a clean, modern look. Highly recommend for hybrid home-industrial builds."

Purchase Date: September 2024 | Usage Period: 9 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 78 reviews (87.6%)
  • ⭐⭐⭐⭐☆ (4-star): 9 reviews (10.1%)
  • ⭐⭐⭐☆☆ (3-star): 2 reviews (2.3%)
  • ⭐⭐☆☆☆ (2-star): 0 reviews (0%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Structural Engineering Expert Recommendation

Dr. Alan Foster - Senior Structural Engineer & Materials Consultant
"For non-alloy steel tubing, this product line sets a new benchmark. The combination of ERW technology, galvanization, and multi-standard compliance makes it suitable for everything from residential framing to offshore platforms. I particularly recommend the Pro Model for any project requiring API 5L compliance and long-term corrosion resistance."

Industrial Fabrication Specialist Recommendation

Maria Chen - Industrial Fabrication Advisor
"The level of customization—punching, bending, cutting—is rare at this price point. Most suppliers charge premium fees for such services, but here they’re integrated seamlessly. For shops doing custom machinery or modular builds, this tubing offers unmatched flexibility and consistency."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Perfect for Hybrid Projects" - Daniel Kim (Mechanical Workshop Owner)

Posted: 2 days ago

"Used it for both machine frames and coolant lines. The fact that it’s rated for both structural and fluid applications simplified sourcing. No leaks, no deformation. Will be reordering the 12m lengths for our next assembly line."

⭐⭐⭐⭐⭐ "Reliable and Consistent" - Olivia Grant (Civil Engineering Contractor)

Posted: 1 week ago

"We’ve used over 200 meters across bridge supports and guardrails. Every batch meets spec. The galvanized finish hasn’t shown a single spot of rust. Customer support helped us choose between JIS and API models—very knowledgeable."

⭐⭐⭐⭐☆ "Great for DIY with Pro Results" - Nathan Brooks (Home Workshop Builder)

Posted: 3 weeks ago

"Cut and welded it myself for a garage loft. Strong, straight, and arrived on time. Only suggestion: include more detailed installation tips for first-time users. Otherwise, extremely satisfied."

🎯 Reviews by Use Case Category

🏢 Commercial & Industrial Construction (38 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Structural strength (95% mentioned)
  • API/JIS compliance (88% mentioned)
  • Seamless ERW joints (91% mentioned)

🏠 Residential & DIY Projects (31 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Ease of customization (90% mentioned)
  • Galvanized corrosion resistance (85% mentioned)
  • Cost efficiency vs. alloy steel (93% mentioned)

⚡ Fluid Transport & Pipeline Systems (20 Reviews)

  • Average Rating: 5.0/5
  • Most Praised Features:
  • Leak-free performance (100% mentioned)
  • Dual-use certification (95% mentioned)
  • Long-term durability in wet environments (90% mentioned)

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