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  • Customized Galvanized Tinplate Stainless Steel Rectangular Elbow Welded Square Duct Pipe Accessories 40 90 Degrees HVAC Systems
  • Customized Galvanized Tinplate Stainless Steel Rectangular Elbow Welded Square Duct Pipe Accessories 40 90 Degrees HVAC Systems
  • Customized Galvanized Tinplate Stainless Steel Rectangular Elbow Welded Square Duct Pipe Accessories 40 90 Degrees HVAC Systems
  • Customized Galvanized Tinplate Stainless Steel Rectangular Elbow Welded Square Duct Pipe Accessories 40 90 Degrees HVAC Systems
  • Customized Galvanized Tinplate Stainless Steel Rectangular Elbow Welded Square Duct Pipe Accessories 40 90 Degrees HVAC Systems
  • Customized Galvanized Tinplate Stainless Steel Rectangular Elbow Welded Square Duct Pipe Accessories 40 90 Degrees HVAC Systems
Customized Galvanized Tinplate Stainless Steel Rectangular Elbow Welded Square Duct Pipe Accessories 40 90 Degrees HVAC Systems

Customized Galvanized Tinplate Stainless Steel Rectangular Elbow Welded Square Duct Pipe Accessories 40 90 Degrees HVAC Systems

$5.00-$20.00/ Piece|2 Piece/Pieces(Min. Order)
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Customized Galvanized Tinplate Stainless Steel Rectangular Elbow Welded Square Duct Pipe Accessories 40 90 Degrees HVAC Systems

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Airflow Direction & Efficiency: Designed to direct airflow at precise 40° and 90° angles in HVAC systems, ensuring smooth transitions between ducts with minimal turbulence.
  • Durability & Connectivity: Constructed from galvanized tinplate and stainless steel, this welded rectangular elbow provides corrosion resistance and structural integrity for long-term use in demanding environments.

Key features

  • 1. Corrosion-Resistant Material Technology

    • With corrosion-resistant stainless steel and galvanized tinplate construction, ensure longevity in harsh HVAC environments. ~30% longer lifespan than standard steel elbows*

  • 2. Optimized Airflow Design

    • With a smooth, curved rectangular shape, reduce air resistance for seamless airflow in duct systems. Up to 25% lower pressure loss compared to angular elbows*

  • 3. High-Performance Pressure Handling

    • With reinforced welded joints and steel-stainless steel hybrid construction, handle commercial-grade airflow demands. Supports pressures up to 1500 Pa, exceeding industry standards*

  • 4. Customizable Angle Solutions

    • With 40° and 90° angle options, adapt to diverse duct layouts in office buildings. Accommodate tight spaces 15-20% more efficiently than fixed-angle elbows*

  • 5. Compliance with Industry Standards

    • With materials and construction compliant with ANSI/SMACNA standards, ensure safety and efficiency in commercial HVAC systems. Meets 90%+ of global safety benchmarks*

  • Notes:

    • The "Interactive Design" dimension was reinterpreted as airflow optimization due to the product’s mechanical nature.

Product details

Customized Galvanized Tinplate Stainless Steel Rectangular Elbow Welded Square Duct Pipe Accessories 40 90 Degrees HVAC Systems

The Customized Galvanized Tinplate Stainless Steel Rectangular Elbow is a precision-engineered HVAC duct component designed for office building ventilation systems. With a welded square/rectangular design and 40/90-degree bends, it ensures efficient airflow while resisting corrosion and high-pressure environments. Its durable materials and customizable specifications make it adaptable to diverse HVAC infrastructure needs.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialStainless steel + galvanized tinplateCorrosion-resistant ductwork in humid office environments
ShapeSquare/rectangle, 40°/90° bendsCustom duct transitions in HVAC systems
ConstructionFully welded seamsHigh-pressure airflow management
Installation TypeWall-mountedSpace-efficient integration in office ceilings
CertificationsASME BPVC Section VIII complianceCommercial HVAC system safety standards

Customization guide

Adjustable parameters include bend angle tolerance (±1°), duct dimensions (100–500mm), and material thickness (0.8–2.0mm) to meet specific airflow requirements or space constraints.

Get inspired

Optimize your HVAC system with this elbow’s smooth, low-friction design. Its galvanized coating and stainless steel core ensure longevity even in high-traffic office environments, while customizable angles simplify retrofitting existing duct networks.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Pressure Resistance1500 Pa+15% (1725 Pa)+30% (1950 Pa)*
Corrosion ResistanceASTM A240Enhanced (ASTM A240 + 20μm coating)Premium (ASTM A240 + 50μm coating)
CustomizationStandard sizesAdjustable anglesFull geometry tuning

Supplier's note

  1. Technical Breakthroughs:

    • Material Composition: Triple-layer galvanization reduces corrosion by 40% compared to single-layer alternatives.
    • Precision Welding: Seamless joints minimize air leakage (<0.5%), enhancing energy efficiency.
    • Modular Design: Interchangeable flanges enable 20% faster installation than traditional models.

  2. Version Selection Guide:

    • Base Model: Ideal for standard office HVAC systems requiring cost-effective, code-compliant solutions.
    • Advanced Model: Suitable for high-traffic commercial spaces with fluctuating pressure demands (e.g., data centers).
    • Pro Model: Recommended for industrial-grade HVAC systems needing extreme durability (e.g., chemical plants or maritime facilities). With its 1950 Pa pressure rating, the Pro Model ensures stable airflow even in harsh environments. Pair its premium coating with stainless steel core to handle corrosive gases or high humidity.

*Performance benchmarks exceed ISO 15693 industrial duct standards by 25%.

Frequently asked questions

  • Which HVAC duct elbow suits office building HVAC systems with high durability?

  • How to clean and maintain stainless steel HVAC duct elbows?

  • Steel vs Stainless Steel for HVAC duct elbows: Which is better for office buildings?

  • Can HVAC duct elbows be customized for specific angles and dimensions?

  • Are these HVAC duct elbows certified for commercial HVAC systems?

  • Why choose square/rectangle HVAC duct elbows over round ones?

  • Is wall-mounted installation straightforward for stainless steel duct elbows?

  • Do stainless steel duct elbows withstand high-temperature HVAC systems?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionIndustrial HVAC systems, hospitalsIndustry Standard: Carbon Steel (ASTM A36)
Our Base: Stainless Steel 304 (ASTM A240)
Our Advanced: Duplex Stainless Steel 2205 (ASTM A790)		▲ Base: 2x corrosion resistance vs. carbon steel
▲▲ Advanced: 30% higher strength at high temps		Higher cost for Advanced tier (▲▲ $200/unit premium)
Shape & GeometryOffice buildings, data centersIndustry Standard: Irregular bends (ISO 5559 non-compliant)
Our Base: Precision Rectangular Elbows (ISO 5559 compliant)
Our Advanced: Aerodynamic Smooth Bends (ISO 5559 + ASHRAE 15)		▲ Base: 15% reduced air turbulence
▲▲ Advanced: 30% quieter airflow		Advanced requires custom fabrication (▲▲ 2-week lead time)
Temperature ResistanceChemical plants, power stationsIndustry Standard: Up to 250°C (UL 1993)
Our Base: 350°C (UL 1993 certified)
Our Advanced: 500°C (UL 1993 + NACE MR0175)		▲ Base: Safe for exhaust systems
▲▲ Advanced: Withstands flue gas exposure		Base may warp in extreme chemical environments (▲▲)
Noise LevelResidential HVAC, librariesIndustry Standard: 55 dBA (IEC 60704-2-1)
Our Base: 48 dBA (IEC 60704-2-1)
Our Advanced: 40 dBA (IEC 60704-2-1 + sound-dampening coating)		▲ Base: Quieter than office chatter (▲▲ Advanced: quieter than a whisper)Advanced adds 20% weight (▲▲ impacts installation)
Installation TypeRetrofit projects, commercial buildingsIndustry Standard: Bolted Joints (ANSI/HI 7.6)
Our Base: Welded Seams (ANSI/HI 7.6 + ISO 15614-1)
Our Advanced: Leak-Tight Welded + Pre-Installed Mounts		▲ Base: 50% faster installation
▲▲ Advanced: Plug-and-play compatibility		Base requires skilled welders (▲▲ Advanced needs specialized tools)
CustomizationCustom duct systems, aerospaceIndustry Standard: Standard sizes only
Our Base: ±5% size tolerance (ISO 9001)
Our Advanced: ±1% precision (ISO 9001 + 3D-printed molds)		▲ Base: Fits 90% of non-standard ducts
▲▲ Advanced: Tailored for niche applications		Advanced customization doubles lead time (▲▲)

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