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Affordable galvanized pipe | Hot-Dip Coated Steel for Projects

Affordable galvanized pipe | Hot-Dip Coated Steel for Projects

$420.00 SGD
$420.00 SGD
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Affordable Galvanized Pipe | Hot-Dip Coated Steel for Projects

Product Specifications

Parameter Details
Material Carbon steel (Q195/Q235) with hot-dip galvanized coating (40–275g/m² zinc)
Thickness 0.4–6.0 mm (adjustable for structural or lightweight applications)
Dimensions 21.3–610 mm (OD), standard length 6m, customizable up to 12m
Hardness (Vickers) 150–220 HV (reinforced by zinc alloy layer)
Tensile Strength 550–800 MPa (Grade DX51D/Q235)
Bending Strength 320–480 MPa (corrugated profiles enhance rigidity)
Weight 3.5–25 kg/m (varies with thickness and diameter)
Coating Hot-dip galvanized (zinc layer 40–275g/m²) + optional stone-chip finish
Warranty 30-year guarantee against rust, UV degradation, and mechanical wear

Key Features & Benefits

  1. Superior Corrosion Resistance

    • The hot-dip galvanized coating forms a protective zinc layer that sacrificially corrodes before the steel substrate, extending lifespan to 50+ years in dry climates and 20–30 years in coastal areas. Ideal for galvanized pipe for water systems, it resists rust caused by moisture, saltwater, and acidic environments.
    • A secondary stone-chip finish (optional) adds UV protection and abrasion resistance, making it suitable for outdoor projects like home depot galvanized pipe installations.

  2. High Strength & Durability

    • Tensile Strength: Engineered with Grade Q235/DX51D steel cores, these galvanize pipes withstand tensile forces up to 800 MPa, resisting wind loads (180 mph) and heavy snow (50 psf).
    • Bending Resistance: Trapezoidal corrugations or reinforced edges achieve bending strengths of 320–480 MPa, preventing deformation under stress.

  3. Lightweight & Cost-Effective

    • At 3.5–25 kg/m, these pipes reduce structural load by 60% compared to concrete alternatives. Their recyclability (85% recycled steel) aligns with LEED standards, lowering carbon footprints.
    • Pre-drilled holes and interlocking edges simplify DIY installations, reducing labor costs for plumbing or fencing projects.

  4. Versatile Applications

    • Water Systems: Safe for potable water due to non-toxic zinc coatings, compliant with ASTM A53 and BS1387 standards.
    • Construction: Used in HVAC, fire sprinklers, and structural frameworks.
    • Agriculture: Corrosion-resistant irrigation pipes for farms.

Technical Insights

Identification & Traceability

  • Laser Marking: Each pipe is etched with a batch code (e.g., Q235-40G) for quality tracking, complying with ASTM E384 and ISO 9001.
  • Coating Verification: X-ray fluorescence (XRF) ensures zinc density (40–275g/m² ±5%) and alloy composition (0.15% C, 0.6% Si).

Weight Calculation Formula

Example: A 60.3 mm OD × 3.5 mm WT pipe weighs .

 

Why Stainless Steel May Corrode
Although stainless steel is corrosion-resistant, rust can occur under specific conditions:

  • Chloride Exposure: Coastal saltwater or de-icing agents penetrate chromium oxide layers, causing pitting.
  • Mechanical Damage: Scratches during installation expose the iron substrate to oxidation.
  • Low Oxygen Environments: Stagnant water inhibits oxide layer regeneration, accelerating rust.

Why Choose Our Galvanized Pipes Over Stainless Steel?

  1. Cost Efficiency: Galvanize pipes are 50–70% cheaper than stainless steel while offering comparable durability in non-extreme environments.
  2. Eco-Friendly: Zinc-coated steel is 100% recyclable, reducing landfill waste.
  3. Ease of Installation: Lighter weight and pre-cut options save time for home depot galvanized pipe projects.
  4. Adaptability: Customizable coatings (anti-UV, anti-condensation) and profiles (round, square) meet diverse needs.
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