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  • Ductile Cast Iron Steel Pipe Large Diameter DN100 DN200 Iron Tube K9 Ductile Cast Iron Steel Pipe
  • Ductile Cast Iron Steel Pipe Large Diameter DN100 DN200 Iron Tube K9 Ductile Cast Iron Steel Pipe
  • Ductile Cast Iron Steel Pipe Large Diameter DN100 DN200 Iron Tube K9 Ductile Cast Iron Steel Pipe
  • Ductile Cast Iron Steel Pipe Large Diameter DN100 DN200 Iron Tube K9 Ductile Cast Iron Steel Pipe
  • Ductile Cast Iron Steel Pipe Large Diameter DN100 DN200 Iron Tube K9 Ductile Cast Iron Steel Pipe
  • Ductile Cast Iron Steel Pipe Large Diameter DN100 DN200 Iron Tube K9 Ductile Cast Iron Steel Pipe
Ductile Cast Iron Steel Pipe Large Diameter DN100 DN200 Iron Tube K9 Ductile Cast Iron Steel Pipe

Ductile Cast Iron Steel Pipe Large Diameter DN100 DN200 Iron Tube K9 Ductile Cast Iron Steel Pipe

  • 10 - 99 Tons
    $550
  • 100 - 499 Tons
    $490
  • >= 500 Tons
    $430

Customization:

Customized logo（Min.Order: 100 pieces）
Customized packaging（Min.Order: 100 pieces）
Graphic customization（Min.Order: 100 pieces）
View product details

Ductile Cast Iron Steel Pipe Large Diameter DN100 DN200 Iron Tube K9 Ductile Cast Iron Steel Pipe

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Corrosion Resistance & Durability: Engineered with anti-corrosion coating and ductile iron material, ensuring longevity in water and sewage systems under harsh environmental conditions.
  • High Pressure Handling: Designed for large diameters (DN100 to DN200) to manage high flow rates and pressures in industrial and municipal pipelines.

Key features

  • 1. Material Technology

    • With ductile iron construction and anti-corrosion coating, ensure long-lasting durability in harsh water environments*.

  • 2. Interactive Design

    • With secure red flanged connections, achieve quick and leak-proof assembly compared to threaded systems*.

  • 3. Performance Parameters

    • With K9 wall thickness and diameters up to DN200, handle high-pressure water flows efficiently*.

  • 4. Scenario Solutions

    • Designed for large-scale water/sewage systems, support continuous operation in high-demand environments*.

  • 5. Certification Standards

    • Comply with K9 industry standards for water infrastructure, ensuring reliability and safety*.

Product details

Ductile Cast Iron Steel Pipe Large Diameter DN100 DN200 Iron Tube K9 Ductile Cast Iron Steel Pipe

The Ductile Cast Iron Steel Pipe combines the strength of ductile iron with corrosion-resistant steel flanges, designed for high-pressure water and sewage systems. Available in diameters from 40mm to 120mm, these pipes offer seamless welded construction, anti-corrosion coatings, and K9 wall thickness for superior durability. Ideal for municipal and industrial applications, they ensure leak-proof connections and long-term reliability in harsh environments.

Technical specifications

FeatureSpecificationBenefit
MaterialDuctile Iron & Steel CompositeEnhanced strength and corrosion resistance
Diameter40mm, 50mm, 80mm, 120mmCustomizable for varying flow requirements
CoatingAnti-corrosion coatedProtects against water and chemical exposure
Wall ThicknessK9 StandardEnsures pressure resistance up to 16 bar
Hardness≤230 HBBalances flexibility and structural integrity
Length5.7m to 6mReduces jointing needs for efficient installation
Connection TypeWelded with Red Steel FlangesSecure, leak-proof sealing for system integrity

Customization guide

Adjustable parameters:

  • Diameter/Length: Customize sizes to fit project-specific flow rates and infrastructure constraints.
  • Coating Thickness: Enhance corrosion resistance for aggressive chemical environments.
  • Flange Design: Modify flange dimensions to integrate with existing fittings or valves.

Get inspired

These pipes excel in demanding applications like municipal water distribution, industrial waste systems, and high-pressure irrigation. Their ductile iron construction and K9 wall thickness ensure they outlast traditional cast iron in dynamic pressure scenarios, while the anti-corrosion coating extends lifespan in corrosive conditions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Pressure Rating12 bar+15% (13.8 bar)+30% (15.6 bar)*
Corrosion Resistance10-year standardEnhanced coating (+20% longevity)Triple-coated (30-year warranty)
Flange MaterialCast IronStainless SteelDuplex Stainless
Max DiameterDN100DN150DN200

Supplier's note

  1. Technical Breakthroughs:

    • Composite Material: Ductile iron-steel hybrid offers 20% higher tensile strength than traditional cast iron.
    • K9 Wall Thickness: Exceeds ISO 2951 standards, enabling 16 bar pressure tolerance.
    • Triple-Coated Pro Model: Achieves 30-year corrosion resistance, triple the industry benchmark.

  2. Optimal Version Selection:

    • Base Model: Ideal for standard municipal water systems requiring DN100 capacity.
    • Advanced Model: Suitable for industrial plants needing DN150 diameters and 20% faster installation via pre-coated flanges.
    • Pro Model: Best for corrosive chemical environments (e.g., sewage treatment) where durability and pressure resistance are critical. With its Duplex Stainless flanges, it maintains structural integrity even under extreme pH conditions.

*Pro Model’s pressure rating exceeds industry benchmarks by 30%, enabling use in high-altitude or multi-story infrastructure projects.

Frequently asked questions

  • Which ductile cast iron pipe model is best for large-scale water systems?

  • How do I maintain the flanges of ductile iron steel pipes for longevity?

  • Ductile iron vs regular cast iron: Which is better for sewage systems?

  • Can ductile iron pipes be customized to specific diameters like DN150?

  • Is K9 ductile iron pipe compliant with ASTM A539 standards?

  • Are anti-corrosion coated ductile iron pipes safe for potable water?

  • What’s the max flow rate for DN200 ductile iron steel pipes?

  • Do ductile iron pipes withstand chemical exposure in industrial settings?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionWater/Sewage Systems, Industrial PipingDuctile Iron (ASTM A536) ▲▲
(Industry Standard: Cast Iron ASTM A48)
Our Advanced: Ductile Iron + Steel Composite ▲		1. Superior strength/flexibility (reduces brittleness)
2. Corrosion resistance (ASTM A753)		Higher initial cost vs standard cast iron
Corrosion ResistanceChemical Plants, Marine EnvironmentsAnti-Corrosion Coating (ASTM A380) ▲
(Industry Standard: Uncoated or basic coating)
Our Advanced: Epoxy-Enhanced Coating ▲▲		1. Withstands 50+ chemical exposures (ASTM D543)
2. 20-year coating warranty		Adds 15% to material weight
Wall ThicknessHigh-Pressure SystemsK9 Standard (6.3mm) ▲▲
(Industry Standard: K5 (5.0mm))
Our Advanced: K12 (8.0mm) ▲		1. Handles 16 Bar pressure (ISO 10508)
2. 30% thicker than industry norm		Bulky design limits flexibility in tight spaces
Connection MethodPipeline InstallationRed Flanges (Steel/Cast Iron) ▲
(Industry Standard: Basic Flanges)
Our Advanced: Welded + Flanged Hybrid ▲▲		1. Leak-proof seal (ISO 7005)
2. 40% faster installation		Requires specialized tools for assembly
DurabilityLong-Term Infrastructure50+ Year Lifespan ▲
(Industry Standard: 30–40 years)
Our Advanced: 70+ Year Lifespan ▲▲		1. Resists thermal shock (−40°C to +120°C)
2. Minimal maintenance costs		Higher upfront investment
Pressure ResistanceIndustrial/Utility Networks16 Bar (ISO 10508) ▲
(Industry Standard: 12 Bar)
Our Advanced: 22 Bar ▲▲		1. Supports 2,000+ psi flow rates
2. Ideal for high-volume systems		Requires reinforced support structures

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