TML Zn-Range Cast Iron Drainage System
According to EN 877 | European Technical Cooperation | Since 2004
Overview
The TML Zn-range drainage system is manufactured in accordance with EN 877 and designed for applications in highly demanding environments.
Since 2004, it has been continuously developed through technical cooperation with European manufacturers, ensuring stable processes and consistent product quality.
Technical Data
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Parameter
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Specification
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|
Standard
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EN 877
|
|
Diameter Range
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DN50–DN600
|
|
Pipe Length
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3 m (others on request)
|
|
Material
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Grey cast iron (ISO 185)
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|
Internal Coating
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Epoxy 120 μm
|
|
External Coating
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Thermal zinc 20 μm + Epoxy 60 μm
|
|
Certification
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TüV, CE, Watermark
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Certified & Compliant
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Fully compliant with EN 877
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TüV certified
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Manufactured under controlled quality systems
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Designed for long-term durability in aggressive or coastal environments
Coating System
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External coating:
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Thermal zinc base layer (~20 μm)
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Epoxy top layer (~60 μm)
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Internal coating:
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Epoxy coating (~120 μm)
?? Duplex protection structure for maximum corrosion resistance
Performance Characteristics
Chemical & Corrosion Resistance
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Hot water resistance: 24 h at 95°C
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Thermal cycling: 1500 cycles (15°C ? 93°C)
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Chemical resistance: pH 2–12
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Salt spray resistance: >350 h
Fire Performance
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Reaction to fire: Euroclass A1 (non-combustible)
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Fire resistance: up to 240 minutes (depending on installation)
Applications
The Zn-range cast iron drainage system is recommended for:
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Coastal areas, exposed directly or indirectly to climatic stresses or polluted atmospheres
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Polluted or confined atmospheres such as cellars, crawl spaces
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Areas exposed to external aggressions during manufacturing processes or condensation
?? Technical documentation and test reports available on request