KML Cast Iron Drainage System
EN 877 Standard | European Technical Cooperation | Since 2004
Overview
The KML drainage system is manufactured according to EN 877 and designed for highly corrosive environments, particularly suitable for hospitals, laboratories, and collective kitchens.
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
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Diameter Range
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DN50–DN600
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Pipe Length
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3 m (custom lengths available)
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Material
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Grey cast iron (ISO 185)
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Internal Coating
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Epoxy 240 μm
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External Coating
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Thermal zinc 20 μm + Epoxy 60 μm
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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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Long-term durability and high corrosion resistance
Coating System
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External coating: Thermal zinc base layer (~20 μm) + Epoxy top layer (~60 μm)
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Internal coating: Epoxy coating (~240 μm)
?? Duplex protection system for high corrosion resistance
Performance Characteristics
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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
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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
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Highly corrosive environments
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Hospitals, laboratories, and collective kitchens
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Provides reliable drainage and ensures safe operation
Technical documentation and test reports available on request ?