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DIN Cast Iron Storm Valve

DIN Cast Iron Storm Valve

Engineered with a robust nodular cast iron body and a corrosion-resistant bronze disc, this DIN standard flanged storm flap valve features a space-saving angled design with different inlet/outlet diameters to perfectly match shipboard sanitary discharge systems. Compliant with DIN HNA Sr 6 Form B and EN1092 PN10 flanged standards, its reliable NBR seal and manual handwheel operation ensure positive protection against seawater ingress and absolute safety during dry docking maintenance procedures.


Overview

Application: This DIN Cast Iron Flanged Storm Flap Valve is specially engineered for ship side discharge systems in sanitary piping. Designed as an angled, closable check valve, it reliably prevents seawater from entering the piping system while allowing safe discharge of sanitary effluents. The manual handwheel ensures positive, reliable closure during dry docking and periodic maintenance operations.

Material Specification:

NOPartMaterial
1BodyNodular Cast Iron
2StemBrass
3BonnetNodular Cast Iron
4SleeveBrass
5PackingPTFE
6GlandBrass
7HandwheelCast Iron
8DiscBronze
9SealNBR

Technical Specifications:

  • Face to Face: DIN HNA Sr 6

  • Design Standard: DIN HNA Sr 6 Form B

  • Flange Standard: EN1092 (DIN2501) PN10

  • Test Standard: EN 12266

  • Applicable temperature: ≤100℃

  • Pressure rating: PN4 (DN50~250)

Drawing:

Drawing of DIN Cast Iron Storm Valve.jpg


Dimensions (Unit: mm):

DNL≈HH1D1Hcd1n1d1DD2Hcd2n2d2D0
501803359016512541870200160818140
6520034510018514541885220180818140
80215360108200160818100250210818140
100250370130220180818130285240822140
125290460152250210818158340295822180
1503304901762852408221903953501222180
2004255801803402958222404454001222180
25063073030039535012223005054601622200


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