Rising Stem Ductile Iron Gate Valve
Rising Stem Ductile Iron Gate Valve – Enhanced Strength Water Mains with Visual Position Indication
Rising Stem Ductile Iron Gate Valves combine ductile iron’s superior strength and impact resistance with OS&Y rising stem’s visual position indication, creating the ideal solution for large-diameter African water transmission mains, irrigation trunk lines, and fire protection systems requiring both high strength and manual position verification. Ductile iron provides 3× the tensile strength of cast iron with exceptional ductility to withstand installation stresses and water hammer.
From South African metropolitan water networks to North African irrigation schemes, rising stem ductile iron gate valves serve DN 50 to DN 1200 (2″ to 48″) water transmission in PN 10, 16, 25 ratings per ISO 7259 and AWWA C515 standards. The combination of high-strength ductile iron with visual stem position feedback suits critical water infrastructure requiring both mechanical reliability and operational visibility across African and international water utilities. See our Gate Valve category for isolation valve fundamentals.
Key Features & Benefits
Higher strength than cast iron
Impact resistance
Visual position
Size Range: DN 50 to DN 1200 (2" to 48")
Pressure Class: PN 10, 16, 25
API 600/API 6D Certified
Global Applications
Large-diameter water trunk mains, regional transmission systems, and irrigation conveyance requiring high-strength ductile iron in compact NRS configuration for buried installation.
Agricultural irrigation networks, pivot systems, and water distribution for African farming operations requiring reliable isolation with position verification.
Fire water loops, sprinkler systems, and fire hydrant isolation requiring high-strength ductile iron with rising stem for emergency response verification.
Products
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