Malaysia Penstock | Heavy Duty Penstock | Iron Cast Penstock Supplier

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Standard Flat Back Penstock & Spigot Type

This is the most popular heavy duty type of penstock used in wide variety of water work application as water treatment project and flood control project.

Trisuria has provides penstock which casting with cast iron, ductile iron and cast steel design under specification. This type of penstock can be used in ON seating and OFF seating of standard 6.0m OFF seating head with rising and non-rising stem optional. The gate shapes include square, rectangular and circular opening. Those shapes of opening also available in spigot type of penstock. Spigot back of penstock is design for easy install and preventing the misalign of the aperture fitting.

The frame and gate is painted by high solid epoxy paint with good corrosive resistance behaviors. The corrosion resistant adjustable side wedges and top/bottom wedges created the good sealing surface for long life used. All the assembly hardware is of corrosion resistant material.

Weir Gate / Down open Penstock

Trisuria’s weir gates are cast iron / ductile iron (Heavy duty) and fabrication (Medium duty) types. The feature of the weir gate is to control the head level on some other level controlling. This also can be used for water discharging. The weir gate also available in square, rectangular and circular aperture. Casting type of weir gate having the good design head with leakage acceptable to BS 7775:95 Specification. As the same with penstock, weir gate also available in ON seating and OFF seating seating head with rising and non-rising stem optional.

The gate shapes include square, rectangular and circular opening. Those shapes of opening also available in spigot type of

penstock. All the sealing surface and the assembly hardware is used corrosion resistant material.

Channel Penstock

Trisuria's Channel Penstock are cast iron / ductile iron casting material. This penstock is mount between the two side channel glove without mounting wall and used to control water flow direction or junction control. It allow the overflow on top of the penstock. The Channel Penstock available in square and rectangular only.

The Channel Penstock having the good design head with leakage acceptable to BS7775:95 specification. Channel Penstock only application in ON seating only with rising and non-rising stem optional. All the sealing surface and the assembly hardware is used corrosion resistant material.

Flush Bottom Penstock

Flush bottom penstock design is used wherever a continuous smooth opening is desirable. Typical installations include wastewater setting tanks, aeration, tanks, and sedimentation and flocculation basins.

The advantages of this penstock are to prevent the rubbish stay or block at the slot between the bottom of the penstock and the mounted wall. This is used for preventing the gate operation stuck and water leakage cause by the stuck at the bottom gape.

This penstock is providing a flat plane across the bottom of frame while the gate is open by using the EPDM seal. The seal is mounted to the frame with stronger support by corrosion resistant fasteners.
The EPDM seal is design for easy replaceable without dismantle the frame. Bottom wedges are not used with a flush bottom closure.

MODEL EP
RESILIENT SEATED PENSTOCK

ADVANTAGES

•	Lowest leakage requirement up to 30 times better than standard for bronze seated penstock.
•	6.0m On/Off seating head and more.
•	Come with flush bottom seal.
•	Resistant to thermal and general chemical attach.

FEATURES:

High resistant resilient seated (EPDM) penstock generally used when lowest leakage is required. Good performance at 6.0m head water. Couple with plastic for better operation movement.

PERFORMANCE:

This penstock having the lowest leakage rate for on-seating head lower than 0.01 Liter per minute per meter of seal perimeter for 6.0m head. This is around 100 times better than BS 7775:95 standard requirement. TRISURIA penstock series has been design and tested to withstand both on-seating and off-seating heads for standard 6.0m head.

APPLICATION:

TRISURIA penstock EP series with resilient seats is having the same safety factor with typical heavy duty penstock. The only different is replace the bronze seal to EPDM seal and plastic seal to achieve the lowest leakage requirement. The tapered design at sealing surface to provide additional wedging action and to minimize the wear of the seal.

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Kejuruteraan Trisuria Sdn Bhd - Malaysia Cast Iron Sluice Gate | Penstock