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Summary
Ductile iron variable orifice double regulating valve.
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Application
- Primarily used in injection or other circuits requiring a double regulating valve for system balancing.
- Suitable for flow regulation and isolation.
- Supplied with Fig. 631 test points to enable flow measurement.
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Description
Ductile iron variable orifice double regulating valve, with ANSI version option MHA737.
Features and benefits:
- The double regulating feature allows the valve to be used for isolation and to be re-opened to its pre-set position to maintain required flow rate.
- Y-Pattern globe valve suitable for flow regulation and isolation.
- Accuracy of flow measurement is ±10% at the full
- open position of the valve.
- Some reduction in accuracy occurs at partial openings of the valve in accordance with BS 7350.
- Supplied with Fig. 631 test points to enable flow measurement.
- Valve operation by means of a hand wheel.
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Color
Blue, Silver, Red
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Material
Bronze, Rubber, Brass, Stainless steel, Steel, Cast iron
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SKU Code
MH733, MHA733
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Specification
Classification data
Standard
To BS 7350.
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Arrangement
Globe (Y-pattern).
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Material
Body and bonnet: Ductile iron, Disc: EPDM coated cast iron, Disc bush and seat ring: Bronze, Stem: Stainless steel grade 410 – 1.4006, Packing and bonnet gasket: Non-asbestos, Gland (65 to 150 mm): Brass CW614N, Gland (200 to 300 mm): Cast iron.
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Connections
Flanged to BS EN 1092-2.
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Additional properties
PressureRange
Temperature: -10 to +120°C: 16 bar.
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Inlets/outlets diameter
DN100.
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Dimensions
350 x 300 mm.
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Weight
28.0 kg.
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Flow capacity
146 Kv.
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PressureLossCoefficient
9.2.
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Integral accessories
Fig. 631 test points.
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Sustainability data
Material
Bronze, Rubber, Brass, Stainless steel, Steel, Cast iron
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Recyclability
Recycle locally
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Expected Life
20 year
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