Cast Iron Gate Valve PN 10 – Material Specification
|
P. NO. |
NAME OF PART |
MATERIAL |
1 |
KEY |
CARBON STEEL |
2 |
HAND WHEEL RETAINING NUT |
CARBON STEEL (IS 2062 Gr. A) |
3 |
HAND WHEEL |
CAST IRON (IS 210 Gr. FG 200) |
4 |
YOKE SLEEVE RETAINING NUT |
LEADED TIN BRONZE (IS 318 Gr. LTB2) |
5 |
YOKE SLEEVE |
LEADED TIN BRONZE (IS 318 Gr. LTB2) |
6 |
STEM |
S.S. (ASTM A276 TYPE 410) |
7 |
GLAND T-HEAD BOLTS |
CARBON STEEL (IS 1363) |
8 |
GLAND NUTS |
CARBON STEEL (IS 1363) |
9 |
GLAND FLANGE |
CAST IRON (IS 210 Gr. FG 200) |
10 |
GLAND FOLLOWER |
LEADED TIN BRONZE (IS 318 Gr. LTB2) |
11 |
BONNET |
CAST IRON (IS 210 Gr. FG 200) |
12 |
GLAND PACKING |
TO SUIT SERVICE CONDITIONS |
13 |
BACK SEAT BUSHING |
LEADED TIN BRONZE (IS 318 Gr. LTB2) |
14 |
GASKET |
C.N.A.F. |
15 |
BOLTS & NUTS |
CARBON STEEL (IS 1363) |
16 |
BODY |
CAST IRON (IS 210 Gr. FG 200) |
17 |
WEDGE |
CAST IRON (IS 210 Gr. FG 200) |
18 |
WEDGE RING |
LEADED TIN BRONZE (IS 318 Gr. LTB2) |
Size in (mm): 50mm, 65mm, 80mm, 100mm, 125mm, 150mm, 200mm, 250mm, 300mm, 350mm, 400mm, 450mm, 500mm, 600mm
Size (Inches): 1 1/2 Inch, 2 Inch, 2 1/2 Inch, 3 Inch, 4 Inch, 6 Inch, 8 Inch, 10 Inch, 12 Inch, 14 Inch, 16 Inch, 18 Inch, 20 Inch, 24 Inch
Cast Iron Sluice Valves (Rising Spindle) are designed for applications requiring infrequent valve operation, where the wedge remains either fully open or fully closed. These valves ensure reliable performance with minimal pressure drop, making them ideal for systems where flow efficiency is critical. The Outside Screw and Yoke (OS&Y) design provides a clear visual indication of the valve’s open or closed position while protecting the stem from external exposure.
Design & Construction
- Design Standard: As per IS:14846.
- Bonnet: Bolted construction for durability.
- Stem Type: Rising stem with Outside Screw & Yoke (OS&Y) mechanism.
- Wedge Type: Solid wedge with metal-to-metal seating for enhanced sealing.
- Material:
- Body & Wedge Rings: Gun Metal
- Stem: Stainless Steel
- End Connections: Flanged as per IS:1538 (FF).
- Structure: Compact and rigid design for long-term reliability.
Performance Advantages
- Full Bore Design – Provides unrestricted flow with minimal pressure drop.
- Effortless Operation – Small opening and closing torque reduces manual effort.
- Reliable Sealing – Non-asbestos packing ensures leak-proof performance.
- Robust Handwheel – Open-spoke design for durability and ease of use.
- Re-Packing Capability – Allows re-packing under pressure while installed.
- Visual Position Indicator – Open/Closed status is clearly marked on the handwheel.
- Flexible Actuation Options – Available in manual, gear, electric, and pneumatic configurations.
- Additional Features on Request – Open-shut indicators and locking mechanisms can be provided.
Applications
These sluice valves are widely used in:
- Water supply systems (potable and treated fresh water)
- Power plants & district heating networks
- Sewage treatment & gas supply pipelines
- Irrigation and agricultural projects
- Air conditioning and HVAC systems
- Food, chemical, petrochemical, and pharmaceutical industries
Technical Specifications
End Connections
- Standard: Flanged as per IS:1538 (FF).
- Customization: Flange drilling as per other standards available on request.
Operating Conditions
- Maximum Working Pressure: 10 Bar (PN 1.0)
- Maximum Operating Temperature: 220°C
Testing Standards (Hydrostatic Pressure Tests)
Rating |
PN-1.0 |
Body Test (Hydrostatic) |
1.5 MPa |
Seat Test (Hydrostatic) |
1.0 MPa |
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