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Product Name

Butterfly Valve (Wafer Type), PN 2.5 with S.G Iron Disc - Gear Operated

Article Code

1078H

1078H

Butterfly Valve (Wafer Type), PN 2.5 with S.G Iron Disc - Gear Operated

Salient Features
  • Design Standard IS 13095 / BS EN 593 (BS 5155).
  • Wafer Type.
  • Gear Operated.
  • S.G Iron construction.
  • S.G Iron disc which is accurately guided between the two stems.
  • Integrally moulded rubber lining (EPDM / Nitrile / Neoprene* / Viton* / Silicon*) as per requirement which provides seating to the valve disc, as a primary seal to the stem and gasket joint with matching pipe flanges.
  • Two Piece Stem design which is precisely guided between the PTFE / Bronze bushes.
  • Compatible to sandwich between flanges as per BS 10 Table D, E, F,H, DIN, PN 10, PN 16, PN 25, PN 40, ASA 150, ASA 300, IS 778, IS 6392 Table 17 and IS 1538.

*Valves with Neoprene / Viton / Silicon lining can also be provided at nominal extra cost.

PN 2.5 –
Test Pressure (Hydrostatic) :
Shell : 3.75 MPa
Seat : 2.75 MPa
Maximum Working Pressure : 2.5 MPa
Maximum Working Temperature : 90°C

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1078H Butterfly Valve (Wafer Type), PN 2.5 with S.G Iron Disc - Gear Operated
Suitable For

Steam

Water

Oil

Air

Gases

1078H Butterfly Valve (Wafer Type), PN 2.5 with S.G Iron Disc - Gear Operated
Salient Features
  • Design Standard IS 13095 / BS EN 593 (BS 5155).
  • Wafer Type.
  • Gear Operated.
  • S.G Iron construction.
  • S.G Iron disc which is accurately guided between the two stems.
  • Integrally moulded rubber lining (EPDM / Nitrile / Neoprene* / Viton* / Silicon*) as per requirement which provides seating to the valve disc, as a primary seal to the stem and gasket joint with matching pipe flanges.
  • Two Piece Stem design which is precisely guided between the PTFE / Bronze bushes.
  • Compatible to sandwich between flanges as per BS 10 Table D, E, F,H, DIN, PN 10, PN 16, PN 25, PN 40, ASA 150, ASA 300, IS 778, IS 6392 Table 17 and IS 1538.

*Valves with Neoprene / Viton / Silicon lining can also be provided at nominal extra cost.

PN 2.5 –
Test Pressure (Hydrostatic) :
Shell : 3.75 MPa
Seat : 2.75 MPa
Maximum Working Pressure : 2.5 MPa
Maximum Working Temperature : 90°C

Suitable For
Steam Water Oil Air Gases
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Materials
P.No. Name of Part Material of Construction Specification Qty.
1 Gear Box Assembly – – –  – – – 1
2 Gasket Steam Jointing Sheet IS2712 Gr. W/3 1
3 Packing Bush Bronze IS 318 Gr. LTB 2 1
4 Upper Stem Stainless Steel IS 6603 Gr. 12 Cr12 1
5 Body S.G Iron IS 1865 Gr. 400/15 1
6 Disc S. G Iron (Epoxy Coated) IS 1865 Gr. 400/15 1
7 Taper Pin (Optional) Stainless Steel IS 6603 Gr. 12 Cr12 1
8 Bush Bronze IS 318 Gr. LTB 2 1
9 Lower Stem Stainless Steel IS 6603 Gr. 12 Cr12 1
10 ‘O’ Ring Nitrile Rubber IS 5192 – 1 1
11 L – Key Screw Carbon Steel – – – 1
12 C – Sunk Screw & Nuts Carbon Steel – – – 4 Each
13 Handwheel Sheet Metal – – – 1
14 Body Lining EPDM / Nitrile IS 5192 – 1 1
15 Name Plate Aluminium – – – 1
1078H Butterfly Valve (Wafer Type), PN 2.5 with S.G Iron Disc - Gear Operated
1078H Butterfly Valve (Wafer Type), PN 2.5 with S.G Iron Disc - Gear Operated
P.No. Name of Part Material of Construction Specification Qty.
1 Gear Box Assembly – – –  – – – 1
2 Gasket Steam Jointing Sheet IS2712 Gr. W/3 1
3 Packing Bush Bronze IS 318 Gr. LTB 2 1
4 Upper Stem Stainless Steel IS 6603 Gr. 12 Cr12 1
5 Body S.G Iron IS 1865 Gr. 400/15 1
6 Disc S. G Iron (Epoxy Coated) IS 1865 Gr. 400/15 1
7 Taper Pin (Optional) Stainless Steel IS 6603 Gr. 12 Cr12 1
8 Bush Bronze IS 318 Gr. LTB 2 1
9 Lower Stem Stainless Steel IS 6603 Gr. 12 Cr12 1
10 ‘O’ Ring Nitrile Rubber IS 5192 – 1 1
11 L – Key Screw Carbon Steel – – – 1
12 C – Sunk Screw & Nuts Carbon Steel – – – 4 Each
13 Handwheel Sheet Metal – – – 1
14 Body Lining EPDM / Nitrile IS 5192 – 1 1
15 Name Plate Aluminium – – – 1
Sizes / Dimensions
Size (Inches) Size (mm) A ±1.5 ØB C~ D~
8 200 60 201.6 180 295
10 250 68 252.2 220 320
12 300 78 301.8 250 344

~ ±10

Note : Valves are also available with limit switch and Pad lock arrangement at nominal extra cost.

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1078H
Butterfly Valve (Wafer Type), PN 2.5 with S.G Iron Disc - Gear Operated

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