1078C Butterfly Valve (Wafer Type), PN 1.6 with S.S 304 Disc – Gear Operated

1078C Butterfly Valve (Wafer Type), PN 1.6 with S.S 304 Disc - Gear Operated

Salient Features
  • Design Standard IS 13095 / BS EN 593 (BS 5155).
  • Wafer Type.
  • Gear Operated.
  • S.G Iron construction.
  • Stainless Steel (CF8 / CF8M*) 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.
PN 1.6
Test Pressure (Hydrostatic) :
  • Shell : 2.4 MPa
  • Seat : 1.76 MPa
  • Maximum Working Temperature : 90°C
  • Maximum Working Pressure : 1.6 MPa

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 PTFE / 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 Stainless Steel IS 3444 Gr. 6 / ASTM A 351 Gr. CF8/CF8M 1
7 Name Plate Aluminium – – – 1
8 Bush PTFE / 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 Dowel Pin Spring Steel – – – 1
12 C – Sunk Screw & Nuts Carbon Steel – – – 4 Each
13 Handwheel Cast Iron / Sheet Metal IS 210 Gr. FG 200 / – – – 1
14 Body Lining EPDM / Nitrile IS 5192 – 1 1

Material Diagram

Sizes / Dimensions

Size (Inches) Size (mm) A ±1.5 ØB C ~ D ~
8 200 60 199.6 180 295
10 250 68 250 220 320
12 300 78 298 250 344