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Butterfly Valve Offset DISC

Technical Detail

  • Design & Manufacturing Std :API:609 / BS:5155 / MSS SP67 & ISO 5752
  • Testing& Inspection Std :API:598 / BS:6755 Part-I
  • Size Range :50mm to 700mm
  • Pressure Rating :16 Bar Max.
  • Temp. Rating :Material Will be Selected According to Services
  • End Connection :F/E Drill as per Table-D,E & F or BS:4504, PN-10, PN-16 Table 6,7, & 8 of IS:6418 Table11,15 & 17 of IS:6392
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Description

Technical Detail

  • Design & Manufacturing Std :API:609 / BS:5155 / MSS SP67 & ISO 5752
  • Testing& Inspection Std :API:598 / BS:6755 Part-I
  • Size Range :50mm to 700mm
  • Pressure Rating :16 Bar Max.
  • Temp. Rating :Material Will be Selected According to Services
  • End Connection :F/E Drill as per Table-D,E & F or BS:4504, PN-10, PN-16 Table 6,7, & 8 of IS:6418 Table11,15 & 17 of IS:6392

Material Detail

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PART NO. PART NAME MATERIAL
01 Body C.I./ WCB / S.G.I / CF8 / CF8M
02 Disc C.I./ WCB / S.G.I / CF8 / CF8M / AB-2
03 Shaft S.S.410/S.S.304 / S.S.316
04 Disc Seat Nitrile/ EPDM / Silicon / Viton / Hyplon
05 ‘O’ Ring Nitrile/ EPDM / Silicon / Viton / Hyplon
06 Flow Control Lever M.S. Fabricated
07 Scale Plate M.S. Fabricated
08 Brg. Bush G.M./ Bronze / PTFE / GF-PTFE / GFT / S.S.304 / S.S.316
09 Clamping Ring G.M./ Bronze / M.S. / S.S.304 / S.S.316
10 Bottom Cover G.M./ Bronze / M.S. / S.S.304 / S.S.316 / C.I. / WCB
11 Gland Packing Asbestos/ PTFE / Grafoil
12 Gland Bush S.S.410/ S.S.304 / S.S.316
13 Body Seat S.S.410/ S.S.304 / S.S.316
HYD. TEST PRESSURE
Pressure Rating Body Seat
PN-10 15 Kg/Cm² 10 Kg/Cm²
PN-16 24 Kg/Cm² 17.6 Kg/Cm²
150# 31 Kg/Cm² 21 Kg/Cm²

Seat

EPDM -20°C to 120°C
NBR -10°C to 80°C
Hypalon -20°C to 135°C
Viton -18°C to 150°C
Silikon -20°C to 180°C

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