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Butterfly Valve – Flanged Type Long Pattern
BTFL40

Butterfly Valve – Flanged Type Long Pattern

Technical data

SeriesBTFL40
StandardDIN / JIS
Pressure ratingPN6, PN10, JIS 5K, JIS 10K
Size rangeDN40 – DN1000
ConnectionDouble flanged
Body materialDuctile cast iron (GGG40)
ClassDIN PN6/10, JIS 5K/10K
Stem PatternSquare
OptionsOther materials, flange connections
OptionsLever, Gearbox, Hydraulic, Pneumatic or Electric actuator
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Valve components

No.PartMaterial
BodyDuctile cast iron (GGG40); Cast Carbon Steel (A216M WCB); Stainless Steel (CF8M)
ShaftStainless steel (AISI 406); Duplex 1.4462; Super Duplex 1.4410
DiscStainless steel (AISI 316); Aluminum Bronze Casting (Alu/Br CC333G); Super Duplex (1.4469)
SeatNBR (-10 °C +90 °C); EPDM HT (+30 oC +130 oC); NBR (-10 oC +90 oC); Silicone MVQ (-60 oC +200 oC); Viton FPM (-15 oC +210 oC)
  • Material table lists material options per part; the first option for Body is Ductile cast iron (GGG40).
  • Seat options list NBR twice as printed (EPDM standard grade appears to be missing).
  • The source PNG has a transparent background; parts of it render black unless flattened onto white.
PartMaterialStandard / temperature
BodyGrey cast ironEN-GJL-250
BodyNodular cast ironEN-GJS-400-15
BodyCarbon steelASTM A216 WCB
DiscStainless steelASTM A351 CF8
DiscStainless steelASTM A351 CF8M
DiscAluminium alloyEN AC-44100
DiscNodular cast ironEN-GJS-400-15
DiscNodular cast iron, EPDM coatedEN-GJS-400-15 + EPDM
DiscTin / aluminium bronzeCuSn10-C / CuAl10Fe5Ni5-C
DiscCarbon steelASTM A216 WCB
DiscDuplexASTM A743 CD4MCuN
DiscSuper duplex1.4469
DiscAustenitic stainless steel904L
Liner / seatEPDM-20 / +110 °C
Liner / seatEPDM high temperature+80 / +130 °C
Liner / seatEPDM drinking water (WRAS, KTW, W270)-20 / +95 °C
Liner / seatEPDM food grade (FDA)-20 / +110 °C
Liner / seatNBR (nitrile)-10 / +90 °C
Liner / seatNBR food grade (FDA)-10 / +90 °C
Liner / seatHydrogenated NBR-10 / +90 °C
Liner / seatSilicone (VMQ)-60 / +200 °C
Liner / seatViton (FPM)-15 / +210 °C
Liner / seatViton GF (FPM)-5 / +210 °C
Liner / seatHypalon (CSM)-25 / +125 °C
Liner / seatEpichlorohydrin (ECO)-40 / +125 °C

Body and disc can be coated with epoxy, Rilsan (polyamide 11) or Halar.

DIMENSIONS (mm)

DNLJIS 5K ØKJIS 5K n-MJIS 10K ØKJIS 10K n-MPN6 ØKPN6 n-MPN10 ØKPN10 n-MBAEE1FISOG
40140954 X M121054 X M161004 X M121104 X M1675110301611x11F0790
501501054 X M121204 X M161104 X M121254 X M1682120301611x11F0790
651701304 X M121404 X M161304 X M121454 X M1692135301611x11F0790
801801454 X M161508 X M161504 X M161608 X M16100141301611x11F0790
1001901658 X M161758 X M161704 X M161808 X M16115165301611x11F0790
1252002008 X M162108 X M202008 X M162108 X M16127180331814x14F0790
1502102308 X M162408 X M202258 X M162408 X M20143193331814x14F0790
2002302808 X M2029012 X M202808 X M162958 X M20172225331817x17F0790
25025034512 X M2035512 X M2233512 X M1635012 X M20210283302322X22F10130
30027039012 X M2040016 X M2239512 X M2040012 X M20240308302322X22F10130
35029043512 X M2244516 X M2244512 X M2046016 X M2027133931-22X22F10160
40031049516 X M2251016 X M2449516 X M2051516 X M2430838031-27X27F12160
45033055516 X M2256520 X M2455016 X M2056520 X M2434038138-36X36F14190
50035060520 X M2262020 X M2460020 X M2062020 X M2438043338-36X36F14210
60039071520 X M2473024 X M2770520 X M2472520 X M2744049480-46X46F16210
70043082024 X M2484024 X M2480024 X M2784024 X M27485560106-46X46F16300
75047088024 X M3090024 X M3086024 X M2790024 X M30530590106-46X46F16300
80047093024 X M3093028 X M3092024 X M2795024 X M30565630106-55X55F25300
900510103024 X M30105028 X M30102024 X M27105028 X M30610695110-55X55F25350
1000550113028 X M30116028 X M35112028 X M27116028 X M33675770110-55X55F25350
Butterfly Valve – Flanged Type Long Pattern drawing
SizeCodeIMPA
DN50BTFL40 DN50754636
DN65BTFL40 DN65754637
DN80BTFL40 DN80754638
DN100BTFL40 DN100754639
DN125BTFL40 DN125754640
DN150BTFL40 DN150754641
DN200BTFL40 DN200754642
DN250BTFL40 DN250754643
DN300BTFL40 DN300754644
DN350BTFL40 DN350754645
DN400BTFL40 DN400754646
DN450BTFL40 DN450754647
DN500BTFL40 DN500754648
DN600BTFL40 DN600754649

IMPA Marine Stores Guide codes for the same valve type, material, pressure rating and size.

Data sheet
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