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D341X D341J Gear flanged butterfly valve

  • Port size:2″ to 96″,DN50-DN2000
  • Pressure:PN10-16 bar,150LB,JIS 5K 10K
  • Structure:Concentric
  • Medium:Water,air,etc.
  • Temperature :-29~120℃
  • Body material:Cast iron,ductile iron,carbon steel,stainless steel,etc.
  • Connection:Double flanged end
  • Feature:Gear type flanged end concentric butterfly valve
D341X D341J Gear flanged butterfly valve manufacturer,factory and supplier. D341J is Gear type concentric butterfly valve, double flanged end connection, NBR seat; D341X is Gear type concentric butterfly valve, double flanged end connection, EPDM seat.

D341X D341J Gear flanged butterfly valve specification
Design Standard BS 5155 / API 609 / AWWA C 504 Standard
Inspection & Testing Standard BS EN 12266 – I (BS 6755-I) / API 598 / ISO 5208
Flange To Flange Distance As Per ANSI B 16.10 / BS 5155 / API 609
End Connection Wafer Type To Suit Between Two Flanges
  ANSI B 16.5, Class 150 / 300
BS 10 Table D / E / F / H
PN 6 / PN 10 / PN 16
DIN Standard / JIS Standard / IS Standard
Manufacuring Size Range 2″ (DN50) to 48″(DN 1200)
Pressure Rating of Valve 150# 
PN 10 / PN 16
Valve Operation Manual Flow Control Lever / Worm-Gear Actuator Operated
Pneumatic Actuator (Single Acting Spring Return / Double Acting)
Motorized Electrical Actuator Operated Single or Three Phase Power Supply
Valve Seat Leakge Leakage Class VI (Zero Leakage)

D341X D341J Gear flanged butterfly valve available material
Body & Disc Material ASTM A 126 GR. B / IS 210 GR. FG 200/220/260 (Cast Iron) / Ductile Iron
ASTM A 216 GR. WCB (Cast Carbon Steel)
ASTM A 351 GR. CF 8 / CF 8M (SS 304 / SS 316)
ASTM A 351 GR. CF 3 / CF 3M (SS 304L / SS 316L)
ASTM A 351 GR. CN7M (Alloy 20)/ ASTM A351 Gr. CF8C
ASTM A351 Gr. CD4Mcu / ASTM A351 Gr. CK3MCuN
ASTM A352 Gr. LCA / LCB / LCC (Low Temperature Carbon Steel)
Aluminium Bronze / Hastelloy C – 22/276 / Super Duplex Steel
Spindle/Stem Material 304 / 316 (SS 304 / SS 316) – ASTM A 276 T
304L / 316L (SS 304L / SS 316L) – ASTM A 276 T
ASTM A 276 T – 410 (S.S. 410 – 13% Cr. Steel)
Alloy 20 / Hastelloy / Monel
Duplex Steel / Super Duplex Steel
Seat (Rubber seated) NBR, Buna-N,
Nitrile, EPDM, Neoprene, Hypalon,
Silicon, Viton,

How to know the type of D341X D341J Gear flanged butterfly valve?
(1) Butterfly valve code: D indicates the butterfly valve;  
(2) Transmission form code: lever (omitted), 3 means gear drive, 6 means pneumatic drive, 7 means hydraulic drive, 9 means motorized drive;  

(3) Connection code: 4 flange type, 6 welding, 7 wafer type;  
(4) Structure form code: 1 means concentric, 2 means double eccentric, 3 means three eccentric, 4 means change eccentric, 5 means single eccentric;  

(5) Sealing material code: H---Stainless steel, X or J--Rubber, F---Vition, F4---PTFE,F46---FEP, M---Monel alloy, Y---Stellite, W---valve body direct processing;  

(6) Pressure grade code: 10= PN1.0mpa, 16=PN1.6, 25=PN2.5, 40=PN4.0, PN is the domestic pressure code, Mpa is the unit of pressure;  Class150LB=1.6mpa, 300LB=2.5-4.0mpa, Class is the American standard code, LB is the American standard pound unit.  

 Butterfly valve body material code: C---cast steel, P---stainless steel 304, R---stainless steel 316, AL---special alloy steel, Z---cast iron, Q---ductile iron.  
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