Specifications

Marine Manual Butterfly Valve
Size:DN40~1200
1)good quality with test certificate
2)With one year's warranty
3)BV/ISO/CCS

Marine Manual Butterfly Valve For Ship Use   

 

 

 

1.Marine Butterfly Valve   

 

Design Standard: JIS 

 

Size: DN40-DN1200 

 

Max Working Pressure: 5K/10K/16K 

 

Top Flange: ISO5211 

 

Operation Type: Lever or Worm Gear

 

 

 

 

2.Main Material: 

 

1-Body: Cast Steel/Cast Iron/Stainless steel

 

2-Disc: DI or WCB with galv, Stainless Steel, Bronze 

 

3-Pin: Stainless Steel/others

 

4-Seat: NBR, EPDM,CR,FKM,VITION,PTFE 

 

5-Stem: Stainless Steel/others

 

6-Busing: PTFE 

 

7-O ring: NBR 

 

8-Indicator: Carbon Steel/SS/others

 

9-Lever: Malleable Iron/others

 

10-Bolt: Carbon Steel/others

 

 

 

 

 

3.The Service Temperature for Seat Material:

 

 

 

Rubber Seat Material	Service Temperature range °C	Kind of Fluid
NBR	0-70	sea water, fresh water, bilge, ballat,liquefied gas,lubricating oil,fuel oil,cargo oil,hydraulice oil
CR	0-70	air
EPDM	0-120	sea water, fresh water, acid gas
FKM	0-90	cargo oil