Big size stainless gate valve

1.advanced lost foam casting
2.much experience in valve part casting and machining
3.quanlity control and CE certificcate

 components:

1.body:cast iron or ductile iron

 2.disc:ductile iron with NBR /EPDM/FPM

 3.seat:brass/broze

 4.stem:stainless steel

 5.bonnet:ductile iron or cast iron

 6.hand wheel:ductile iron  or cast iron

appilication:

1.face to face is according toDIN 3302-F5

2.flange drilled is according to  DIN2532/2533/2501

3.nominal pressurePN10/PN16

 test:

1.working pressure :PN10    PN16

 2.shell pressure :   1.5Mpa   2.4Mpa

 3.seat pressure:    1.1Mpa    1.76Mpa