Size: DN50-DN1000
Body:Cast Iron,Ductile Iron,Carbon Steel,Stainless Steel
Seat:EPDM,NBR,PTFE,Viton,Neoprene,Hypalon,Silion
Shaft: Stainless Steel 416,316,304
Disc:Ductile Iron+Ni,CF8,CF8+PTFE,CF8M,CF8M+PTFE,Bronze
Bushing:PTFE
O-ring:NBR EPDM
Specifications:
Size
DN50-DN1000
Nominal Pressure
PN10/16, 150-300LB
Working Temperature
-30。c – 135。C
Suitable Media
Chemicals, air, water, steam, oil, acids, salts ect
Standards:
Design standard
API609, ANSI16.34, JISB2064, GB T12238
Face to Face
API609, DIN3202, ISO5752, BS5155
Flange drilling
DIN2501 PN10/16, ANSI 125/150/300, BS4504, JIS10K
Top Flange
ISO5211
Test Inspection
API598
aterial:
Body
Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel
Disc
Ductile Iron, Carbon Steel, Stainless Steel
Stem
Stainless Steel
Seat
EPDM, NBR, PTFE, VITON, HYPALON
O ring
EPDM, NBR
750
750A
1200b
1200f
1200j
1200r
