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4 inch red wafer Cast Iron butterfly valve

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
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4 inch red wafer Cast Iron butterfly valve

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





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Company Name: Tianjin Tangfa Watts Valve Co., Ltd. 
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   tfwatts.jack@tfwvalve.com

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