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fireproof butterfly valve
fireproof butterfly valve
End flange
ANSI B16.1/ASME B16.45 B16.5/BS 4504/AS 2129/BS 4504/DIN 2501/ISO 7005/JIS 5K 10K 16K
Face to face
API 609/ISO 5752/BS 5155/EN 558/DIN 3202 1K
Top flange
ISO 5211
Normal pressure
DN40-DN600 PN1.0/1.6MPa(150/200psi) DN700-DN1200(28"-48")PN1.0MPa(150psi)
Body
CI/DI/WCB/AL-Bronze/CF8/CF8M(cast iron/ductile iron/carbon steel/Aluminum bronze)
Disc
CI/DI/WCB/AL-Bronze/CF8/CF8M/1.4529/1.4462(cast iron/ductile iron/carbon steel/Aluminum bronze/duplex stainless steel)
Stem
WCB/SS304/SS316/SS410/SS431/MONEL K500/17-4PH
Seat
NBR(Buna-N)/Hypalon/EPDM/Viton/Nature rubber/PTFE/Abrasion resistant rubber/Heat resistant EPDM
Suitable
temperature-20~200°C(depending on pressure,medium and material)
Suitable medium
Flesh water,sawage,sea water,air,vapor,food,medicine,oils,alkais,salt etc.
Nominal diameter
DN40-DN1200
