lug type rubber lined butterfly valve

lug type rubber lined butterfly valve Product introduction

lug type rubber lined butterfly valve is used in on-off and control flow of media in varied pipelines such as foodstuff,beverage,medicine,chemical engineering,industrial enviromental proction,water treatment and building etc.

lug type rubber lined butterfly valve structure :Wafer, Lug, Flanged Type.
butterfly valve Manufacturing standards: API, ANSI, BS, DIN, JIS
butterfly valve Sealing: metal-seated, resilience-seated
Valve Size range: from 1-1/2inch to 24 inch (DN40mm - DN600mm)
Pressure: from PN0.6MPa to PN1.6MPa
Applicable tempt.: from -40 degrees C to 230 degrees C
Connection: wafer, flanged (lug type included)
lug type rubber lined butterfly valve materials: cast iron, ductile iron, aluminum bronze, carbon steel, stainless steel, etc.

lug type rubber lined butterfly valve Technical parameters

Description	Standard
Design and manufacture	EN593
Face to face	ISO5752 series14, EN558-1 series 14, DIN3202 F4
Flange and drilling	ISO7005-2, EN1092,
Pressure test	EN12266
Top flange of bare shaft valve	ISO5211
Top flange on worm gearbox for e-actuator	ISO5210

lug type rubber lined butterfly valve Main part material

Name	Material
Body	ductile cast iron, WCB, stainless steel
Disc	ductile cast iron, WCB, stainless steel, Al-bronze
Stem	SS420, SS431
Disc seat ring	EPDM,NBR,VITON
Body seat ring	SS304
Retainer	SS304, SS316
Shaft bearing	Al-bronze, self-lubricating bearing
Bolt & nuts	8.8 grade galvanized, SS304
Coating	epoxy coating, thickness: min. 250 microns, color code: RAl5015, 5017, 5010, and etc.

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lug type rubber lined butterfly valve

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