ECON® Butterfly valve Type: 6821 Ductile cast iron/Aluminum bronze Centric Squeeze handle Lug type

Product documents

Document	Document type
Product Brochure 01	Brochure Econ Butterfly Valves series 67 and 68 (PDF)
Product Manual	Installation Operation Manual (PDF)
Product overview	Download

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Application

Industrial applications such as water, hydrocarbons and slightly corrosive fluids and gases.
Supply systems (HVAC).
Especially suitable for sea water due to the aluminium bronze valve disc.
Vacuum systems.

Technical information

Construction

Options

Tables

Pressure and temperature range
DN	Liner	Pressure rating	Temperature range	Max. working pressure
DN25-DN150	NBR or EPDM	PN16	NBR -10°/+80°C, EPDM -10°/+110°C	16 bar
DN200	NBR or EPDM	PN10	NBR -10°/+80°C, EPDM -10°/+110°C	10 bar

Stock item

Valve design: Centric

Housing material: Ductile cast iron

Material quality: EN-JS1030

Nominal inner diameter

Connection: Lug type

Pressure rating: PN16

Pressure rating flange

Face to Face length (mm)

Operation: Squeeze handle

Material liner

Disk material: Aluminum bronze

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ECON® Butterfly valve Type: 6821 Ductile cast iron/Aluminum bronze/EPDM Centric Squeeze handle PN16 Lug type DN100 ERIKS Item #: 13332774 Compare Compare	Please login to see prices	{"itemTrackPD":{ "item_name": "butterfly valve type: 6821 ductile cast iron/aluminum bronze/epdm centric squeeze handle pn16 lug type dn100", "item_id": "g2039523812592760", "material_number": "13332774", "price": "0", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves lugged", "item_category4": "pr2039523812672958", "item_variant": "pce", "index": "1", "quantity": "" } }
ECON® Butterfly valve Type: 6821 Ductile cast iron/Aluminum bronze/NBR Centric Squeeze handle PN16 Lug type DN100 ERIKS Item #: 13332766 Compare Compare	Please login to see prices	{"itemTrackPD":{ "item_name": "butterfly valve type: 6821 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 lug type dn100", "item_id": "g2039523812592815", "material_number": "13332766", "price": "0", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves lugged", "item_category4": "pr2039523812672958", "item_variant": "pce", "index": "2", "quantity": "" } }
ECON® Butterfly valve Type: 6821 Ductile cast iron/Aluminum bronze/EPDM Centric Squeeze handle PN16 Lug type DN125 ERIKS Item #: 13332775 Compare Compare	Please login to see prices	{"itemTrackPD":{ "item_name": "butterfly valve type: 6821 ductile cast iron/aluminum bronze/epdm centric squeeze handle pn16 lug type dn125", "item_id": "g2039523812592884", "material_number": "13332775", "price": "0", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves lugged", "item_category4": "pr2039523812672958", "item_variant": "pce", "index": "3", "quantity": "" } }
ECON® Butterfly valve Type: 6821 Ductile cast iron/Aluminum bronze/NBR Centric Squeeze handle PN16 Lug type DN125 ERIKS Item #: 13332767 Compare Compare	Please login to see prices	{"itemTrackPD":{ "item_name": "butterfly valve type: 6821 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 lug type dn125", "item_id": "g2039523812592756", "material_number": "13332767", "price": "0", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves lugged", "item_category4": "pr2039523812672958", "item_variant": "pce", "index": "4", "quantity": "" } }
ECON® Butterfly valve Type: 6821 Ductile cast iron/Aluminum bronze/EPDM Centric Squeeze handle PN16 Lug type DN150 ERIKS Item #: 13332776 Compare Compare	Please login to see prices	{"itemTrackPD":{ "item_name": "butterfly valve type: 6821 ductile cast iron/aluminum bronze/epdm centric squeeze handle pn16 lug type dn150", "item_id": "g2039523812592713", "material_number": "13332776", "price": "0", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves lugged", "item_category4": "pr2039523812672958", "item_variant": "pce", "index": "5", "quantity": "" } }
ECON® Butterfly valve Type: 6821 Ductile cast iron/Aluminum bronze/NBR Centric Squeeze handle PN16 Lug type DN150 ERIKS Item #: 13332768 Compare Compare	Please login to see prices	{"itemTrackPD":{ "item_name": "butterfly valve type: 6821 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 lug type dn150", "item_id": "g2039523812592848", "material_number": "13332768", "price": "0", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves lugged", "item_category4": "pr2039523812672958", "item_variant": "pce", "index": "6", "quantity": "" } }
ECON® Butterfly valve Type: 6821 Ductile cast iron/Aluminum bronze/NBR Centric Squeeze handle PN16 Lug type DN200 ERIKS Item #: 13332788 Compare Compare	Please login to see prices	{"itemTrackPD":{ "item_name": "butterfly valve type: 6821 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 lug type dn200", "item_id": "g2039523812592720", "material_number": "13332788", "price": "0", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves lugged", "item_category4": "pr2039523812672958", "item_variant": "pce", "index": "7", "quantity": "" } }