ECON® Butterfly valve Type: 6721 Ductile cast iron/Aluminum bronze Centric Squeeze handle Wafer type

Product documents

Document	Document type
Product 3D image	Download
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

Valve design: Centric

Housing material: Ductile cast iron

Nominal inner diameter

Connection: Wafer type

Pressure rating: PN16

Pressure rating flange: PN6/10/16 and Class 150

Face to Face length (mm)

Operation: Squeeze handle

Material liner

Disk material: Aluminum bronze

Clear filter (9 of the 9 items displayed)

ECON® Butterfly valve Type: 6721 Ductile cast iron/Aluminum bronze/NBR Centric Squeeze handle PN16 Wafer type DN25 - 1" ERIKS Item #: EC06721E025ABBC Catalogue item no 1: 9721643 Estimated delivery date 23-07-2024 Compare Compare	Price (Per piece): £39.71	{"addToCartPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn25 - 1"", "item_id": "g1259429315352349", "material_number": "EC06721E025ABBC", "price": "39.71", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn25 - 1"", "item_id": "g1259429315352349", "material_number": "EC06721E025ABBC", "price": "39.71", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "index": "1", "quantity": "" } }
ECON® Butterfly valve Type: 6721 Ductile cast iron/Aluminum bronze/NBR Centric Squeeze handle PN16 Wafer type DN32 - 1.1/4" ERIKS Item #: EC06721E032ABBC Catalogue item no 1: 7050181 Estimated delivery date 23-07-2024 Compare Compare	Price (Per piece): £39.29	{"addToCartPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn32 - 1.1/4"", "item_id": "g1259429315352315", "material_number": "EC06721E032ABBC", "price": "39.29", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn32 - 1.1/4"", "item_id": "g1259429315352315", "material_number": "EC06721E032ABBC", "price": "39.29", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "index": "2", "quantity": "" } }
ECON® Butterfly valve Type: 6721 Ductile cast iron/Aluminum bronze/EPDM Centric Squeeze handle PN16 Wafer type DN40 - 1.1/2" ERIKS Item #: EC06721E040ABAC Catalogue item no 1: 9721648 Estimated delivery date 23-07-2024 Compare Compare	Price (Per piece): £41.11	{"addToCartPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/epdm centric squeeze handle pn16 wafer type dn40 - 1.1/2"", "item_id": "g1259429315352568", "material_number": "EC06721E040ABAC", "price": "41.11", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/epdm centric squeeze handle pn16 wafer type dn40 - 1.1/2"", "item_id": "g1259429315352568", "material_number": "EC06721E040ABAC", "price": "41.11", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "index": "3", "quantity": "" } }
ECON® Butterfly valve Type: 6721 Ductile cast iron/Aluminum bronze/NBR Centric Squeeze handle PN16 Wafer type DN40 - 1.1/2" ERIKS Item #: EC06721E040ABBC Catalogue item no 1: 7050182 Estimated delivery date 21-05-2024 Compare Compare	Price (Per piece): £38.76	{"addToCartPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn40 - 1.1/2"", "item_id": "g1259429315352471", "material_number": "EC06721E040ABBC", "price": "38.76", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn40 - 1.1/2"", "item_id": "g1259429315352471", "material_number": "EC06721E040ABBC", "price": "38.76", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "index": "4", "quantity": "" } }
ECON® Butterfly valve Type: 6721 Ductile cast iron/Aluminum bronze/EPDM Centric Squeeze handle PN16 Wafer type DN50 - 2" ERIKS Item #: EC06721E050ABAC Catalogue item no 1: 9721649 Estimated delivery date 21-05-2024 Compare Compare	Price (Per piece): £45.55	{"addToCartPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/epdm centric squeeze handle pn16 wafer type dn50 - 2"", "item_id": "g1259429315352360", "material_number": "EC06721E050ABAC", "price": "45.55", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/epdm centric squeeze handle pn16 wafer type dn50 - 2"", "item_id": "g1259429315352360", "material_number": "EC06721E050ABAC", "price": "45.55", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "index": "5", "quantity": "" } }
ECON® Butterfly valve Type: 6721 Ductile cast iron/Aluminum bronze/NBR Centric Squeeze handle PN16 Wafer type DN50 - 2" ERIKS Item #: EC06721E050ABBC Catalogue item no 1: 7050183 In Stock Compare Compare	Price (Per piece): £45.12	{"addToCartPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn50 - 2"", "item_id": "g6692337484027423", "material_number": "EC06721E050ABBC", "price": "45.12", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "in stock", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn50 - 2"", "item_id": "g6692337484027423", "material_number": "EC06721E050ABBC", "price": "45.12", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "in stock", "item_variant": "pce", "index": "6", "quantity": "" } }
ECON® Butterfly valve Type: 6721 Ductile cast iron/Aluminum bronze/NBR Centric Squeeze handle PN16 Wafer type DN80 - 3" ERIKS Item #: EC06721E080ABBC Catalogue item no 1: 7050185 Estimated delivery date 21-05-2024 Compare Compare	Price (Per piece): £53.84	{"addToCartPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn80 - 3"", "item_id": "g6692337484027373", "material_number": "EC06721E080ABBC", "price": "53.84", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn80 - 3"", "item_id": "g6692337484027373", "material_number": "EC06721E080ABBC", "price": "53.84", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "index": "7", "quantity": "" } }
ECON® Butterfly valve Type: 6721 Ductile cast iron/Aluminum bronze/EPDM Centric Squeeze handle PN16 Wafer type DN150 - 6" ERIKS Item #: EC06721E150ABAC Catalogue item no 1: 9721646 Estimated delivery date 21-05-2024 Compare Compare	Price (Per piece): £148.37	{"addToCartPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/epdm centric squeeze handle pn16 wafer type dn150 - 6"", "item_id": "g1259429315352451", "material_number": "EC06721E150ABAC", "price": "148.37", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/epdm centric squeeze handle pn16 wafer type dn150 - 6"", "item_id": "g1259429315352451", "material_number": "EC06721E150ABAC", "price": "148.37", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "index": "8", "quantity": "" } }
ECON® Butterfly valve Type: 6721 Ductile cast iron/Aluminum bronze/NBR Centric Squeeze handle PN16 Wafer type DN150 - 6" ERIKS Item #: EC06721E150ABBC Catalogue item no 1: 7050188 Estimated delivery date 23-07-2024 Compare Compare	Price (Per piece): £131.58	{"addToCartPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn150 - 6"", "item_id": "g1259429315352503", "material_number": "EC06721E150ABBC", "price": "131.58", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "butterfly valve type: 6721 ductile cast iron/aluminum bronze/nbr centric squeeze handle pn16 wafer type dn150 - 6"", "item_id": "g1259429315352503", "material_number": "EC06721E150ABBC", "price": "131.58", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"butterfly valves", "item_category3":"butterfly valves wafer", "item_category4": "pr1259429315593878", "item_stockstatus": "available on date", "item_variant": "pce", "index": "9", "quantity": "" } }