ECON® Check valve Type: 77 Cast iron Flange PN16

Product documents

Document	Document type
Product Manual	Installation Operating Manual (PDF)
Product overview	Download

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Cast iron check valve, piston type, with bolted cover and flanged ends, pressure class PN16.

Application

General Industry.
Neutral liquids.
Steam, hot or cold water, oil, etc.
Suitable for horizontal and vertical (rising flow) mounting.

Technical information

Options

Tables

DN	A	L	H	Weight	Kv-value	Min. Opening pressure
[mm]				[kg]	[m3/hr]	[bar]
15	95	130	56	2,1	5,6	0,05 - 0,1
20	105	150	56	2,7	7,2	0,05 - 0,1
25	115	160	67	3,8	13,1	0,05 - 0,1
32	140	180	76	5,5	17,5	0,05 - 0,1
40	150	200	89	7,4	30	0,05 - 0,1
50	165	230	96	9,5	40,5	0,05 - 0,1
65	185	290	104	15	79	0,05 - 0,1
80	200	310	124	20	115	0,05 - 0,1
100	220	350	161	29	181	0,05 - 0,1
125	250	400	174	41	225	0,05 - 0,1
150	285	480	197	66	364	0,05 - 0,1
200	340	600	248	111	690	0,05 - 0,1
250	405	730	333	196	1010	0,05 - 0,1
300	460	800	375	302	--	0,05 - 0,1

	-10/120°C	150°C	180°C	200°C	230°C	250°C	300°C
PN16	16	14,4	13,4	12,8	11,8	11,2	9,6	[bar]

Norm: EN (DIN)

Construction type: Straight

Housing material: Cast iron

Material quality: EN-JL1040

Nominal inner diameter

Connection: Flange

Pressure rating: PN16

Face to Face length (mm)

Valve shape: Flap

Sealing: Stainless steel

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ECON® Check valve Type: 77 Cast iron/Stainless steel Disc With spring Straight PN16 Flange DN25 ERIKS Item #: EC000770025GRZL Catalogue item no 1: 6056636 Catalogue item no 2: W37D-50818 Estimated delivery date 15-07-2024 Compare Compare	Price (Per piece): £75.84	{"addToCartPD":{ "item_name": "check valve type: 77 cast iron/stainless steel disc with spring straight pn16 flange dn25", "item_id": "gr0000000564070", "material_number": "EC000770025GRZL", "price": "75.84", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with flange connection", "item_category4": "pr_ec011469_0103_mvd", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 77 cast iron/stainless steel disc with spring straight pn16 flange dn25", "item_id": "gr0000000564070", "material_number": "EC000770025GRZL", "price": "75.84", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with flange connection", "item_category4": "pr_ec011469_0103_mvd", "item_stockstatus": "available on date", "item_variant": "pce", "index": "1", "quantity": "" } }
ECON® Check valve Type: 77 Cast iron/Stainless steel Disc With spring Straight PN16 Flange DN32 ERIKS Item #: EC000770032GRZL Catalogue item no 1: 6056637 Catalogue item no 2: W37D-50819 Estimated delivery date 13-05-2024 Compare Compare	Price (Per piece): £85.76	{"addToCartPD":{ "item_name": "check valve type: 77 cast iron/stainless steel disc with spring straight pn16 flange dn32", "item_id": "gr0000000563910", "material_number": "EC000770032GRZL", "price": "85.76", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with flange connection", "item_category4": "pr_ec011469_0103_mvd", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 77 cast iron/stainless steel disc with spring straight pn16 flange dn32", "item_id": "gr0000000563910", "material_number": "EC000770032GRZL", "price": "85.76", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with flange connection", "item_category4": "pr_ec011469_0103_mvd", "item_stockstatus": "available on date", "item_variant": "pce", "index": "2", "quantity": "" } }
ECON® Check valve Type: 77 Cast iron/Stainless steel Disc With spring Straight PN16 Flange DN40 ERIKS Item #: EC000770040GRZL Catalogue item no 1: 6056638 Catalogue item no 2: W37D-50820 Estimated delivery date 15-07-2024 Compare Compare	Price (Per piece): £91.61	{"addToCartPD":{ "item_name": "check valve type: 77 cast iron/stainless steel disc with spring straight pn16 flange dn40", "item_id": "gr0000000560955", "material_number": "EC000770040GRZL", "price": "91.61", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with flange connection", "item_category4": "pr_ec011469_0103_mvd", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 77 cast iron/stainless steel disc with spring straight pn16 flange dn40", "item_id": "gr0000000560955", "material_number": "EC000770040GRZL", "price": "91.61", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with flange connection", "item_category4": "pr_ec011469_0103_mvd", "item_stockstatus": "available on date", "item_variant": "pce", "index": "3", "quantity": "" } }
ECON® Check valve Type: 77 Cast iron/Stainless steel Disc With spring Straight PN16 Flange DN50 ERIKS Item #: EC000770050GRZL Catalogue item no 1: 6056639 Catalogue item no 2: W37D-50821 Estimated delivery date 15-07-2024 Compare Compare	Price (Per piece): £119.57	{"addToCartPD":{ "item_name": "check valve type: 77 cast iron/stainless steel disc with spring straight pn16 flange dn50", "item_id": "gr0000000565672", "material_number": "EC000770050GRZL", "price": "119.57", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with flange connection", "item_category4": "pr_ec011469_0103_mvd", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 77 cast iron/stainless steel disc with spring straight pn16 flange dn50", "item_id": "gr0000000565672", "material_number": "EC000770050GRZL", "price": "119.57", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with flange connection", "item_category4": "pr_ec011469_0103_mvd", "item_stockstatus": "available on date", "item_variant": "pce", "index": "4", "quantity": "" } }
ECON® Check valve Type: 77 Cast iron/Stainless steel Disc With spring Straight PN16 Flange DN80 ERIKS Item #: EC000770080GRZL Catalogue item no 1: 6056642 Catalogue item no 2: W37D-50824 Estimated delivery date 13-05-2024 Compare Compare	Price (Per piece): £186.84	{"addToCartPD":{ "item_name": "check valve type: 77 cast iron/stainless steel disc with spring straight pn16 flange dn80", "item_id": "gr0000000561075", "material_number": "EC000770080GRZL", "price": "186.84", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with flange connection", "item_category4": "pr_ec011469_0103_mvd", "item_stockstatus": "available on date", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 77 cast iron/stainless steel disc with spring straight pn16 flange dn80", "item_id": "gr0000000561075", "material_number": "EC000770080GRZL", "price": "186.84", "item_brand": "econ®", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with flange connection", "item_category4": "pr_ec011469_0103_mvd", "item_stockstatus": "available on date", "item_variant": "pce", "index": "5", "quantity": "" } }