Check valve Type: 3257 Stainless steel Internal thread (BSPP) PN16

Product documents

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

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Tables

Size table
DN	G	H	L	Weight
		[mm]	[mm]	[kg]
15	½ "	45	65	0.31
20	¾ "	55	80	0.5
25	1 "	60	90	0.7
32	1 ¼ "	65	105	1.05
40	1 ½ "	75	120	1.6
50	2 "	80	140	2.35

Pressure and temperature range
Temperature	120	180	[°C]
Maximum working pressure	16	3	[bar]

Stock item

Norm: EN (DIN)

Construction type: Straight

Housing material: Stainless steel

Material quality: ASTM A351 CF8M

Nominal inner diameter

Connection: Internal thread (BSPP)

Pressure rating: PN16

Face to Face length (mm)

Valve shape: Swing type

Sealing: Stainless steel

Clear filter (6 of the 6 items displayed)

Check valve Type: 3257 Stainless steel/Stainless steel Swing type Straight PN16 Internal thread (BSPP) 1/2" (15) ERIKS Item #: 12051840 Compare Compare	Price (Per piece): €87.38	{"addToCartPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 1/2" (15)", "item_id": "gr0000000562313", "material_number": "12051840", "price": "87.38", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 1/2" (15)", "item_id": "gr0000000562313", "material_number": "12051840", "price": "87.38", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "index": "1", "quantity": "" } }
Check valve Type: 3257 Stainless steel/Stainless steel Swing type Straight PN16 Internal thread (BSPP) 3/4" (20) ERIKS Item #: 12051842 Compare Compare	Price (Per piece): €119.63	{"addToCartPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 3/4" (20)", "item_id": "gr0000000560820", "material_number": "12051842", "price": "119.63", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 3/4" (20)", "item_id": "gr0000000560820", "material_number": "12051842", "price": "119.63", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "index": "2", "quantity": "" } }
Check valve Type: 3257 Stainless steel/Stainless steel Swing type Straight PN16 Internal thread (BSPP) 1" (25) ERIKS Item #: 12051837 Compare Compare	Price (Per piece): €134.25	{"addToCartPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 1" (25)", "item_id": "gr0000000562626", "material_number": "12051837", "price": "134.25", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 1" (25)", "item_id": "gr0000000562626", "material_number": "12051837", "price": "134.25", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "index": "3", "quantity": "" } }
Check valve Type: 3257 Stainless steel/Stainless steel Swing type Straight PN16 Internal thread (BSPP) 1.1/4" (32) ERIKS Item #: 12051839 Catalogue item no 1: EC0325711/4RR31 Compare Compare	Price (Per piece): €185.25	{"addToCartPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 1.1/4" (32)", "item_id": "gr0000000560854", "material_number": "12051839", "price": "185.25", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 1.1/4" (32)", "item_id": "gr0000000560854", "material_number": "12051839", "price": "185.25", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "index": "4", "quantity": "" } }
Check valve Type: 3257 Stainless steel/Stainless steel Swing type Straight PN16 Internal thread (BSPP) 1.1/2" (40) ERIKS Item #: 12051838 Catalogue item no 1: EC0325711/2RR31 Compare Compare	Price (Per piece): €246.00	{"addToCartPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 1.1/2" (40)", "item_id": "gr0000000563092", "material_number": "12051838", "price": "246", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 1.1/2" (40)", "item_id": "gr0000000563092", "material_number": "12051838", "price": "246", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "index": "5", "quantity": "" } }
Check valve Type: 3257 Stainless steel/Stainless steel Swing type Straight PN16 Internal thread (BSPP) 2" (50) ERIKS Item #: 12051841 Catalogue item no 1: EC032570002RR31 Compare Compare	Price (Per piece): €301.50	{"addToCartPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 2" (50)", "item_id": "gr0000000564907", "material_number": "12051841", "price": "301.5", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 3257 stainless steel/stainless steel swing type straight pn16 internal thread (bspp) 2" (50)", "item_id": "gr0000000564907", "material_number": "12051841", "price": "301.5", "item_brand": "no brand", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr_ec011469_0078_mvd", "item_variant": "pce", "index": "6", "quantity": "" } }