LVF Check valve Type: 1730 Steel Internal thread (NPT) Class 800

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Forged steel check valve, piston type, with bolted cover and NPT thread ends, Class 800.

Application

Refineries and (petro-) chemical procesinstallations.
Oil & gas industry.
Steam and oil.
Neutral liquids and gases.

Recommended in: Chemical, Petrochemical and Refining

Technical information

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Tables

Pressure and temperature table
-29/38	50	100	150	200	250	300	350	400	425	450	500	538	[°C]
136.2	133.7	124.3	120.2	116.8	106.2	103.2	100.2	92.6	76.7	61.3	31.4	15.7	[bar]
ASTM A105N is not recommended for long-term use above 425 °C.
Check the above values and any additional comments with API602.

Norm: ASME

Construction type: Straight

Housing material: Steel

Material quality: ASTM A105N

Nominal inner diameter

Connection: Internal thread (NPT)

Pressure rating: Class 800

Face to Face length (mm)

Valve shape: Flap

Sealing: Trim 8

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	LVF Check valve Type: 1730 Steel/Trim 8 Disc With spring Straight Class 800 Internal thread (NPT) 3/4" (20) ERIKS Item #: 13614949 Catalogue item no 1: 11262418 Estimated delivery date 30-10-2024 Compare Compare	Price (Per each): £54.97	{"addToCartPD":{ "item_name": "check valve type: 1730 steel/trim 8 disc with spring straight class 800 internal thread (npt) 3/4" (20)", "item_id": "g2126578921569333", "material_number": "13614949", "price": "54.97", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr110592327872715", "item_stockstatus": "available on date", "item_variant": "ea", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 1730 steel/trim 8 disc with spring straight class 800 internal thread (npt) 3/4" (20)", "item_id": "g2126578921569333", "material_number": "13614949", "price": "54.97", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr110592327872715", "item_stockstatus": "available on date", "item_variant": "ea", "index": "1", "quantity": "" } }
	LVF Check valve Type: 1730 Steel/Trim 8 Disc With spring Straight Class 800 Internal thread (NPT) 1.1/2" (40) ERIKS Item #: 13614951 Catalogue item no 1: 11262416 Estimated delivery date 30-10-2024 Compare Compare	Price (Per each): £92.94	{"addToCartPD":{ "item_name": "check valve type: 1730 steel/trim 8 disc with spring straight class 800 internal thread (npt) 1.1/2" (40)", "item_id": "g2126578921569211", "material_number": "13614951", "price": "92.94", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr110592327872715", "item_stockstatus": "available on date", "item_variant": "ea", "quantity": "" } } {"itemTrackPD":{ "item_name": "check valve type: 1730 steel/trim 8 disc with spring straight class 800 internal thread (npt) 1.1/2" (40)", "item_id": "g2126578921569211", "material_number": "13614951", "price": "92.94", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"non-return valves", "item_category3":"non-return valves with threaded connection", "item_category4": "pr110592327872715", "item_stockstatus": "available on date", "item_variant": "ea", "index": "2", "quantity": "" } }