LVF Gate valve Type: 1781 Steel Flange Class 300

Product documents

Document	Document type
Product overview	Download

Show all items

Forged steel gate valve, OS&Y, with bolted bonnet and flanged ends, Class 300

Application

Refineries and (petro-) chemical procesinstallations.
Oil & gas industry.
Steam and oil (for thermal oil: bellows sealed valve).
Neutral liquids and gases.

Recommended in: Chemical, Petrochemical and Refining

Technical information

Options

Tables

Pressure and temperature table
-29/38	50	100	150	200	250	300	350	400	425	450	500	538	[°C]
51.1	50.1	46.6	45.1	43.8	41.9	39.8	37.6	34.7	28.8	23	11.8	5.9	[bar]
ASTM A105N is not recommended for long-term use above 425 °C.
Check the above values and any additional comments with ASME B16.34 (last version).

Stock item

Norm: ASME

Housing material: Steel

Material quality: ASTM A105N

Nominal inner diameter

Connection: Flange

Pressure rating: Class 300

Face to Face length (mm)

Operation: Hand wheel, non-rising with rising stem

Clear filter (5 of the 5 items displayed)

LVF Gate valve Type: 1781 Steel/Trim 8 Class 300 Flange 1/2" (15) ERIKS Item #: 13615010 Compare Compare	Price (Per piece): €86.90	{"addToCartPD":{ "item_name": "gate valve type: 1781 steel/trim 8 class 300 flange 1/2" (15)", "item_id": "g2126578921569301", "material_number": "13615010", "price": "86.9", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"gate valves", "item_category3":"gate valves with flange connection", "item_category4": "pr110592327872710", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "gate valve type: 1781 steel/trim 8 class 300 flange 1/2" (15)", "item_id": "g2126578921569301", "material_number": "13615010", "price": "86.9", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"gate valves", "item_category3":"gate valves with flange connection", "item_category4": "pr110592327872710", "item_variant": "pce", "index": "1", "quantity": "" } }
LVF Gate valve Type: 1781 Steel/Trim 8 Class 300 Flange 3/4" (20) ERIKS Item #: 13614905 Compare Compare	Price (Per piece): €96.50	{"addToCartPD":{ "item_name": "gate valve type: 1781 steel/trim 8 class 300 flange 3/4" (20)", "item_id": "g2126578921569273", "material_number": "13614905", "price": "96.5", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"gate valves", "item_category3":"gate valves with flange connection", "item_category4": "pr110592327872710", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "gate valve type: 1781 steel/trim 8 class 300 flange 3/4" (20)", "item_id": "g2126578921569273", "material_number": "13614905", "price": "96.5", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"gate valves", "item_category3":"gate valves with flange connection", "item_category4": "pr110592327872710", "item_variant": "pce", "index": "2", "quantity": "" } }
LVF Gate valve Type: 1781 Steel/Trim 8 Class 300 Flange 1" (25) ERIKS Item #: 13615012 Compare Compare	Price (Per piece): €123.50	{"addToCartPD":{ "item_name": "gate valve type: 1781 steel/trim 8 class 300 flange 1" (25)", "item_id": "g2126578921569231", "material_number": "13615012", "price": "123.5", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"gate valves", "item_category3":"gate valves with flange connection", "item_category4": "pr110592327872710", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "gate valve type: 1781 steel/trim 8 class 300 flange 1" (25)", "item_id": "g2126578921569231", "material_number": "13615012", "price": "123.5", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"gate valves", "item_category3":"gate valves with flange connection", "item_category4": "pr110592327872710", "item_variant": "pce", "index": "3", "quantity": "" } }
LVF Gate valve Type: 1781 Steel/Trim 8 Class 300 Flange 1.1/2" (40) ERIKS Item #: 13614906 Compare Compare	Price (Per piece): €233.00	{"addToCartPD":{ "item_name": "gate valve type: 1781 steel/trim 8 class 300 flange 1.1/2" (40)", "item_id": "g2126578921569247", "material_number": "13614906", "price": "233", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"gate valves", "item_category3":"gate valves with flange connection", "item_category4": "pr110592327872710", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "gate valve type: 1781 steel/trim 8 class 300 flange 1.1/2" (40)", "item_id": "g2126578921569247", "material_number": "13614906", "price": "233", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"gate valves", "item_category3":"gate valves with flange connection", "item_category4": "pr110592327872710", "item_variant": "pce", "index": "4", "quantity": "" } }
LVF Gate valve Type: 1781 Steel/Trim 8 Class 300 Flange 2" (50) ERIKS Item #: 14281737 Compare Compare	Price (Per piece): €275.50	{"addToCartPD":{ "item_name": "gate valve type: 1781 steel/trim 8 class 300 flange 2" (50)", "item_id": "g1579278051559496", "material_number": "14281737", "price": "275.5", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"gate valves", "item_category3":"gate valves with flange connection", "item_category4": "pr110592327872710", "item_variant": "pce", "quantity": "" } } {"itemTrackPD":{ "item_name": "gate valve type: 1781 steel/trim 8 class 300 flange 2" (50)", "item_id": "g1579278051559496", "material_number": "14281737", "price": "275.5", "item_brand": "lvf", "item_category":"valves and actuators", "item_category2":"gate valves", "item_category3":"gate valves with flange connection", "item_category4": "pr110592327872710", "item_variant": "pce", "index": "5", "quantity": "" } }