{"id":10939,"date":"2026-07-27T21:50:29","date_gmt":"2026-07-27T13:50:29","guid":{"rendered":"https:\/\/limegreen-okapi-448594.hostingersite.com\/?post_type=product&p=10939"},"modified":"2026-07-27T22:32:45","modified_gmt":"2026-07-27T14:32:45","slug":"flanged-ball-valve","status":"publish","type":"product","link":"https:\/\/raymonvalve.com\/fr\/product\/flanged-ball-valve\/","title":{"rendered":"Vanne \u00e0 boisseau sph\u00e9rique \u00e0 brides"},"content":{"rendered":"
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Engineering scope<\/div>\n

From product name to an engineered Flanged Ball Valve requirement<\/h2>\n

A Flanged Ball Valve is evaluated for quarter-turn isolation or characterized rotary control. A bored ball rotates between seats. The selected bore, ball support, seat loading, stem sealing and cavity-relief arrangement determine pressure loss, operating torque and shutoff behavior.<\/p>\n

Use the name as a starting point. Technical approval still depends on flange standard, face, drilling, gasket, bolting and installed interface, the complete service envelope, installed interfaces and measurable acceptance.<\/p>\n

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Flanged<\/strong><\/p>\n

Flange standard, face, drilling, gasket, bolting and installed interface. Confirm flange standard, nominal size, class, facing, finish, bore, gasket and mating-flange compatibility.<\/p>\n<\/div>\n

Order-specific boundary<\/strong><\/p>\n

Published information supports initial screening; final size, class, materials, trim, operation, tests and documents are fixed in approved order records.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n

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Specification workflow<\/div>\n

Convert process conditions into an auditable valve specification<\/h2>\n

Record the question, accepted answer and proof so the Flanged Ball Valve proposal can be audited across disciplines.<\/p>\n

\n\n\n\n\n\n\n\n\n\n
Review area<\/th>\nEngineering question<\/th>\nRequired record<\/th>\n<\/tr>\n<\/thead>\n
Ball support<\/td>\nFloating or trunnion-supported construction must suit size, pressure and differential load.<\/td>\nFreeze the accepted value in the tag datasheet and verify it on the approved drawing.<\/td>\n<\/tr>\n
Bore<\/td>\nFull, reduced or characterized bore must match flow, pigging and pressure-drop requirements.<\/td>\nCapture the selection basis, approved deviation if any and the record used for acceptance.<\/td>\n<\/tr>\n
Seat system<\/td>\nSoft, resilient or metal seating is selected from temperature, media, solids, cycling and leakage criteria.<\/td>\nName the controlling document, responsible reviewer and inspection or calculation record.<\/td>\n<\/tr>\n
Cavity behavior<\/td>\nPressure relief direction, double-block requirements, vents and drains must be defined.<\/td>\nName the controlling document, responsible reviewer and inspection or calculation record.<\/td>\n<\/tr>\n
Flanged<\/td>\nConfirm flange standard, nominal size, class, facing, finish, bore, gasket and mating-flange compatibility.<\/td>\nMake this requirement auditable through the order datasheet, design review and inspection plan.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

A standard title alone is not acceptance. Map its scope, edition and required evidence to the valve tag.<\/p>\n<\/div>\n<\/section>\n

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Application boundaries<\/div>\n

Failure exposures behind the nominal configuration<\/h2>\n

Do not select from line size and pressure class alone; differential pressure, seat load, cavity pressure and operating torque can govern the design. Also review orientation, transients, cycling, contamination, access and consequences of internal or external leakage.<\/p>\n

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Fluid composition plus minimum, normal, maximum, startup and upset cases for the Flanged Ball Valve<\/div>\n
Valve role, operating cycles, permitted leakage, safe state and consequence of failure<\/div>\n
Piping class, mating ends, bore, installed length, orientation, loads and maintenance clearance<\/div>\n
Component-level materials for pressure parts, wetted trim, seats, stem\/shaft, packing, gaskets and fasteners<\/div>\n
Manual or actuated operation, maximum load, fail action, speed, utilities and accessories<\/div>\n
Product, rating, dimensions, ends and test requirements plus special qualification and tag-linked evidence<\/div>\n<\/div>\n<\/div>\n<\/section>\n
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Evidence and quality<\/div>\n

Request evidence that matches the supplied design<\/h2>\n

Evidence should identify the supplied configuration, revision, heat or lot and applicable test procedure. Use the valve standards guide<\/a> to separate product, rating, dimensional, end-connection and test scope.<\/p>\n

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Design basis<\/h3>\n

Controlled configuration, interface drawing, calculations and closed technical clarifications.<\/p>\n<\/div>\n

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Material identity<\/h3>\n

Tag-to-component material mapping with certificates, processing records and identity checks.<\/p>\n<\/div>\n

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Inspection and tests<\/h3>\n

Approved ITP, procedures, calibrated instruments, results, witness records and NCR closeout.<\/p>\n<\/div>\n<\/div>\n

Flange compatibility is separate from valve pressure-boundary qualification.<\/p>\n

Do not infer certification or guaranteed performance from this page. Accept only the order-specific evidence required by the purchaser.<\/p>\n<\/div>\n<\/section>\n

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RFQ checklist<\/div>\n

Information needed for a tag-level technical offer<\/h2>\n

Send tag identity, quantity, fluid, all design and operating cases, line interface, function, flow data, materials, operation, testing, inspection and turnover scope.<\/p>\n

For a Flanged Ball Valve, also highlight flange standard, face, drilling, gasket, bolting and installed interface. Identify missing inputs and provisional selections so they can be closed before purchase order release.<\/p>\n

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Send the service cases for engineering review<\/h2>\n

Provide the actual application; the response will separate confirmed requirements from assumptions and identify the checks still required.<\/p>\n<\/div>\n

Submit Your Datasheet<\/a>Compare Ball Valve Options<\/a><\/div>\n<\/div>\n<\/div>\n<\/section>\n
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Related engineering route<\/div>\n

Continue the selection review<\/h2>\n
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Product family<\/h3>\n

Compare the main constructions and selection boundaries in this valve family.<\/p>\n

<\/a><\/p>\n

Project Valve Review<\/h3>\n

Resolve interacting pressure, temperature, corrosion, wear or project risks.<\/p>\n

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Testing and inspection<\/h3>\n

Define pressure-test scope, acceptance, instruments, witness points and records.<\/p>\n

<\/a><\/div>\n<\/div>\n<\/section>\n

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FAQ<\/div>\n

Flanged Ball Valve questions<\/h2>\n
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\nWhat information is required to select a Flanged Ball Valve?<\/summary>\n

Provide the medium and composition, all pressure and temperature cases, nominal size, flow or differential pressure where relevant, required function, end connections, materials, shutoff criterion, operation, standards, inspection and documentation. For this configuration, the review must specifically address flange standard, face, drilling, gasket, bolting and installed interface.<\/p>\n<\/details>\n

\nWhich standards apply to a Flanged Ball Valve?<\/summary>\n

The answer depends on the product construction, project jurisdiction and purchaser specification. A product standard may cover design scope while separate standards govern pressure-temperature rating, dimensions, ends, pressure testing, fire safety, emissions or materials. Flange compatibility is separate from valve pressure-boundary qualification.<\/p>\n<\/details>\n

\nHow should Flanged Ball Valve pressure and leakage testing be specified?<\/summary>\n

Define the test configuration and measurable acceptance rather than requesting a generic factory test. Include calibrated instruments, valve position, pressure direction and tag-linked results.<\/p>\n<\/details>\n

\nCan a Flanged Ball Valve be supplied with an actuator?<\/summary>\n

Automation requires more than matching a mounting flange. Verify maximum load through travel, minimum supply, coupling\/stem capacity, stops, controls and required failure response.<\/p>\n<\/details>\n

\nWhen should a Flanged Ball Valve not be selected?<\/summary>\n

Do not select it when its qualified construction cannot satisfy the process, shutoff, materials, dynamics, maintenance or documentation requirements. Do not select from line size and pressure class alone; differential pressure, seat load, cavity pressure and operating torque can govern the design. The alternative should be chosen only after comparing the complete service duty.<\/p>\n<\/details>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n