{"id":4887,"date":"2022-09-06T14:34:17","date_gmt":"2022-09-06T06:34:17","guid":{"rendered":"https:\/\/limegreen-okapi-448594.hostingersite.com\/?post_type=product&p=4887"},"modified":"2026-07-29T19:26:54","modified_gmt":"2026-07-29T11:26:54","slug":"dz40y-cryogenic-gate-valve","status":"publish","type":"product","link":"https:\/\/raymonvalve.com\/pt\/product\/dz40y-cryogenic-gate-valve\/","title":{"rendered":"V\u00e1lvula gaveta criog\u00eanica DZ40Y"},"content":{"rendered":"
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Engineering scope<\/div>\n

From product name to an engineered DZ40Y Cryogenic Gate Valve requirement<\/h2>\n

A DZ40Y Cryogenic Gate Valve is evaluated for linear full-open or full-closed isolation. A gate moves across the flow path. Wedge or slab geometry, seat arrangement, bonnet construction, stem loading and body cavity design control sealing and operability.<\/p>\n

The product name narrows the route but does not complete the specification. Resolve low-temperature materials, differential contraction, extended bonnet and test scope together with the medium, operating cases, piping interface, maintenance and evidence.<\/p>\n

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Cryogenic<\/h3>\n

Low-temperature materials, differential contraction, extended bonnet and test scope. State minimum design and operating temperatures, cooldown cases, cavity relief, packing, bonnet extension and cryogenic test requirements.<\/p>\n<\/div>\n

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Application envelope<\/h3>\n

Confirm every pressure, temperature, differential-pressure and cycling case for this DZ40Y Cryogenic Gate Valve.<\/p>\n<\/div>\n

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Installed interface<\/h3>\n

Verify ends, bore, flow direction, orientation, operator envelope, loads and maintenance access.<\/p>\n<\/div>\n

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Order-specific boundary<\/h3>\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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Existing listing data<\/div>\n

Published configuration data for DZ40Y Cryogenic Gate Valve\u2014confirmation required<\/h2>\n

The values below are transcribed from the previous public product listing so useful model information is not lost during the quality rebuild. They are not a universal available range, certificate or order commitment. Confirm every value in the accepted quotation, tag datasheet and approved drawing.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nPrevious listing<\/th>\nRequired order check<\/th>\n<\/tr>\n<\/thead>\n
Product type<\/b><\/td>\nNot stated in the previous public listing.<\/td>\nConfirm the exact model, construction and supplied configuration.<\/td>\n<\/tr>\n
Nominal size \/ DN<\/b><\/td>\nNot stated in the previous public listing.<\/td>\nConfirm each ordered tag and available trim or bore combination.<\/td>\n<\/tr>\n
Pressure rating<\/b><\/td>\nNot stated in the previous public listing.<\/td>\nConfirm governing rating standard, class and temperature basis.<\/td>\n<\/tr>\n
Temperature<\/b><\/td>\nNot stated in the previous public listing.<\/td>\nConfirm design, operating, startup and upset metal temperatures.<\/td>\n<\/tr>\n
End connection<\/b><\/td>\nNot stated in the previous public listing.<\/td>\nConfirm standard, facing, schedule, bore and mating interface.<\/td>\n<\/tr>\n
Flow coefficient \/ characteristic<\/b><\/td>\nNot stated in the previous public listing.<\/td>\nConfirm calculated cases, trim, travel and installed behavior.<\/td>\n<\/tr>\n
Body \/ bonnet material<\/b><\/td>\nNot stated in the previous public listing.<\/td>\nConfirm component grade, product form, heat treatment and records.<\/td>\n<\/tr>\n
Trim \/ closure material<\/b><\/td>\nNot stated in the previous public listing.<\/td>\nConfirm every wetted component, hardness, coating and pairing.<\/td>\n<\/tr>\n
Seat \/ seal material<\/b><\/td>\nNot stated in the previous public listing.<\/td>\nConfirm compatibility, leakage criterion and pressure-temperature limit.<\/td>\n<\/tr>\n
Operation \/ actuator<\/b><\/td>\nNot stated in the previous public listing.<\/td>\nConfirm worst-case load, fail state, utilities, speed and accessories.<\/td>\n<\/tr>\n
Leakage basis<\/b><\/td>\nNot stated in the previous public listing.<\/td>\nConfirm standard, edition, test direction, medium and measurable acceptance.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Evidence boundary:<\/b> where the previous listing was incomplete or awkwardly translated, this page does not guess a value. Raymon Valve should replace provisional web data with the controlled product datasheet when it is available.<\/p>\n<\/div>\n<\/section>\n

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Specification workflow<\/div>\n

Connect each selection decision to a controlled record<\/h2>\n

Use the matrix to close decisions often hidden behind the short description \u201cDZ40Y Cryogenic Gate Valve.\u201d<\/p>\n

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Review area<\/th>\nEngineering question<\/th>\nRequired record<\/th>\n<\/tr>\n<\/thead>\n
Gate construction<\/td>\nWedge, parallel slide, slab or knife designs serve different pressure, temperature and solids duties.<\/td>\nMake this requirement auditable through the order datasheet, design review and inspection plan.<\/td>\n<\/tr>\n
Bonnet and stem<\/td>\nBolted, welded or pressure-seal bonnets and rising or non-rising stems affect maintenance and thrust.<\/td>\nMake this requirement auditable through the order datasheet, design review and inspection plan.<\/td>\n<\/tr>\n
Bore and cavity<\/td>\nMinimum bore, pigging, equalization, vents and drains must be defined where applicable.<\/td>\nCapture the selection basis, approved deviation if any and the record used for acceptance.<\/td>\n<\/tr>\n
Operating duty<\/td>\nGate valves normally require full-open\/full-closed operation; throttling exposure needs a separate review.<\/td>\nResolve the open point before release and retain tag-specific evidence in the final dossier.<\/td>\n<\/tr>\n
Cryogenic<\/td>\nState minimum design and operating temperatures, cooldown cases, cavity relief, packing, bonnet extension and cryogenic test requirements.<\/td>\nFreeze the accepted value in the tag datasheet and verify it on the approved drawing.<\/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

Where this configuration may fit\u2014and what can make it fail<\/h2>\n

Avoid prolonged throttling unless the selected construction is explicitly qualified for it; partial opening can damage gates and seats. Installed behavior can be governed by flow dynamics, deposits, operating frequency, maintenance access and the response to abnormal conditions.<\/p>\n

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Fluid composition plus minimum, normal, maximum, startup and upset cases for the DZ40Y Cryogenic Gate Valve<\/div>\n
Isolation\/control\/non-return function, frequency, directionality and measurable shutoff acceptance<\/div>\n
Piping class, mating ends, bore, installed length, orientation, loads and maintenance clearance<\/div>\n
Corrosion and wear basis with exact body, trim, sealing, bolting, overlay, lining or coating materials<\/div>\n
Worst-case torque\/thrust, cycle duty, travel time, fail behavior, minimum utility and control accessories<\/div>\n
Applicable standards, pressure tests, special tests, inspection points and final documents<\/div>\n<\/div>\n<\/div>\n<\/section>\n
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Evidence and quality<\/div>\n

Make every critical claim traceable to the valve tag<\/h2>\n

Generic examples may explain capability but cannot close an order requirement unless they apply to the delivered valve. 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

Tag requirements, design review, materials list and approved exception register.<\/p>\n<\/div>\n

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Material identity<\/h3>\n

Component certificates, heat or lot traceability, heat treatment, hardness and required PMI or NDE.<\/p>\n<\/div>\n

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Inspection and tests<\/h3>\n

Hold\/witness records, material\/NDE\/pressure\/leakage\/functional results and nonconformance closure.<\/p>\n<\/div>\n<\/div>\n

Material toughness and low-temperature suitability require project-specific evidence; do not infer them from material grade alone.<\/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

Data to send for a technically complete quotation<\/h2>\n

Provide a controlled valve list or datasheet covering every operating case, interface, material, operation, standard, inspection, test and document requirement.<\/p>\n

For a DZ40Y Cryogenic Gate Valve, also highlight low-temperature materials, differential contraction, extended bonnet and test scope. List unresolved assumptions as deviations instead of embedding them silently in the offer.<\/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 Gate Valve Options<\/a><\/div>\n<\/div>\n<\/div>\n<\/section>\n
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Related engineering route<\/div>\n

Follow the product, application and inspection route<\/h2>\n
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Product family<\/h3>\n

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

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Complex Low-Temperature Service<\/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

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