Verified source scope
Actual model title, stainless description and original belt-drive photograph.
EQUIPMENT / MODEL REFERENCE
Shangyang SY-4-72-10C stainless centrifugal exhaust
The pictured belt drive and generic source text require a selected drawing; stainless construction is not a corrosion or explosion guarantee.
From Zhejiang Shangyang · Industrial centrifugal fan manufacture
Individual product research · HVACDeck Editorial · Sources checked 2026-10-11
Specify process exhaust before approving stainless construction
Shangyang’s SY-4-72-10C is advertised as a stainless centrifugal exhaust fan for industrial gas streams. The original photograph shows a scroll housing, guarded belt transmission and motor on a common base. The product text nevertheless describes direct or belt drives and several bearing arrangements without an order-specific bill of materials. Its actual drive and material selection therefore need an issued drawing rather than assumptions from the generic prose.
No flow/pressure curve, rotational speed, stainless grade, temperature limit, motor power or tested sound level is published on the reviewed page. The stainless label alone cannot establish compatibility with a corrosive gas or a hygienic process. This brief helps define a technically comparable exhaust enquiry while holding nominal duty, explosion protection and material suitability as explicit approval questions for the selected order.
Published parameters and their scope
The catalogue identifies a model reference; confirm the current revision and selected options.
- Model
- SY-4-72-10C
Swipe the table, or focus it and use arrow keys, to read the conditions and sources.
| Parameter | Published value | Conditions and evidence |
|---|---|---|
| Published identity | SY-4-72-10C; stainless centrifugal fan | Official product title; no conditioned airflow/pressure table available. Source |
| Original pictured drive | Guarded belt transmission and common-base motor | Photograph inspected; source text also offers direct/belt options, so actual BOM needs confirmation. Source |
| Material evidence limit | Stainless described for casing/impeller; exact grade not supplied | No alloy, weld procedure, corrosion allowance or gas-compatibility report reviewed. Source |
| Temperature and duty gaps | No numeric allowable gas temperature, curve, speed or motor power | Homepage 1,000-degree slogan not assigned as this model’s rated limit. Source |
| Installation choices | Source mentions left/right rotation and outlet directions | Current order-specific orientation, flanges and access envelope unprovided. Source |
| Conformity boundary | No selected SY-4-72-10C explosion certificate or performance report reviewed | Do not transfer a different SY-ZY/BSY certificate image to this model. Source |
Selection and application review
Issue a gas and resistance schedule before requesting price
Provide normal and upset gas temperatures, composition, humidity and contaminants, together with required volume, pressure and density basis. Identify the connected duct/process equipment and operating range. The source’s medium-pressure wording supplies no numerical selection point or approved stability range.
Obtain a selected curve, operating speed, efficiency/input schedule and permitted operating envelope. Define how variable operation is controlled. Do not infer flow, pressure or motor power from the 4-72-10C name alone or from another manufacturer’s nominally similar designation.
Approve alloy and sealing against the actual gas
Ask for the exact stainless grades of wetted casing/impeller parts, weld quality, coating or lining options and sealing arrangement. The source describes corrosion resistance generally, but supplies no concentration/temperature-dependent material assessment. Obtain a documented suitability decision for the actual process.
If the exhaust is food/pharmaceutical related, define cleanability and required documentation separately. Stainless appearance does not establish a hygienic design, contamination control or suitability for every chemical stream. Confirm condensate drainage and any cleaning procedure against the ordered construction.
Resolve the photograph and generic drive description
The pictured assembly uses a guarded belt transmission, while the text lists direct and belt-drive possibilities. Obtain the actual drive BOM, ratio/speed, motor, bearings and guard drawing before reserving power or service space. Do not treat every described alternative as simultaneously included.
Define rotation/outlet direction from an issued drawing and agree inlet/outlet flange loads and support responsibility. Reserve belt adjustment, bearing service and impeller removal space. The page’s compactness and maintenance claims do not provide a dimensional or replacement-access envelope.
Keep temperature, noise and hazardous-duty claims bounded
Request the selected model’s permissible continuous/upset gas temperatures and any required cooling, insulation or bearing arrangement. No numerical temperature limit appears in this model page. The company homepage’s broad high-temperature claim cannot be assigned to this photographed stainless fan.
Obtain measured sound/vibration evidence with its speed, duty and test method. No source numerical sound level or conditioned vibration limit was reviewed. Where hazardous gas/dust duties apply, obtain the exact selected design’s applicable evidence; the different displayed SY-ZY certificate does not qualify this model automatically.
Accept the ordered exhaust fan against a defined duty
Submit the gas schedule, volume/pressure point, control range, drawings, materials and required documentary scope. Request an actual model configuration and quote with the motor, drive, accessories, orientation and testing explicitly stated. Supplier process-emissions language does not establish that a whole treatment installation will meet its discharge requirements.
Acceptance should verify duty/input, rotation, assembly and guards, selected material documentation and agreed vibration/leak/service checks. Price, delivery and independent operating results remain unknown. The page is a source-backed selection brief, not a tested performance sheet or a guessed standard-model curve.
Order selection required
Gas compatibility, curve/speed, exact motor/drive and current drawing.
Separate evidence required
Temperature, sound/vibration and exact hazardous-duty conformity.
Sources and review scope
Compiled by HVACDeck Editorial. Source review identifies what the publication states; it is not an independent performance test or certification.
- Official SY-4-72-10C product pageChecked 2026-10-11 · Complete description read; no numerical curve/material grade/temperature schedule found.
- Original model photographChecked 2026-10-11 · Original scroll-housing/belt-drive assembly visually inspected; exact BOM unverified.
- Official certificate contextChecked 2026-10-11 · Different model-specific certificate images reviewed; not transferred to this fan.
Editorial method and corrections · Report a detail with this page URL
Turn the evidence into an enquiry
Send the manufacturer your required duty, installation conditions and the unresolved items identified in this brief.