



Modular Process Skids
A modular process skid packs a section of a process unit into one or more steel frames: vessels, pumps, heat exchangers, piping, valves and instruments. Modules are connected on site instead of building the unit piece by piece.
We combine three capabilities in one plant: pressure vessels under our Class D licence (TS2236612-2027), industrial piping under our GC2 licence (TS3836019-2027), and steel structures in Q235B and Q355B.
Vessels on the module are fabricated to your design, or to drawings prepared by a licensed design institute, and hydrostatically tested before assembly.
| Scope | Steel frame, pressure vessels, heat exchangers, pumps, piping, valves, instruments |
|---|---|
| Vessels | Class D, −0.1 to <10 MPa, to GB/T 150 and TSG 21 |
| Piping | GC2 industrial piping, licence TS3836019-2027 |
| Frame steel | Q235B, Q355B |
| Welding | SAW, GMAW and GTAW (argon arc) to qualified WPS/PQR |
| NDT | RT, UT, MT, PT; radiography in our own RT room |
| Coating | Sa 2.5 blasting, epoxy zinc-rich primer + polyurethane topcoat |
| Workshop lifting | Overhead cranes up to 50 t |
Sizes and ratings are confirmed against your data sheet.
- Oil, gas and petrochemical process units
- Energy and environmental treatment systems
- Chemical and new-materials production
- Food and biotech process modules
- Base frame cut, welded to qualified WPS/PQR, blasted to Sa 2.5 and coated with epoxy zinc-rich primer and polyurethane topcoat.
- Piping spools cut and welded by GTAW (argon arc) and GMAW; weld NDT by RT, UT, MT or PT as specified.
- Vessels on the skid built and hydrostatically tested at 1.25 × design pressure with a 30-minute hold.
- Equipment, valves, instruments and cabinet mounted and piped up on the frame.
- Piping pressure test as specified, then dimensional check against the layout drawing.
- Packing and loading with overhead cranes up to 50 t.
- Documents supplied: certificate of conformity, quality certificate, as-built drawings, MTRs, WPS/PQR welding records, NDT reports and packing list.
Can one supplier manufacture the vessels, steel frame and piping for the same module?
Yes. Vessels, piping and steel structures are fabricated on our site in Jinxian under our Class D vessel licence and GC2 piping licence.
How should we define the scope of supply for a module?
List the equipment, piping and instruments inside the module boundary, the free-issue items you supply, the tie-in points, the tests to be done before shipment, and the documents required.
How do you coordinate fabrication, coating, inspection, packing and delivery?
All steps run in one plant: vessel fabrication and testing, frame and piping fabrication, assembly, coating, inspection and loading with overhead cranes up to 50 t.
What do you need to quote a module?
P&ID, equipment list with data sheets, layout and module size limits, codes, inspection and test plan, coating specification, destination port and delivery date.
Related products.
Quote this product.
Send the medium, design pressure, temperature and quantity. An engineer replies with questions or a quotation.
- Sales contact
- Mr. Yu Jiakang
- WhatsApp / WeChat
- +86 183 1791 9067
- Factory
- No. 2666 Jinxian Avenue, High-tech Industrial Park, Jinxian Economic Development Zone, Nanchang, Jiangxi, China 331700

Pressure vessels, storage tanks, SF double-wall tanks, steel structures and skid-mounted units, fabricated in Jinxian, Jiangxi since 2003.
Jiangxi Wanlong Industrial Co., Ltd.
No. 2666 Jinxian Avenue, High-tech Industrial Park, Jinxian Economic Development Zone, Nanchang, Jiangxi, China 331700
Contact
- Mr. Yu Jiakang
- WhatsApp +86 183 1791 9067
- jiakang@wanlongindustrial.com
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