china sheet metal enclosure fabrication supplier-Hongming Sheng

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Our Service

We specialize in sheet metal fabrication, CNC machining, metal stamping, welding, and assembly. Our one-stop support helps save time, reduce costs, and improve efficiency.

our factory operates under an ISO 9001:2015 quality management system to ensure consistent quality and reliable delivery.

china sheet metal enclosure fabrication supplier

Custom Sheet Metal Enclosures Manufactured in China from Customer Drawings

For OEM enclosure projects, the supplier needs to understand more than the outside dimensions. Door structure, mounting plates, hardware, cable openings, bends, welds, surface finish, and assembly interfaces all affect the final enclosure.

Hongming Sheng manufactures custom sheet metal enclosures, chassis, panels, boxes, and cabinet components according to customer drawings and project requirements.

Email:info@hms1688.com

Send Enclosure Drawing

What Can Be Included in an OEM Enclosure Project?

Main BodyBent and welded sheet metal structure based on the required enclosure geometry.

Door & CoverHinged, removable, or screw-fixed panels according to the assembly design.

Mounting PlateInternal plates or brackets for electrical, mechanical, or control components.

OpeningsCutouts for connectors, displays, ventilation, cable entry, switches, or other interfaces.

HardwarePEM fasteners, rivet nuts, hinges, locks, handles, studs, or other specified components.

Surface FinishPowder coating, brushing, passivation, anodizing, plating, or other finishes when specified.

Sheet Metal Fabrication Preview

Common Enclosure Materials

Cold-Rolled Steel / SPCCCommon for industrial cabinets, control boxes, machine panels, and powder-coated enclosures.	Stainless SteelSuitable where corrosion resistance, strength, or a stainless surface is required.
Galvanized SteelOften used for internal panels, electrical structures, or parts needing additional corrosion protection.	AluminumUseful where lower weight or aluminum-specific finishing is important.

Real Sheet Metal Enclosure Fabrication

Custom China sheet metal enclosure fabrication

A Supplier Should Control the Complete Assembly Interface

● Door and frame alignment

● Hole and hardware position

● Mounting plate location

● Connector and cable openings

● Welded joint condition

● Surface finish around mating areas

Drawing Revision Matters for Repeat Orders

Enclosure designs often change during development. Hole locations, brackets, doors, locks, ventilation, internal mounting, or surface finish may be revised between prototype and repeat production.

Keeping the latest drawing revision and confirmed manufacturing notes aligned helps reduce confusion when the same enclosure is ordered again.

What Overseas Buyers Should Send for Quotation

● 2D drawing and/or 3D model

● Material and thickness

● Quantity

● Powder coating or other finish

● Hardware list if applicable

● Assembly, packaging, or special interface requirements

Looking for a China Supplier for Custom Sheet Metal Enclosures?

Send your enclosure drawings, material, thickness, quantity, finish, hardware, and assembly requirements. Our team can review the fabrication route and prepare a quotation based on your confirmed project information.

Customer drawings, CAD files, samples, and technical specifications are treated as confidential. NDA support is available for OEM projects.