Sheet Metal Fabrication

China Top Rated Custom Sheet Metal Fabrication Products Manufacturer

Our Equipment

Sheet Metal Fabrication Machines:

  • 3 Laser Cutting Machines(3KW-6KW)
  • 5 CNC Bending Machines(80T-250T)
  • 8Punch Presses (20T-200T)
  • 3 Robotic Welding Arms

CNC Machining Machines:

  • 3 Horizontal Machining Centers, including a double-station horizontal machining center
  • 4 Gantry Machining Centers, 2 of which are equipped with side milling heads
  • 7 CNC Vertical Machining Centers
  • 8 CNC Lathes

Our Sheet Metal Fabrication Capability

Maximum Thickness:
  • Laser Cutting: up to 25mm
  • Bending: up to 20mm
 
Maximum Dimensions:
  • Laser Cutting: 2m x 5m
  • Bending: up to 4.5m in length
 
Tolerances:
  • Laser Cutting: ±0.05mm
  • Bending: ±0.02mm
  • Welding: ±0.2mm

Production Capability

Available Processes

  • Fiber Laser Cutting
  • CNC BendingMachine
  • Welding (TIG, MIG, Laser Welding)
  • Riveting
  • Metal Stamping

Sheet Metal Fabrication Materials

  • Galvanized Steel: SGCC, DX51D+Z, DX52D+Z, etc
  • Alloy Steel: S235JR, S355J2+N, HC260LA, etc
  • Stainless Steel: 201, 304, 304L, 316, 316L, 430, etc
  • Carbon Steel: Q235B, Q345B, SPCC, DC01, HRS, SAPH440, etc
  • Cold Rolled Steel (CRS): SPCC, SPCD, ST12, DC01, etc
  • Hot Rolled Steel (HRS): SS400, A36, Q235, Q345, etc
  • Mild Steel: Q195, Q215, SS400, A36, Q235, SPHC, etc
  • Aluminum Alloy: 5052, 6061, 6063, 3003, 1050, 1060, etc
  • Copper: C11000, C36000, C22000, etc
  • Brass: C36000, C26000, C27000, etc
  • Titanium Alloy: Gr1, Gr2, Gr5, Gr9, etc
  • Plastic Sheet: Rigid PVC, Acrylic, ABS, PETG, HDPE, etc
sheet metal fabrication raw materials

Sheet Metal Fabrication Surface Treatment

There are various surface treatment technologies available for sheet metal parts, and CEX Casting offers most of them. We are dedicated to delivering products with high-quality finishes that meet diverse requirements, from enhancing corrosion resistance and adding decorative features to improving overall performance.

  • Polishing, Electroplating, Brushing
  • Powder Coating, Spray Coating, Electrophoresis
  • Sandblasting, Anodizing
  • Galvanizing (Hot-dip or Electro), Chrome Plating, Nickel Plating
sheet metal fabrication surface treatment

Why Choose Us

OEM Service: specializing in complex sheet metal shapes and a wide range of materials for tailored solutions.

Fast Turnaround: advanced equipment with streamlined production processes ensures quick lead time.

Integrated Services: Complete support from laser cutting, bending, and welding to surface treatment.

Quality Assurance: certified supplier with detailed inspections at every step to ensure defect-free products.

Competitive Pricing: offers transparent, factory-direct pricing to reduce costs without compromising quality.

Expert Team: a skilled and experienced team to provide technical support and innovative solutions at every stage.

Our Quality Control

ISO 9001 and IATF 16949 certified manufacturer, ensuring robust quality management systems and precision in every sheet metal fabrication process we undertake.

Inspection Instruments

Our cutting-edge inspection tools ensure accurate dimensions, consistent material quality, and flawless performance in the sheet metal parts we deliver.

  • Coordinate Measuring Machine (CMM) with a measurement range of 800×1200×600 (mm) and a Maximum Permissible Error (MPE) of 3.0μm
  • Video Measuring System(VMS)
  • Spectrometer
  • Tensile Strength Testing Machine
  • Hardness Tester
  • X-Ray Machinefor NDT (Non-Destructive Testing)
  • Leakage Testing (Water Immersion Testing & Helium Leakage Testing)
  • Digital Height Gauge, 0-600 (mm)
  • Full Range Vernier Caliper, 0-100-150-200-300-600-1000 (mm)
  • External/Internal Micrometers, 0-25-75-100-125-150 (mm) / 12-20-50-100 (mm)
  • Full Range Pin Gauge/Gauge, 0.5-12 (mm) / 1.0-100 (mm), with a spacing of 0.01mm

Inspection Process

  • Incoming Material Inspection:materials are checked with spectrometers to ensure they meet required standards
  • First and Final Article Inspection:the first and last pieces are measured for accuracy to maintain consistent quality
  • In-process Inspection:performs regular inspections during production to promptly detect and address any issues
  • Pre-shipment Inspection:parts are inspected for compliance with design and finish standards before delivery
  • Dimensional Inspection Reports:offers accurate measurements of key dimensions to meet design specifications and tolerances
quality control of high pressure die castings1

Our Cases

Electrical Enclosure (3)

Part Name: Electrical Enclosure

Material: 304 Stainless Steel

Industry: Industrial Automation

Feature: Corrosion Resistance and Durable

Telecom Cabinet

Part Name: Telecom Cabinet

Material: Galvanized Steel

Industry: Telecommunications

Feature: Weatherproof and High Structural Strength

battery box

Part Name: Battery Box

Material: 5052 Aluminum Alloy

Industry: Renewable Energy

Feature: Lightweight and Corrosion Resistance

Junction Box Cover (3)

Part Name: Junction Box Cover

Material: 316L Stainless Steel

Industry: Electrical Power Distribution

Feature: High Durability and Fire Resistance

cable tray

Part Name: Cable Tray

Material: Galvanized Steel

Industry: Electrical Infrastructure

Feature: Strong and Corrosion Resistance

support frame

Part Name: Support Frame

Material: 316L Stainless Steel

Industry: Industrial Equipment

Feature: High Durability and Corrosion Resistance

Related Knowledge

What is Sheet Metal Fabrication?

Sheet metal fabrication is a manufacturing process that transforms flat metal sheets into functional parts or assemblies through cutting, bending, welding, and finishing. It is widely used across industries such as construction, automotive, telecommunications, and electronics due to its versatility and cost-efficiency.

 

Key Processes:

Cutting: achieved through laser cutting, shearing, or punching, enabling precise dimensions and complex shapes.

Bending: metal sheets are folded into required angles and curves using CNC press brakes, ensuring consistent accuracy.

Welding: TIG, MIG, and laser welding techniques are used to create strong and seamless joints, critical for structural integrity.

Surface Finishing: processes like powder coating, galvanizing, and anodizing enhance durability, corrosion resistance, and aesthetics.

 

Advantages:

Durability: sheet metal parts are built to withstand wear, environmental factors, and heavy usage.

Flexibility: capable of producing intricate designs and shapes for custom applications, including enclosures, brackets, structural supports, and decorative panels.

Material Variety: works with stainless steel, aluminum, galvanized steel, and carbon steel to meet diverse project needs.

Scalability: ideal for both small-batch prototypes and large-scale production.

How to Choose the Right Material for Sheet Metal Fabrication?

Galvanized Steel:

Properties: excellent corrosion resistance due to zinc coating, with good strength and affordability.

Applications: outdoor enclosures, HVAC systems, and industrial structures where rust protection is essential.

 

Stainless Steel:

Properties: high resistance to rust, heat, and chemicals, with a sleek appearance for decorative or functional applications.

Applications: food-grade equipment, medical devices, marine components, and architectural designs.

 

Aluminum Alloy:

Properties: lightweight, corrosion-resistant, and easy to work with, offering excellent thermal and electrical conductivity.

Applications: automotive parts, electronic housings, and lightweight panels for transportation or aerospace.

 

Carbon Steel:

Properties: strong, durable, and cost-effective, suitable for heavy-duty applications and structural parts.

Applications: machine frames, brackets, industrial equipment, and support structures.

How to Ensure Precision in Sheet Metal Fabrication?

Precision is essential in sheet metal fabrication to ensure parts fit seamlessly and perform reliably. Achieving this requires advanced tools, skilled craftsmanship, and rigorous quality control processes.

 

High-Precision Cutting: laser cutting delivers clean edges and intricate details with tight tolerances, reducing material waste.

Accurate Bending: a CNC-controlled bending machine ensures uniform angles and smooth curves, even for complex designs.

Welding Excellence: skilled operators use TIG and MIG welding to achieve strong, defect-free joints, vital for structural integrity.

Dimensional Verification: precision tools like CMMs and laser measurement systems check key dimensions to guarantee accuracy and consistency.

Use of Design Software: CAD/CAM systems help simulate the fabrication process, minimizing errors before production begins.

Feel free to contact CEX for any questions and requests