Automotive Sheet Metal Manufacturing

Precision structural brackets, battery trays, and chassis components.

We fabricate tight-tolerance sheet metal stampings, welded assemblies, and modular enclosures engineered to meet strict automotive OEM standards and global supply schedules.

IATF 16949 Compliant
Automotive quality management system
ISO 9001:2015 Certified
Standardized production control
Precision automotive stamped metal chassis bracket and structural battery enclosure
±0.05 mm
Tolerance
25T – 800T
Press Range
3-7 Days Sample
Lead Time
Automotive & EV ManufacturingIATF 16949 Standards

Automotive sheet metal product range

Custom chassis components, battery housings, and welded sub-assemblies built to automotive OEM tolerances.

Precision stamped automotive chassis bracket and structural frame assembly
Chassis & Body
Fabrication Spec
Structural Brackets & Chassis Frames
High-strength laser-cut and CNC-formed support members engineered for vehicle crashworthiness and torsional rigidity.
Standard: High-Strength Steel & 6000-series Al | ±0.1mm tolerance
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Lightweight aluminum EV battery tray enclosure with thermal channels
Electrification
Fabrication Spec
EV Battery Tray Enclosures
Lightweight aluminum sealed battery packs and bottom protection plates built with robotic MIG/TIG and laser welding.
Standard: IP67 Ingress Sealing | Thermal Management Ready
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Heavy duty sheet metal EV charging station pedestal cabinet
Infrastructure
Fabrication Spec
Charging Station Housings
NEMA 3R and 4X rated outdoor sheet metal enclosures with corrosion-resistant powder coating and anti-vandal lock hardware.
Standard: Galvannealed Steel & Stainless 304 | C5-M Coating
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Heavy gauge automotive powertrain motor mount support bracket
Drive Systems
Fabrication Spec
Powertrain & Motor Mount Brackets
Heavy-gauge carbon steel and alloy brackets designed to isolate vibration and handle high torque loads under continuous duty.
Standard: Thickness 3.0mm – 12.0mm | Robotic Continuous Welds
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Turnkey welded sheet metal automotive sub-assembly module with hardware
Modular Systems
Fabrication Spec
Sub-Assembly Welded Modules
Turnkey mechanical sub-assemblies integrating stamped brackets, pem hardware, precision fasteners, and surface finishing.
Standard: Full CMM Inspection | APQP / PPAP Level 3 Available
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Custom OEM Projects

Need custom tooling or high-volume stamping?

Send your 3D CAD files (STEP, IGES, DXF) for instant manufacturing feedback and tiered volume quotes within 24 hours.

Industrial Quality Standard

Our automotive manufacturing process

From raw sheet cutting to PPAP documentation, every step follows calibrated workflows to support dimensional repeatability and structural reliability.

Related reading: sheet metal forming processes

01

Laser cutting & CNC punching

High-power fiber laser cutting paired with CNC turret punching ensures clean edge profiles, complex geometry cutouts, and tight baseline tolerances.

Standard:0.05 mm precision
02

Progressive stamping

Multi-stage progressive tooling presses raw coils into repeatable, high-volume automotive brackets and structural components at production speed.

Standard:Up to 500-ton capacity
03

Robotic MIG/TIG welding

Automated multi-axis robotic cells deliver continuous weld bead consistency, controlled heat-affected zones, and minimal porosity across all seams.

Related reading: weld classifications and finishes

Standard:100% weld integrity inspection
04

Precision CNC bending

Multi-axis CNC press brakes with dynamic angle compensation produce exact bend radiuses and repeatable multi-flange configurations.

Standard:Multi-axis auto-crowning
05

E-coating & powder finishing

Automated multi-stage pretreatment, cathodic electrodeposition (E-coat), and durable powder topcoats safeguard against extreme corrosion and UV exposure.

Standard:1,000+ hr salt spray rated
06

Final QC & PPAP documentation

Full CMM dimensional validation, tensile testing, and complete Level 3 PPAP submission packages ensure total compliance before overseas dispatch.

Standard:IATF 16949 / Level 3 PPAP
Engineered Capabilities

Materials and finishing options

Choose certified sheet alloys and automotive-grade surface coatings engineered for strict corrosion standards and tight dimensional tolerances.

Sheet Metal Alloys

Certified mill test reports included

Carbon Steel
CRS 1008/1010, HRS, Galvannealed
0.5 mm to 12.0 mm (0.020" – 0.500")
High tensile strength and cost efficiency for structural chassis, brackets, and heavy enclosures.
Best for: Structural frames & high-load assemblies
Stainless Steel
SUS 304, 316 / 316L, 430
0.6 mm to 8.0 mm (0.024" – 0.315")
Superior natural corrosion resistance and clean aesthetic finishes for outdoor and food-grade housings.
Best for: Harsh environments & sanitary units
Aluminum Alloys
AL 5052-H32, 6061-T6, 5083
0.8 mm to 10.0 mm (0.032" – 0.394")
High strength-to-weight ratio with excellent thermal conductivity, ideal for lightweight electronic housings.

Related reading: automotive aluminum sheet selection

Best for: EV battery trays & heat-sensitive enclosures

Surface Finishing Options

Tested to international automotive standards

E-Coating (Electrophoretic)
ASTM D1654 / ASTM B117
Automotive-Grade Protection
Uniform 15–25 µm barrier reaching deep recesses and internal welds. Tested to exceed 1,000 hours of salt spray without creepage.
Performance: Uniform film build, zero pinholes, ideal e-coat primer
Industrial Powder Coating
AAMA 2604 / Qualicoat
Outdoor & UV Endurance
Tough thermoset polyester and hybrid epoxy coatings offering superior impact resistance, chemical shielding, and custom RAL matching.
Performance: 60–100 µm thickness, textured or smooth gloss
Zinc Plating & Passivation
ASTM B633 Type II/III (RoHS)
Precision Hardware & Flanges
Electroplated zinc with trivalent clear, yellow, or black chromate passivation providing self-healing corrosion resistance without changing thread fits.
Performance: 5–15 µm layer, zero dimensional thread interference
Automotive Quality & Verification Protocols
  • 1,000+ hr salt spray test rating (ASTM B117)
  • RoHS, REACH, and ISO 9001 certified processes
  • Automotive OEM tier-1 & tier-2 production ready
OEM ProductionTier-1 & Tier-2 Supply

Automotive quality standards

Engineered for demanding automotive OEM programs with verified process controls, complete traceability, and disciplined validation.

Automotive QMS
IATF 16949
IATF 16949 Compliant

Prevents defects and controls process variance across volume production runs.

Statistical process controls (SPC) and real-time capability monitoring on every critical dimension.

Part Approval
PPAP Level 3
PPAP Level 3 Qualified

Delivers full dimensional layouts, raw material test certs, and PSW approval.

Complete documentation packages submitted prior to serial production release.

Advanced Planning
APQP
APQP Process Implementation

Enforces structured product development timelines from prototype tooling to SOP.

DFM reviews, PFMEA risk analysis, and rigorous control plans aligned with program gates.

Quality System
ISO 9001:2015
ISO 9001:2015 Certified

Supports lot-level traceability, calibrated metrology, and repeatable fabrication.

Standardized operating procedures with complete optical CMM inspection records.

Need custom PPAP submissions or supplier audit packages?

Our quality engineering team coordinates directly with OEM procurement and supplier quality engineers (SQEs).

Contact quality team

Field Deployment

Application scenarios

From high-rate automated assembly lines to rugged outdoor energy storage, our automotive sheet metal fabrication capabilities deliver precise auto body panels, chassis or structural parts, and functional hardware components built to exact specification.

Automated sheet metal conveyor line in high-volume OEM factory
Contract Manufacturing
High-Volume OEM Assembly Lines

Precision stamped and formed chassis, sub-assemblies, and brackets tailored for automated conveyor integration with repeatable +/-0.2mm tolerances.

Sheet metal enclosure for electric vehicle fast charger unit
Clean Energy
EV Battery & Charging Infrastructure

NEMA 3R and 4X rated outdoor weather-resistant enclosures, internal structural trays, and busbar housings designed for thermal management.

Heavy gauge fabricated sheet metal vehicle frame components
Transportation
Commercial Vehicle Structural Components

Heavy-gauge laser-cut mounting plates, welded battery pack cradles, and cab frame reinforcements engineered for vibration resistance.

Robotic welding cell with custom fabricated safety enclosure
Smart Factory
Automated Robotic Production Cells

Modular robotic safety barriers, tooling mounts, sensor housings, and electrical distribution cabinets for continuous industrial operations.

Need custom sheet metal engineered for your product?

Send your CAD files or technical drawings for DFM feedback and unit pricing within 24 hours.

Request an engineering quote
Contract manufacturing

Why global automotive OEMs choose us

From single chassis brackets to multi-component battery enclosures, we combine precision tooling, automated production cells, and rigorous quality documentation to meet global supply chain requirements.

±0.05 mm precision
Tight tolerance control
Multi-axis CNC forming and laser cutting hold dimensional accuracy across complex geometries and multi-part brackets.
Precision sheet metal fabrication
Millions of units/year
High-volume OEM capacity
Automated panel bending, progressive stamping lines, and lean assembly cells built for continuous automotive supply chains.
Precision sheet metal fabrication
Automated verification
Robotic welding consistency
Standardized robotic MIG/TIG and spot welding ensure seam penetration, structural integrity, and clean cosmetic finishes.
Precision sheet metal fabrication
PPAP level 3 ready
Full traceability and documentation
Serialized component marking, raw material mill test reports (MTR), and automated CMM inspection logs for every batch.
Precision sheet metal fabrication
7-10 day pilot batches
Rapid prototyping to production
Dedicated DFM engineering team refines tooling layouts to move prototype designs into scalable series manufacturing without delays.

Related reading: DFM for sheet metal

Precision sheet metal fabrication
Low-defect focus
Automotive quality standards
In-process optical gauge checks, pull-test verification, and salt-spray corrosion tests to withstand demanding vehicle lifespans.
Precision sheet metal fabrication

Have an automotive RFQ or prototype drawing?

Our engineering team provides DFM feedback and pricing estimates within 24 hours.

Technical Reference

Automotive sheet metal parts FAQ

Clear specifications on tolerances, volume requirements, material traceability, and IATF 16949 compliance for tier-1 suppliers and OEM procurement teams.

Automotive Engineering Assurances
  • ISO 9001:2015 & IATF 16949 audit-ready documentation
  • Full PPAP Level 3 capability with CPK & CMM reports
  • DFM feedback within 24 hours of CAD upload

Need a custom technical review?

Send CAD drawings for precise tolerance validation.

Request Quote

We accommodate both rapid prototype batches starting at 1 to 5 units and full production volume runs of 100,000+ parts per year. Flexible tooling and automated CNC punching and fiber laser systems allow cost-effective short runs without requiring hard tooling investments upfront.

Related reading: sheet metal prototyping

Standard RFQ turnaround within 24 business hours
Capabilities

Related services

Expand your production line with integrated sheet metal manufacturing capabilities built for precision, scale, and global supply consistency.

Structural & Sealed
Welding Service
Precision TIG, MIG, and automated robotic spot welding for high-integrity structural assemblies and sealed enclosures.
High-Speed CNC
Automated Sheet Metal Punching
High-speed CNC turret punching delivering complex forming, countersinks, louvers, and perforated patterns with tight repeatability.
Turnkey Production
Metal Fabrication Services
Comprehensive custom fabrication from raw sheet to finished sub-assemblies, including bending, hardware insertion, and finishing.
Direct OEM Fabrication

Ready to build your automotive components?

Send your technical drawings and production targets to receive a comprehensive engineering review and quote from our manufacturing specialists.

Fast DFM feedback

Detailed manufacturability analysis within 24 business hours.

ISO 9001 certified quality

Rigorous CMM inspection, material certs, and PPAP Level 3 available.

Strict IP protection

Comprehensive NDA executed before any drawing exchange.

Need immediate engineering support?Contact support

Let's Build Together Form

Share your part specifications for a quick engineering estimate.