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Engineering Process Selection
OEM // ODM // Since 2001

Custom Metal Forming Services for OEM Parts

NBFEIYU helps OEM customers choose the most suitable manufacturing process based on product geometry, material, tolerance, annual production volume, and cost targets.

We do not just manufacture your parts. Our engineering team evaluates multiple manufacturing routes before quotation to improve quality, reduce total production cost, and lower sourcing risk.

20
Production Lines
23+
Years OEM Experience
IATF
Quality Requirements
DFM
Engineering Review
// Core Value

Not Sure Which Manufacturing Process Is Best for Your Part?

Many OEM buyers are not sure whether a part should be machined, cast, forged, stamped, extruded, fabricated, or formed from sheet metal.

We don't just manufacture your parts — we help you choose the right manufacturing process.

At NBFEIYU, our engineering team reviews product structure, material, tolerance, annual volume, surface finish, assembly requirements, and cost target before recommending the most suitable manufacturing process.

Product Structure Analysis

We review geometry, wall thickness, undercuts, holes, threads, assembly features, and functional surfaces.

Manufacturing Process Comparison

We compare casting, forging, extrusion, sheet metal forming, stamping, CNC machining, welding, and fabrication.

Cost Optimization

We reduce total cost by balancing volume, tooling cost, material usage, machining time, and finishing requirements.

Quality Control

We select manufacturing routes that support dimensional stability, mechanical strength, surface consistency, and repeatability.

One-Stop Manufacturing

We combine forming, CNC machining, welding, surface treatment, assembly, inspection, and export packaging under one supplier workflow.

// Engineering Review

How Our Engineering Review Works

Before quotation, our engineering team reviews whether your part can be manufactured more efficiently through an alternative process or an integrated manufacturing route.

01

Upload Drawings

02

Engineering Review

03

Compare Processes

04

Recommend Solution

05

Cost Optimization

06

Prototype or Production

// Cost Optimization

How Engineering Review Helps Reduce Cost

A small process change before quotation can reduce machining time, tooling risk, welding work, or finishing failure during mass production.

Customer RequestEngineering RecommendationBenefit
CNC machining from solid stockInvestment casting + finish machiningReduce machining time and material waste
Welded assemblyExtrusion or formed structureReduce welding and improve consistency
Low-volume prototypeCNC machiningAvoid tooling cost and support design changes
High-volume bracketProgressive die stampingLower unit cost and improve repeatability
Outdoor steel componentSand blasting + powder coatingImprove coating adhesion and durability
// Quick Definition

What Is Metal Forming?

Metal forming shapes metal into useful parts through processes such as casting, forging, extrusion, bending, stamping, rolling, and tube forming.

Compared with CNC machining, metal forming can reduce material waste and lower unit cost for suitable parts. For OEM projects, the best route depends on product geometry, material, tolerance, strength requirement, annual quantity, tooling investment, and final application.

Deep drawing and formed metal parts for OEM manufacturing

Visual reference: formed metal components and production route review

// Decision Guide

Which Manufacturing Process Is Right for Your Part?

Use this table as a quick first reference. Final process selection should still be reviewed against drawings, materials, tolerance, annual volume, and cost target.

Product RequirementRecommended Process
Complex geometry or internal cavityInvestment Casting
High mechanical strengthForging
Long constant cross-sectionExtrusion
Thin-wall sheet metal componentsSheet Metal Forming
High-volume flat partsMetal Stamping
Precision features or tight toleranceCNC Machining
Large structural assembliesFabrication + Welding
Tube structure or curved tubeTube Forming
Decorative or corrosion-resistant finishSurface Treatment
// Process Routes

Available Manufacturing Processes

This section helps buyers compare process routes. Each card is intentionally concise; detailed specifications belong on the dedicated capability pages.

Investment Casting+
Best For

Complex geometry, internal cavities, near-net-shape parts.

Advantages

Design flexibility, less machining, good dimensional consistency.

Typical Materials

Stainless steel, carbon steel, aluminum, brass.

Typical Products

Valve bodies, pump components, marine hardware.

Things To Consider

Tooling cost and casting tolerance should be reviewed.

Related Services

CNC Machining, Surface Treatment, Quality Control

View Related Page
Forging+
Best For

High-strength parts, heavy-load applications, fatigue resistance.

Advantages

Strong mechanical properties, grain flow, long service life.

Typical Materials

Carbon steel, alloy steel, stainless steel, aluminum.

Typical Products

Shafts, flanges, gears, heavy equipment parts.

Things To Consider

More suitable for medium to high production volumes.

Related Services

CNC Machining, Heat Treatment, Surface Treatment

View Related Page
Extrusion+
Best For

Long constant profiles, aluminum housings, heat sinks.

Advantages

Low material waste, high efficiency, consistent profiles.

Typical Materials

Aluminum, brass, copper.

Typical Products

Housings, rails, heat sinks, structural profiles.

Things To Consider

Best when the cross-section stays consistent.

Related Services

Cutting, CNC Machining, Anodizing, Powder Coating

View Related Page
Sheet Metal Forming+
Best For

Enclosures, covers, brackets, cabinets, panels.

Advantages

Fast production, lower tooling cost, easy to combine with welding.

Typical Materials

Carbon steel, stainless steel, aluminum, galvanized steel.

Typical Products

Enclosures, covers, mounting plates, panels.

Things To Consider

Bend radius, hole position, and flatness must be reviewed.

Related Services

Laser Cutting, Bending, Welding, Powder Coating

View Related Page
Tube Forming+
Best For

Tube frames, curved tubes, handrails, equipment structures.

Advantages

Fewer welding joints, better appearance, repeatable tube geometry.

Typical Materials

Carbon steel tube, stainless steel tube, aluminum tube.

Typical Products

Tube frames, rails, handles, support structures.

Things To Consider

Bend radius, wall thickness, and deformation control matter.

Related Services

Tube Cutting, Welding, Surface Treatment

View Related Page
Metal Stamping+
Best For

High-volume flat or formed metal parts.

Advantages

Lowest unit cost at volume, fast production, stable repeatability.

Typical Materials

Carbon steel, stainless steel, aluminum, brass.

Typical Products

Brackets, clips, plates, covers, washers.

Things To Consider

Tooling investment should match annual volume.

Related Services

Progressive Die Stamping, Punching, Deep Drawing

View Related Page
CNC Machining+
Best For

Tight tolerances, prototypes, precision features after forming.

Advantages

High precision, flexible changes, no forming tooling required.

Typical Materials

Aluminum, steel, stainless steel, brass, copper.

Typical Products

Shafts, housings, blocks, threaded parts.

Things To Consider

Full machining from solid can increase cost at high volume.

Related Services

Turning, Milling, Grinding, Surface Treatment

View Related Page
Fabrication + Welding+
Best For

Large structures, frames, supports, and assemblies.

Advantages

Flexible size, assembly-friendly, suitable for welded structures.

Typical Materials

Carbon steel, stainless steel, aluminum.

Typical Products

Frames, brackets, equipment bases, welded assemblies.

Things To Consider

Fixture design and distortion control should be reviewed.

Related Services

Laser Cutting, Welding, Surface Treatment, Assembly

View Related Page
// OEM Products

Typical OEM Metal Formed Parts

Mounting brackets
Steel frames
Machine bases
Pump components
Valve bodies
Aluminum housings
Heat sinks
Structural supports
Automotive components
Marine hardware
Equipment covers
Electrical enclosures
Tube frames
Sheet metal cabinets
Stamped plates
// Integrated Workflow

Integrated Manufacturing Workflow

NBFEIYU can support formed parts with secondary machining, welding, assembly, surface treatment, quality inspection, and export packaging.

01
Customer Drawing
02
Engineering Evaluation
03
Material Selection
04
Process Selection
05
Metal Forming
06
CNC Machining
07
Welding or Assembly
08
Surface Treatment
09
Quality Inspection
10
Packaging
11
Delivery
// Quality Control

Quality Control for Metal Formed Parts

Quality control begins before production. Our team reviews drawings, materials, tooling requirements, dimensional tolerances, and finishing requirements to reduce manufacturing risk.

Quality engineer inspecting custom metal parts before shipment
Incoming material inspection
Tooling inspection
First article inspection
In-process dimensional inspection
CMM inspection when required
Flatness inspection
Bend angle inspection
Surface inspection
Final inspection before shipment
// Industries

Industries We Serve

Industrial Equipment

Formed and machined metal parts for machinery, automation, and equipment systems.

Construction Equipment

Heavy-duty frames, brackets, supports, and structural components.

Automotive and Trailer

Stamped, machined, welded, and surface-treated metal components.

Marine Hardware

Stainless steel, aluminum, and coated parts for corrosion-resistant applications.

Agricultural Machinery

Durable metal parts for outdoor and heavy-duty operating conditions.

Energy and Power

Metal components for power equipment, supports, housings, and mounting systems.

Electrical and Telecom

Sheet metal enclosures, panels, brackets, and equipment cabinets.

Fire Protection Equipment

Precision metal components for fire safety and building systems.

// Why NBFEIYU

Why Choose NBFEIYU for Metal Forming?

NBFEIYU factory production area for OEM metal parts
Engineering review before quotation
Manufacturing process recommendation
DFM support for OEM projects
Cost optimization based on structure and volume
Multiple processes under one supplier
CNC machining, welding, finishing and assembly support
Quality inspection before shipment
Export experience for North American and European customers
OEM manufacturing experience since 2001
// FAQ

Metal Forming FAQ

What is metal forming?+
Metal forming shapes metal into parts through casting, forging, extrusion, stamping, bending, rolling, tube forming, and related manufacturing methods.
How do I choose the right manufacturing process?+
The best process depends on product geometry, material, tolerance, strength requirement, annual volume, tooling budget, surface finish, and final application.
Can NBFEIYU recommend a better manufacturing process?+
Yes. Our engineering team reviews drawings and may recommend a more cost-effective manufacturing route based on structure, quantity, quality requirements, and cost target.
What is the difference between metal forming and CNC machining?+
Metal forming shapes material into the desired form, while CNC machining removes material to create precision features. Many OEM parts use both processes together.
Can formed parts be machined afterward?+
Yes. Cast, forged, stamped, extruded, or formed parts can be CNC machined afterward to achieve critical dimensions, threads, or functional surfaces.
Can formed parts be welded?+
Yes. Many formed parts can be welded into larger assemblies, frames, brackets, machine bases, and equipment structures.
Can formed parts receive surface treatment?+
Yes. Formed parts can be powder coated, painted, anodized, plated, polished, sand blasted, or laser marked depending on material and application.
Can you support both prototypes and mass production?+
Yes. CNC machining is often suitable for prototypes or low-volume projects, while stamping, casting, forging, or extrusion may be better for production volumes.
What files should I send for engineering review?+
Please send 2D drawings, 3D CAD files, material grade, tolerance requirements, annual volume, surface finish, assembly requirements, and application environment.
How can manufacturing cost be reduced?+
Cost can often be reduced by selecting a better process, reducing unnecessary machining, optimizing material usage, simplifying assembly, and choosing the right tooling strategy.
// Engineering Review CTA

Upload Your Drawing for a Free Engineering Review

Send us your drawings and our engineering team will evaluate your design, compare different manufacturing options, and recommend the best solution for cost, quality, performance, and lead time.

Manufacturing process recommendation
DFM review
Alternative process comparison
Cost optimization suggestions
Lead time evaluation
Quality risk assessment
Quotation