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CNC Machining for Aerospace

The extremely high level of precision needed within the aerospace industry makes CNC machining a suitable manufacturing process for the sector.

 

This article provides you with a complete guide to aerospace machining and its importance.

 

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Select from 30+ surface finishing options.

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Choose from 50+ metals and plastics for your project.

CNC Machining eBook

If you want to produce high-quality machined parts with a sleek appearance, it’s essential to consider some critical factors related to CNC machining. 

 

Here, we’ve gathered some basic information and important considerations to help you achieve the desired results.

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Instant Quote for Sheet Metal Fabrication and New Homepage

Exciting news from RapidDirect!  We’ve rolled out two exciting updates to enhance your manufacturing journey. 

  • Instant Quote for Sheet Metal Fabrication
  • A brand-new Homepage Experience

Stainless Steel

Introduction to Stainless Steel

stainless steel banner

Stainless steel is the low carbon steel that offers many properties that are sought after for industrial applications. Stainless steel typically contains a minimum of 10% chromium by weight.

 

The material properties associated with stainless steel have made it a popular metal within a broad range of industries, including construction, automotive, aerospace and more. Within these industries, Stainless steel is versatile and is an effective choice for many applications.

Information of Stainless Steel

FeaturesInfo
Subtypes

303, 304L, 316L, 410, 416, 440C, etc

Process

CNC machining, injection molding, sheet metal fabrication

Tolerance

With drawing: as low as +/- 0.005 mm No drawing: ISO 2768 medium

Applications

Industrial applications, fittings, fasteners, cookware, medical devices

Finishing Options

Black Oxide, Electropolishing, ENP, Media Blasting, Nickel Plating, Passivation, Powder Coating, Tumble Polishing, Zinc Plating

Available Stainless Steel Subtypes

Subtypes

Yield Strength

Elongation at Break

HardnessDensity

Maximum Temp

303 Stainless Steel35,000 psi42.5%Rockwell B950.29 lbs / cu. in.2550° F
304L Stainless Steel30,000 psi50%Rockwell B80 (medium)0.29 lbs / cu. in.1500° F
316L Stainless Steel30,000 psi39%Rockwell B950.29 lbs / cu. in.1500° F
410 Stainless Steel65,000 psi30%Rockwell B900.28 lbs / cu. in.1200° F
416 Stainless Steel75,000 psi22.5%Rockwell B800.28 lbs / cu. in.1200° F
440C Stainless Steel110,000 psi8%Rockwell C200.28 lbs / cu. in.800° F

 

Surface Finishes for Your Choosing

NameDescriptionMaterialsColorTextureLink
surface finish brushing
BrushingBrushing is a surface treatment process in which abrasive belts are used to draw traces on the surface of a material, usually for aesthetic purposes.ABS, Aluminum, Brass, Stainless Steel, Steeln/aStainLearn more
surface finish bead blast

Bead Blasting

Bead blasting results in parts with a smooth surface with a matte texture. Used mainly for visual applications and can be followed by other surface treatments.

ABS, Aluminum, Brass, Stainless Steel, Steel

n/aMatteLearn more
surface finish powder coating
Powder CoatingPowder coating is a type of coating that is applied as a free-flowing, dry powder. Unlike conventional liquid paint which is delivered via an evaporating solvent, powder coating is typically applied electrostatically and then cured under heat or with ultraviolet light.Aluminum

Black, any RAL code or Pantone number

Gloss or semi-gloss

Learn more
surface finish painting
PaintingPainting involves spraying a layer of paint onto the surface of the part. Colors can be matched to a Pantone color number of the customer’s choosing, while finishes range from matte to gloss to metallic.Aluminum, Stainless Steel, SteelCustomGloss, semi-gloss, flat, metallic, texturedLearn more
surface finish polishing
Polishing

Ranging from Ra 0.8~Ra0.1, polishing processes use an abrasive material to rub the part’s surface to make the shine more less shiny, depending on your requirements.

All materials

 n/a

Smooth, glossy finish

Learn more

Gallery of Stainless Steel Metal Parts

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