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CNC Machining in Stainless Steel

Stainless Steel is a versatile and durable material known for its corrosion resistance, strength, and aesthetic appeal.

CNC machining materials

Advantages of Stainless Steel

Stainless Steel is a corrosion-resistant alloy. Its resistance to rust and staining makes it highly versatile for applications in numerous industries, such as construction, kitchenware, medical equipment, and aerospace.

Key Features
High Corrosion Resistance
High Tensile Strength and Durability
Easy to Process
Recyclability

Available Stainless Steel Specifications

The following table shows common stainless steel alloys. If you have any other alloy requirements, please contact us.

Stainless Steel 303

Tensile Strength
Elongation at Break
Hardness
Density

89,900 PSI

50%

Rockwell B95

0.289 lb/in³
(8.00 g/cm³)

Stainless Steel 304

Tensile Strength
Elongation at Break
Hardness
Density

73,200 PSI

70%

Rockwell B82

0.289 lb/in³
(8.00 g/cm³)

Stainless Steel 316/316L

Tensile Strength
Elongation at Break
Hardness
Density

84,000 PSI

50%

Rockwell B95

0.289 lb/in³
(7.99 g/cm³)

Stainless Steel 410

Tensile Strength
Elongation at Break
Hardness
Density

221,000 PSI

14.5%

Rockwell B85

0.282 lb/in³
(7.80 g/cm³)

Stainless Steel 416

Tensile Strength
Elongation at Break
Hardness
Density

107,000 – 190,000 PSI

9-20%

Rockwell B80

0.282 lb/in³
(7.80 g/cm³)

Stainless Steel 420

Tensile Strength
Elongation at Break
Hardness
Density

24,700 – 264,000 PSI

9-36%

Rockwell B88

0.282 lb/in³
(7.80 g/cm³)

Stainless Steel 430

Tensile Strength
Elongation at Break
Hardness
Density

70,100 PSI

25%

Rockwell B89

0.280 lb/in³
(7.74 g/cm³)

Stainless Steel 440C

Tensile Strength
Elongation at Break
Hardness
Density

254,000 PSI

2-14%

Rockwell C20

0.282 lb/in³
(7.80 g/cm³)

Stainless Steel 630 (17-4PH) Solution

Tensile Strength
Elongation at Break
Hardness
Density

160,000 PSI

5%

Rockwell C35

0.281 lb/in³
(7.78 g/cm³)

Stainless Steel 630 (17-4PH) H900

Tensile Strength
Elongation at Break
Hardness
Density

197,000 – 203,000 PSI

10-12%

Rockwell C38 – C42

0.280 lb/in³
(7.75 g/cm³)

Stainless Steel 630 (17-4PH) H1150

Tensile Strength
Elongation at Break
Hardness
Density

168,000 – 197,000 PSI

11-13%

Rockwell C28 – C38

0.280 lb/in³
(7.75 g/cm³)

Stainless Steel Surface Finishes

The following table shows common surface finishes for stainless steel.

Bead Blast

Black Oxide

Electropolish

Heat Treat

Electroless Nickel Plating

Passivate

Polishing

Zinc Plating

Gold Plating

Silver Plating

Powder Coating

Stainless Steel FAQs