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CNC Machining in Stainless Steel

Designed for machining, corrosion-resistant, and durable, high tensile strength, corrosion and temperature resistant.Stainless steel alloys for electronic hardware, automotive, aerospace, medical instruments, and many other applications.

CNC Machining Stainless Steel parts

Available Stainless Steel Materials

CNC machining produces parts with excellent mechanical properties, accuracy and repeatability from metal and plastic. 3-axis & 5-axis CNC milling available.

Custom CNC Machining for Stainless Steel

Stainless steel is strong, resistant to corrosion, easy to clean and sterilize, and resistant to extreme temperatures. Our CNC machining services let you make custom stainless steel parts for many industries, including energy, medical technology, agriculture, industrial automation, machinery, robotics, and construction. We can machine your parts from a CAD file or technical drawing. This makes the steel harder and more corrosion-resistant.

CNC Machining Stainless Steel parts

Material Properties of Stainless Steel for CNC Machining

Jingbang has been engaged in CNC machining industry for 13 years, more than 50 kinds of metal and plastic materials have a wealth of machining experience, the following materials are commonly used in our production of stainless steel materials

Stainless Steel 303

Chemical Composition

C %Si %Mn %P %S %Cr %Ni %Mo %
≤0.15≤1.00≤2.00≤0.20≤0.1517.00-19.008.00-10.00≤0.6

Mechanical Properties

Tensile strength (MPa)Conditional yield strength (MPa)Elongation (%)Hardness
≥520≥205≥40HB≤187HB; HRC≤90HRB; HV≤200HV

Chemical Composition

C %Si %Mn %P %S %Cr %Ni %
≤0.08≤0.03≤2.00≤0.45≤0.0318.0–20.08.0-11.0

Mechanical Properties

Tensile strength (MPa)Conditional yield strength (MPa)Elongation (%)Hardness
≥515-1035≥205≥40≤201HBW; ≤92HRB; ≤210HV

Chemical Composition

C %Si %Mn %P %S %Cr %Ni %Mo %
≤0.08≤1.00≤2.00≤0.045≤0.0316.00-18.0010.00-14.002.00-3.00

Mechanical Properties

Tensile strength (MPa)Conditional yield strength (MPa)Elongation (%)Reduction of area (%)
≥620≥310≥30≥40

Chemical Composition

C %Si %Mn %P %S %Cr %Ni %Mo %
0.16-0.25≤1.00≤1.00≤0.04≤0.0312.00-14.00≤0.75

Mechanical Properties

Tensile strength (MPa)Conditional yield strength (MPa)Elongation (%)Hardness
≥635≥440≥20annealing, ≤223HB; quenching and tempering, ≥192HB

Chemical Composition

C %Si %Mn %P %S %Cr %Ni %Mo %
≤0.12≤0.75≤1.00≤0.04≤0.0316.00-18.00≤0.6

Mechanical Properties

DensityMelting pointExpansion coefficientYoung’s modulus
7.75g/cm³1427℃mm/℃(at 20-100℃)kN/mm²

Chemical Composition

C %Si %Mn %P %S %Cr %Ni %Mo %
0.95-1.20≤1.00≤1.00≤0.035≤0.0316.00-18.00≤0.6

Mechanical Properties

Tensile strength (MPa)Internal stress (MPa)Quenching and temperingHardness
≥560≥250≥58HRCAnnealed, ≤269HB

Chemical Composition

C %Si %Mn %P %S %Cr %Ni %Cu %
≤0.07≤1.00≤1.00≤0.04≤0.0315.5-17.53.00-5.003.00-5.00

Mechanical Properties

Tensile strength (MPa)Conditional yield strength (MPa)Elongation (%)Reduction of area (%)
aging at 480℃aging at 480°Caging at 480°Caging at 480°C

If your project requires other materials, please Contact us, material-related data and suitability assessment for your project will be sent to you promptly.

precision machining aerospace

Stainless Steel Machining Applications

CNC machining of stainless steel is used to produce a variety of parts in the medical industry, robotics, food and beverage industry, aerospace, and any industry that requires high-strength applications.

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Learn all about our full range of rapid prototyping and CNC machining services—contact Jingbang today. With a team of experienced engineers, we are ready to provide expert guidance and support at every step. Reach out for a free quote within 24 hours and enjoy a DFM analysis within 48 hours. 

Hardness (Brinell)Density (g/cm^3)Tensile Strength(MPa)Fatigue Strength (MPa)
Aluminum 6061602.68193117
Aluminum 6063732.721468.9
Aluminum 70501472.83490160
Aluminum 7075(Aerospace Grade)1502.81503159
Aluminum MIC-6652.7105N/A
Aluminum 5052602.68193117
Hardness (Brinell)Density (g/cm^3)Tensile Strength(MPa)Fatigue Strength (MPa)
Copper 10165 - 908.89 - 8.9469 - 36576 - 90
Copper C11065 - 908.8969 - 36576 - 90
Copper C17280 - 858.25515 - 585275
Copper C26060 - 828.53103 - 44190
Copper C36063-1308.49124-310138
Brass CZ12190 - 1608.47360 - 500220 - 360
Brass CZ13170 - 1408.5340 - 480200 - 350
Hardness (Brinell)Density (g/cm^3)Tensile Strength(MPa)Modulus of Elasticity (GPa)Elongation at Break(%)
Stainless Steel 17-73887.812752046
Stainless Steel 3012178.0320521240
Stainless Steel 3031608.0324020050
Stainless Steel 3161878.0320519340
Stainless Steel 3322008.0329419644
Stainless Steel 4163607.89622009.5
Stainless Steel 4205067.8104020011.5
Stainless Steel 440C495 - 6537.8450 - 1900204 - 2152.0 - 14
Hardness(Shore D)Density (g/cm^3)Modulus of Elasticity (GPa)Tensile Strength(MPa)Elongation at Break(%)
HDPE50 - 760.92 - 0.990.565 - 1.511 - 433 - 80
UHMW-PE54 - 1200.8 - 1.80.3 - 1.111.6 - 403.5 - 800
PVC801.16 - 1.651.82 - 7.033.45 - 73.12 - 330
ABS/Nylon Blend641.04 - 1.210.9 - 5.327 - 1003.1 - 230
Acrylic600.7 - 1.30.95 - 3.7925 - 851 - 85
Nylon 6676 - 881.02 - 2.70.6 - 2510 - 981 - 300
PTFE11 - 700.7 - 3.350.392 - 0.750.86 - 41.470 - 650
PEEK62 - 941.26 - 1.722.14 - 2411 - 1251.7 - 100
POM-H811.423.27530
POM-C791.412.86740
Hardness (Brinell)Density (g/cm^3)Tensile Strength(MPa)Modulus of Elasticity (GPa)Elongation at Break(%)
Titanium(Grade 1)1204.5170 - 31010324
Titanium(Grade 2)2004.51276 - 44810320
Titanium(Grade 4)2654.51480 - 65510515
Ti-6Al-4V(Grade 5)3794.43110011410
Bronze11.6 - 4205.6 - 1469 - 80072.4 - 1380 - 70
Zinc Alloy (Zamak 5)916.720870 - 1007
Steel Alloy AISI 43403887.8597220012.1
Nickel Alloy175 - 2408.44414 - 75820716