Metal Mechanical Properties
Here, you will find the mechanical properties of metals used in CNC machined parts, including aluminum, stainless steel, rigid aluminum, brass, lead brass, nickel, zinc, titanium alloy, and tungsten.
Table of Mechanical Properties of Ferrous Materials
| Material | Grade | Material Status |
Shear Strength τ(MPa) |
Tensile Strength σb(MPa) |
Elongation σs(%) |
Yield Strength δ(MPa) |
Elastic Modulus Е(MPa) |
|---|---|---|---|---|---|---|---|
| Stainless steel | 1Cr13 | annealed | 320~380 | 400~470 | 21 | 420 | 210000 |
| 2Cr13 | 320~400 | 400~500 | 20 | 450 | 210000 | ||
| 3Cr13 | 400~480 | 500~600 | 18 | 480 | 210000 | ||
| 4Cr13 | 400~480 | 500~600 | 15 | 500 | 210000 | ||
| 1Cr18Ni19 2Cr18Ni19 |
heat-treated | 460~520 | 580~640 | 35 | 200 | 200000 | |
| rolled, cold-hardened | 800~880 | 1000~1100 | 38 | 220 | 200000 | ||
| 1Cr18Ni9Ti | Heat-treated softened | 430~550 | 540~700 | 40 | 200 | 200000 |
Shear Strength Table of Steel When Heated
| Steel Grade | Heating temperature °C | |||||
|---|---|---|---|---|---|---|
| 200 | 500 | 600 | 700 | 800 | 900 | |
| Q195, Q215, 08, 15 | 360 | 320 | 200 | 110 | 60 | 30 |
| Q235, Q255, 20, 25 | 450 | 450 | 240 | 130 | 90 | 60 |
| Q275, 30, 35 | 530 | 520 | 330 | 160 | 90 | 70 |
| 40, 45, 50 | 600 | 580 | 380 | 190 | 90 | 70 |
Note: The value of the shear strength of the material should be taken at the stamping temperature, which is usually 150~200°C lower than the heating temperature.
Table of Mechanical Properties of Non-Ferrous Metals
| Material | Grade | Material Status | Shear Strength τ(MPa) | Tensile Strength σb(MPa) | Elongation σs (%) |
Yield Strength δ (MPa) |
Elastic Modulus Е (MPa) |
|---|---|---|---|---|---|---|---|
| Aluminum | 1070A,1050A 1200 | Annealed | 80 | 75～110 | 25 | 50～80 | 72000 |
| Cold hardened | 100 | 120～150 | 4 | 120～240 | |||
| Rigid aluminum | 2Al12 | Annealed | 105～150 | 150～215 | 12 | — | — |
| Hardened with natural aging | 280～310 | 400～440 | 15 | 368 | 72000 | ||
| Cold hardened after hardening | 280～320 | 400～460 | 10 | 340 | |||
| Brass | H62 | Soft | 260 | 300 | 35 | 380 | 100000 |
| Semi-hard | 300 | 380 | 20 | 200 | — | ||
| Hard | 420 | 420 | 10 | 480 | — | ||
| Brass | H68 | Soft | 240 | 300 | 40 | 100 | 110000 |
| Semi-hard | 280 | 350 | 25 | — | |||
| Hard | 400 | 400 | 15 | 250 | 115000 | ||
| Lead brass | HPb59-1 | Soft | 300 | 350 | 25 | 142 | 93000 |
| Hard | 400 | 450 | 5 | 420 | 105000 | ||
| Nickel | Ni-3～Ni-5 | Soft | 350 | 400 | 35 | 70 | — |
| Hard | 470 | 550 | 2 | 210 | 210000～230000 | ||
| Zinc | Zn-3～Zn-6 | — | 120～200 | 140～230 | 40 | 75 | 80000～130000 |
| Titanium alloy | TA2 | Annealed | 360～480 | 450～600 | 25～30 | — | — |
| TA3 | 440～600 | 550～750 | 20～25 | ||||
| TA5 | 640～680 | 800～850 | 15 | 800～900 | 104000 | ||
| Tungsten | — | Annealed | — | 720 | 0 | 700 | 312000 |
| Un-annealed | — | 1491 | 1～4 | 800 | 380000 |