Stainless Steel 420 Tube
TouLian 420 SS tube(surgical steel) is a high-carbon martensitic SS alloy. It is a higher modification of SS 410. 420 SS alloy can be hardened by heat treatment and easily machined.
- Standards: GB, ASTM, EN, DIN
- Type: ERW, Seamless, Fabricated, Welded
- Form: Square, Round, U-shape, Hydraulic
- Melting Point: 2649°F – 2750°F
- Annealing temp: 1550°F-1650°F
Your #1 420 SS Pipe Manufacturer in China
TouLian produces stainless steel alloy 420 composed of materials with excellent features. You can use this tube for the pharmaceutical, chemical, and mechanical industries. Alkali, gasoline, and acid do not affect its performance.
Our SS 420 alloy is ideal for creating cams, shafts, pump parts, and dental and surgical instruments. It is suitable for low- to high-temperature uses. We can customize the length, forms, thickness, and type. You can also choose the surface finish and OD size.
For more details, contact us now!
Why Choose Our 420 Stainless Steel Alloy
Great ductility in the annealed condition
Provides good corrosion resistance when hardened
Good thermal conductivity
Excellent strength and hardness
Smooth surface finish
Offers excellent polishability

Temperature (°C) | Elongation | Strength(Mpa) | Yield Strength(Mpa) | Impact Range | Hardness Brinell |
204 | 12% | 1600 | 1360 | 20 | 241 |
316 | 14% | 1580 | 1365 | 19 | 444 |
427 | 10% | 1620 | 1420 | # | 444 |
Annealed | 25% | 655 | 345 | – | 461 |
538 | 15% | 1305 | 1095 | # | 375 |
593 | 18% | 1035 | 810 | 22 | 302 |
650 | 20% | 895 | 680 | 42 | 262 |
Elastic Modulus | Density | Specific Heat 0-100°C | Electrical Resistivity | Conductivity
(W/m.K) |
|
200 GPa |
7750 kg/m³ |
460 J/kg.K |
550 nW.m |
100 Degree C | 500 Degree C |
24.9 | – |
Chromium | Sulfur | Phosphorous | Silicon | Manganese | Carbon |
12%-14% | 0.03% | 0.04% | 1.00% | 1.00% | 0.15% |