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

Mechanical Properties (420 Grade SS)
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


Physical Properties (Annealed Condition)
Elastic Modulus Density Specific Heat 0-100°C Electrical Resistivity Conductivity



200 GPa


7750 kg/m³


460 J/kg.K


550 nW.m

100 Degree C 500 Degree C
Chemical Composition
Chromium Sulfur Phosphorous Silicon Manganese Carbon
12%-14% 0.03%  0.04% 1.00% 1.00%  0.15%

Related Material

Choose the stainless steel grade you need, for any use, Tuolian always gives you the best solution.

One Stop Stainless Steel Supply.

Whether you need stainless steel materials for your business or fabrication projects, TuoLian is your best supplier. You can find all types, grades, and thicknesses based on your needs. Guaranteed that we provide the best quality at a reasonable cost.
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