420 Stainless Steel Round Bar
Product Name: 420 Stainless Steel Round Bar
Steel Grade: 420 (400 series martensitic stainless steel)
Raw Material: 420 stainless steel
Surface treatment: Black surface / Smooth / Bright finish
Form: Solid round bar
Size: customized
OEM: accept
Diameter: 8mm-300mm
Processing: Hot rolled or machined as required
Product Details
420 Stainless Steel Round Bar Specification
The 420 stainless steel round bar is a martensitic stainless steel product known for high hardness, good wear resistance, and moderate corrosion resistance. It is supplied as a solid round bar with customized sizes and diameters from 8 mm to 300 mm, suitable for machining and heat-treated applications. Common surface conditions include hot rolled (black), smooth turned, or bright finish depending on processing requirements. OEM orders are accepted.
| 8 | 25 | 45 | 90 | 140 | 195 |
| 10 | 27 | 48 | 95 | 145 | 200 |
| 12 | 28 | 50 | 100 | 150 | 210 |
| 14 | 30 | 55 | 105 | 155 | 220 |
| 15 | 32 | 60 | 110 | 160 | 230 |
| 16 | 35 | 65 | 115 | 165 | 240 |
| 18 | 36 | 70 | 120 | 170 | 250 |
| 20 | 38 | 75 | 125 | 180 | 260 |
| 22 | 40 | 80 | 130 | 185 | 270 |
| 24 | 42 | 85 | 135 | 190 | 280 |
420 Stainless Steel Round Bar Application
420 stainless steel round bars are widely used for parts requiring high hardness, wear resistance, and strength, such as:
Precision machinery components
Bearings and shafts
Cutting tools and industrial knives
Mechanical parts for electrical and transport equipment
Components exposed to steam, water, or mild corrosive environments
After heat treatment, 420 stainless steel offers improved hardness and durability, making it suitable for wear-resistant industrial applications.