ASTM420
Specifications
Stainless steel ASTM4201.Hardended hardness:HRC=31~35
2.Annealing,Hardness:HBS=229
1.Chemical Composition
Standard |
Steel Grade |
C |
Si |
Mn |
P |
S |
Cr |
DIN |
1.2083 |
0.38-0.45 |
≤1.00 |
≤1.00 |
0.030 |
0.030 |
12.00-13.50 |
2.Demensions
round bar |
diameter(mm) |
length(mm) |
|
14~500 |
2000~5700 |
|
|
plate |
thichkness(mm) |
width(mm) |
length(mm) |
15~500 |
50~1200 |
2000~5700 |
3. Annealed Hardness
HBS≤225 |
4. Process of Production
EAF+LF+VD+ESR+Forged or hot rolled+Heat Treatment(optional) |
5. Condition of Surface
black |
rough machined |
turned /milled |
6. Inspection
Ultrosonic test, according to SEP1921 D/d or as your requirements |
7. Quality Guarantee
Supply MTC. or third party inspection. |
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