420MOD / DIN 1.4123
420MOD is a high nitrogen martensitic stainless steel that combines the hardness of 440C with the corrosion resistance of 630 stainless steel,while also having much better toughness than conventional martensitic stainless steel. The heat treatment hardness of this material can reach 59HRC.
Chemical composition(Typical value%)
|
C |
Cr |
Mo |
V |
N |
|---|---|---|---|---|
|
0.37-0.45 |
15-16.5 |
1.5-1.9 |
0.2-0.4 |
+ |
Performance comparison
Performance and characteristics
High hardness and high wear resistance
Excellent corrosion resistance
Excellent contact fatigue resistance
Good high-temperature resistance
Excellent polishability
Stock size
Round bar Diameter Φ6.2-Φ150mm
Sheet Thickness 0.57~12.9mm
Block Thickness 180-300mm
Recommended applications
Steel needle scissors, bone biting pliers, chisels, scrapers, cutters, bone cutting pliers,scissors,biting pliers,dissecting knives,skin samplers, nasal turbinates, bone chisels,reamers,clamps, bone spurs, perforators, retractors,skin hooks, needles,insertion plates, plastic surgery instruments,drills,dilators,clamps,screwdrivers.
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