JIS SUS420J2 EN 1.4028 Hot Rolled Stainless Steel Slit Strip In Coil
JIS SUS420J2 EN 1.4028 Hot Rolled Stainless Steel Slit Strip In Coil
Stainless steel grade JIS SUS420J2 is medium-hardness martensitic grade.
Corrosion resistant in water and steam.
Applied for cutting utensils, surgical instruments, measuring tools, mechanical parts esp. subject to wear.
Chemical composition ( % weight )
| Grade | C | Si | Mn | Cr |
| JIS SUS420J2, EN 1.4028, DIN X30Cr13, AISI 420B | 0.26~0.35 | 1.00 max | 1.00 max. | 12.00~14.00 |
Applications
Cutting utensils and surgical instruments, Measuring tools, Mechanical parts especially
in wear resistant applications, Springs, Printing industry...
Heat treatment
Annealing
Annealing of this material can be performed by heating uniformly to 840 - 900°C (1544 - 1652°F)
and held until the temperature is uniform throughout the section.
Soaking and cooling is required.
Hardening
Stainless steel grade 420J2 can be hardened by heating 950 - 1020°C (1742 - 1868°F)
and held until temperature is uniform throughout the section.
This should be followed by quenching in oil or air cooling.
Tempering
Tempering should be done when it is slightly warm.
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