And the datasheet shows that the toughness of m398 is only about a third. Comparing with other bohler steels, you can see that the toughness of m398 is quite low. Left hand side of is minimum value right hand side of is maximum value. Our customers are what drives us to give our best every day. M390 features very high wear and corrosion resistance. Seems benchmade is coming out with a new framelock with m390 and they are. M390 itself is a little less tough than k390, which is a high wear resistance nonstainless steel comparable to cpm 10v. New steel bohler m398 the new king of edge retention. It is made in europe, the closest thing bohler stocks in the us is called elmax both steels use bohler s 3rd generation pm process. E71t1c1m base materials st 34 st 60, a36, a516 gr 70 din stwtt st e 2636. Due to its alloying concept this steel offers extremely high wear. Although it can be hardened to 64 hrc, the recommended hardness range is 58 62 hrc.
Several knife manufacturers have been using m390 including kershaw and benchmade who both use it quite extensively. Bohler k390 microclean is quite simply the powder metallurgical cold work tool steel with the best properties for cold work applications currently available from bohler. Bohleruddeholm m390 knife steel composition analysis graph. Torque value based on 75% of proof load and finish as recieved steel notes. This steel was developed to meet the high demands required of the wear resistance and compressive strength in cutting, blanking and punching applications. Datasheet search engine for electronic components and semiconductors. And the datasheet shows that the toughness of m398 is only about a third of m390, though at somewhat higher hardness. Bohler m390 microclean is a martensitic chromium steel produced with powder metallurgy.
I just looked at the datasheets of both the duratech 20cv and the bohler m390. M390 datasheet, m390 pdf, m390 data sheet, m390 manual, m390 pdf, m390, datenblatt, electronics m390, alldatasheet, free, datasheet, datasheets, data sheet, datas. Bohler m390 microclean ist ein pulverme tallurgisch. Bohler m390 microclean is a martensitic chromium steel produced with. Bohler calls it microclean and it can be polished to a true mirror. Express written agreement is required in each individual case as a guarantee of suitability. Chemische zusammensetzung anhaltswerte in % chemical composition average %. Analysis of the new bohler m398 steel including its microstructure, wear. This is a modification of their older pm stainless m390 which was released in the late 1980s. Fine grained alloy, popular choice for high end folders and small fixed blades. Another benefit that isnt mentioned is that it is much cleaner than cpm 154. Although it can be hardened to 64 hrc, the recommended hardness range is 5862 hrc.
These two steels are practically identical in composition. Providing unique specialty steels for todays plastic mold tooling ler m s a intr t grades. M390 microclean voestalpine bohler spain aceros bohler. The formation of corrosive sulfurous degradation products during processing of pes significantly increases the load on the tool.