High speed steel cpm 9v steel cpm 9v technical data. Both d2 and cpm cruwear contain carbides for wear resistance, but cpm cruwear has more vanadium carbides than d2. The steel with the highest slicing edge retention has the maximum amount of vanadium carbide and it is heat treated to a high hardness. The impact toughness is enhanced by the fine grain size, small carbides, and superior cleanliness of the powder. Jul 14, 2017 the results show you a2s potential more than 3v s weakness because the grinds are different. Cpm steel utilizes and expensive and complex manufacturing process that provides a more even distribution of carbides. The grain size of cpm 3v seems to go down to 2 microns or so, which although is very small, is larger than the grain size of forged high carbon steel. Cpm 15v also offers an alternative to solid carbide where. Cpm 3v offers the highest impact toughness of any tool steel with this range of wear resistance.
Cpm 3v tool steel comparagraph typical applications mechanical properties physical properties machinability surface treatments the machinability of crucible s7 as annealed is about 75% of w1 tool steel. Cpm 3v is an airhardening, powder metal tool steel with a unique chemical composition that results in tooling with an outstanding combination of properties. The cpm microstructure gives 3v its high impact toughness which approaches that of the shockresistant tool steels. However, the higher alloy content steels such as m2, m4 as well as cpm 3v, 9v. Available in hot rolled descaled sheet 18 and 36 lengths. Cpm 3v is a new tool steel made by the crucible particle metallurgy process, designed to provide maximum resistance to breakage and chipping in a highly wearresistant steel. Cpm rex 76 is a highperformance highspeed steel that exhibits superior hot red hardness compared to t15 and m42 highspeed steels, and wear resistance comparable to that of t15. D2 s7 o1 a 2 cruwear cpm 3v m2 cpm m4 cpm 10v toughness relative values wear resistance airdi 150 s7 o1 a2 cru cpm m2 cpm cpm. Cpm 3v offers impact toughness greater than a2, d2. I dont think any company ever did these kinds of tests. When it comes to steel choices we are fortunate to have a lot of options be it stainless, good old tool steels or the new breed of super steels.
Used by several custom knives makers and factories, including jerry hossom, mike stewart bark. As crucible states it has high impact toughness and wear resistance and should be considered for the applications whre higher attainable hardness and wear resistance are desired compared to crucible cpm 3v steel. Cpm 1v may also be considered for warm or hot work applications for improved wear resistance over h where heat checking is not the primary mode of tool failure. At 1650 and leave in oven until cool with door closed this chart is a baseline only. May 06, 2019 and the datasheet shows that the toughness of m398 is only about a third of m390, though at somewhat higher hardness. However, you can check out the duratech pyrovan hc datasheets for some impact toughness numbers. Normal variations in chemistry, size and heat treat conditions may cause deviations from these values. If offers a unique combination of high toughness and wear resistance while it. Wear resistance impact toughness 06 07 zapp materials engineering tool alloys. I thought for sure that 3v would lap something like a2, but a2 has proven over the years to be a damn good steel and the results bear that out. It would be very interesting to test apples to apples and see how 3v would do in a scandi grind. Cpm 9v is a modification of cpm 10v with lower carbon and vanadium to improve toughness and heat check resistance. Airkool a2 can be given standard surface treatments such as nitriding, tin titanium nitride coating or hard chrome. However i live on the west coast, and with the salty sea air here, id really like a steel that isnt horribly susceptible to rust.
The relatively high nickel content results in an alloy with greater impact toughness compared to the other common. Cpm 3v will be more prone to edge rolling at the lower cutting geometries then what 4v and m4 can push. Its chemistry promotes the formation and even distribution of vanadium carbides, which are harder and more effective at cutting than chromium carbides. On the other hand, from the technical information on cpm 3v that i could find in many ways cpm 3v does not meet the characteristics of forged high carbon steel. Cpm 3v provides more wear resistance and toughness than a2 and d2. Cpm 4v boosts the edge holding when compared against 3v, but at the cost of some slight toughness. How does 3v compare to 1095 and cpm m4 as far as rust resistance goes, because these are a couple of steels im pretty familiar with. Comparing with other bohler steels, you can see that the toughness of m398 is quite low. Wear, m2 or cpm m4 in applications where they tend to fail by impact, chipping or breaking.
An understanding of these tool steel properties and related issues permits. Cant say its pretty, but i have myself to blame for the design anyway, as far as lightmedium cutting goes its a superb performer and id put it against d2. If offers a unique combi nation of high toughness and wear resistance. Designed as an cpm upgrade to conventional cruwear and d2, it offersbetter wear resistance, much greater toughness and higher attainable hardness. Crucible s7 xl can be given standard surface treatments such as nitriding, chromium plating or nickel plating if desired. Yet, 3v will be a more durable blade then its higher carbon and vanadium alloy cousins, however so will cpm 1v to 3v etc. That translates into extraordinary toughness and arguably as fine an edge as can be had. Vtoku1 vtoku2, alloyed steel with w crs original characteristics. Ds4 1103 cpm s30v crucible materials corp printed in u. Those qualities make it a good knife steel in many ways as well. How does 3v compare to 1095 and cpm m4 as far as rust resistance goes, because these.
Cpm 1v has shock resistance close to s7 and wear resistance close to a2. But not quite up to super steel status m390, s90v, s110v, 4v, m4. Cpm rex 76 can be heat treated to 70 hrc, and the high cobalt content enables the steel to maintain high hardness at elevated service temperatures. This page is mainly introduced the cpm 1v datasheet, including chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and micro structure, etc. A large volume of hard vanadium carbides provides the high wear resistance. We stock all standard grades and sizes of tool steel and high speed steel as well as specialty grades. M390 itself is a little less tough than k390, which is a high wear resistance nonstainless steel comparable to cpm 10v. So aebl is an expertly designed steel, balancing high hardness with good corrosion resistance, and maxing out the amount of carbide that still maintains high toughness, sharpness, and blanking performance for razors. Cpm 3v tool steel comparagraph typical applications mechanical properties physical properties machinability surface treatments the machinability of crucible s7 xl as annealed is about 75% of w1 tool steel. The high amount of vanadium carbides in a tough matrix provides the. Crucible s7 can be given standard surface treatments such as nitriding, chromium plating or nickel plating if desired. Cpm 3v is a powder metal tool steel with a unique chemical composition that results in tooling with an outstanding combination of properties including high impact toughness and good wear resistance. It is a very similar steel to cpm 3v, just slightly less cr. We bring to you a variety of grades and sizes from 18 to 516 thick.
L6 tool steel is a versatile, oilhardening tool steel that is characterized by very good toughness. Cpm 3v, made by the crucible particle metallurgy process, is designed to provide maximum resistance to breakage and chipping in a highly wearresistant tool steel. Cpm 3v material offers impact toughness greater than a2, d2, cruwear or cpm m4 material, approaching the levels of s7 and other shock resistance material, while providing excellent wear resistance, high hardness and thermal. Cpm 3v offers impact toughness greater than a2, d2, cruwear or cpm m4, approaching the levels of s7 and other shock resistant grades, while providing excellent wear. Chris reeve is famous for developing two steels directly with crucible. Cpm s90v specialty metal distributors diehl tool steel. The only other steel that beats 3v in impact toughness is s7. Crucible s45vn steel everything you need to know knife. L6 steel l6 technical data tool steel high speed steel.
It has the finest grain structure of any high alloy steel used in knives today, about 1 micron. Tool steel, alloy steel, cpm, and other metal products. Cpm 3v offers impact toughness greater than a2, d2, cruwear or cpm m4, approaching the levels of s7 and other shock resistant grades, while providing excellent. Do your research before actually heat treating your knife. The fuller on both sides of the blade panel reduces weight and adds a purchase point for multiple grips and usage scenarios. Therefore among available knife steels we would expect a steel like 15v or rex 121 to have the best slicing edge retention because of.
Cpm 1v, a proprietary steel, very high toughness, several times higher than a2 with same level of wear resistance. Insanely tough, this steel also manages to boast excellent edge retention and corrosion resistance. Crucible cpm 3v knife steel composition analysis graph. This page is mainly introduced the cpm 3v datasheet, including chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and micro structure, etc. Cpm 3v is a high toughness, wearresistant tool steel made by the crucible particle metallurgy process. It also contains the use of cpm 1v,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application. The tool steel pros cpm s30v d2 440c 154 cm cpm cpm cpm cpm 3v s90v 9v 10v cpm steel conventional steel elastic modulus 32 x 106 psi 221 gpa density 0. Mar 04, 2019 so aebl is an expertly designed steel, balancing high hardness with good corrosion resistance, and maxing out the amount of carbide that still maintains high toughness, sharpness, and blanking performance for razors. Page tooling alloys cpm 3v chemical composition carbon 0. Cpm s30v is a martensitic hardened powdermade sintered wear and corrosion resistant stainless steel developed by dick barber of crucible industries in collaboration with knifemaker chris reeve. The high amount of vanadium carbides in a tough matrix provides the optimal combination of wear resistance, cutting edge. It offers impact resistance greater than a2, d2, cruwear, or cpm m4, approaching the levels provided by s7 and other shock. Cpm 3v is a tough and wear resistant cold work steel of.
If offers a unique combination of high toughness and wear resistance while it also guarantees a very good machinability. Cpm 3v material is designed to provide maximum resistanc e to breakage and chipping in a highly wearresistance material. Cpm 9v contains less carbon and vanadium than cpm 10v, which results in a lower attainable hardness, slightly lower wear resistance. It has more vanadium carbides in its microstructure than cpm 10v and provides more wear resistance and longer tool life in those applications where 10v has proven to be successful. Ajh knives steel anaylsis page generic annealing according to evenheat is 30 mins. Typical application hardness for cold work 5658, 5860 hrc.
Our inventory is produced by the highest quality tool steel mills and we are continually adding more sizes to suit all of our customers needs. Cpm 3v, a proprietary steel, very high toughness, less than cpm 1v, but more than a2. This page cover the cpm 3v chemical element, mechanical properties, cpm 3v datasheet, cross reference of cpm 3v steel, mainly used for. Mar 19, 20 imo, the cpm steels are in a class by themselves. Cpm s90v powder metal cpm s90v is a unique tool steel made by the crucible metallurgy process. The newest offering in knife steel is cpm 4v which is a powder tool steel designed as an upgrade for cpm 3v for the blanking and advanced high strength steel applications. A2 vs 3v by dlt pro staff writer matt westendorf when it comes to steel choices we are fortunate to have a lot of options be it stainless, good old tool steels or the new breed of super steels. Austenitized as indicated and tempered to hardness.
Properties shown throughout this data sheet are typical values. Cpm 3v is an americanmade steel product by crucible industries in syracuse, new york. Bars, wire rods, strip and sheets are obtained after forging and rolling. New steel bohler m398 the new king of edge retention. Cpm 3v provides impact toughness approaching that of s7 and wear resistance higher than d2. Crucible tool steel and specialty alloy general information.
Items available for sale in our online store represent only a very small portion of the items that we carry at admiral steel. Cpm 3v m2 cpm m4 cpm 10v tool steel comparagraph typical applications mechanical properties physical properties machinability surface treatments the machinability of airkool a2 as annealed is about 50% of w1 tool steel. The full 316 cpm 3v full tang blade features a main flat grind. S90v offers substantial improvements in wear resistance over 440c and d2, and other high chromium tool steels. Cpm 9v is a powder metal tool steel that provides very high wear resistance in combination with high impact toughness. At simply tool steel, we are offering tool steel and stainless steel sheet for your knife making projects. Call, fax, or email us and find out more about our company. Products diehl tool steel tool steel, alloy steel, and. Ds404 210 cpm s90v crucible industries llc printed in usa boiling acetic aquaregia s90v 440c s90v 440c note. Tool steel comparagraph typical applications mechanical properties physical properties machinability the machinability of airdi 150 d2 as annealed is about 35% of w1 tool steel.
I too thought of cpm 3v as mainly big knife steel, but at some point i discussed with phil wilson possibility of cpm 3v at max hardness, and he made experimental cpm 3v knife for me. I did some simple heat treatment experiments with aebl. Cpm 3voffers impact toughness greater than a2, d2, cpm cruwear orzwear pm and cpm m4, approaching the levels of s7 and other shock resistant grades, yet it provides excellent wear. Cpm 3v is one of the toughest tool steels available, especially interesting considering its high wear resistance. It is designed to provide maximum resistance to breakage and chipping in a high wearresistance steel. I searched but did not find a thread on cpm 4v, so if i missed it i apologize. Cpm 15v powder metal tool steel provides unmatched wear resistance for a cold work tool steel.
Datasheet search engine for electronic components and semiconductors, integrated circuits, diodes and other semiconductors. Ive been trying to get some cpm 3v in 6 x 36 length since may now for a project id like to do basically, a katanastyle blade with a westernstyle guard, ala robert jordans wheel of time series, for those fantasy buffs out there, but both times ive ordered it from aldo in may and again a couple weeks ago, theyve had an issue with the webstore, and ive gotten notified a week or two. Cpm 3v is a tough and wear resistant cold work steel of the cpm tool steel family. Cpm 3v is, in many ways, the perfect blade steel for a fixed blade knife. Cpm is a trademarked name for a process that is also called powdered metallurgy or pm steel. Cpm cruwear is an airhardening tool steel, heat treatable to hrc 6065. The good impact toughness is the result of the fine grain size, small carbides, and superior cleanliness of the powder. Cpm 4v is unique in its potential to be very, very strong, much more then its more malleable and tougher cousin, 3v. Cpm 1v is a medium carbon tool steel which provides very good toughness and moderate wear resistance. Cpm 4v is a powder metal tool steel with an outstanding combination of properties. It also contains the use of cpm 3v,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application. Crucibles primary goal was to design an alloy with high impact toughness and more wear resistance than currently available with cpm 3v. The thing about 3v is its toughness especially when pounding on the edge. Cedric and adas steel test and results everyday commentary.
Crucible cpm 4v knife steel composition analysis graph. It is a martensitic stainless steel with a high volume of vanadium carbides for exceptionally good wear resistance. Cpm 3v, a proprietary steel, very high toughness, less than cpm 1v, but more than a2, and high wear resistance, better than cpm 1v. Cpm rex m4 hc highspeed steel is an extremely versatile high speed steel that provides a unique combination of high wear resistance with high impact toughness and transverse bend strength. Cpm 3v cpm 3v is the most versatile cold work tool steel, anywhere. Cpm 9v contains less carbon and vanadium than cpm 10v, which results in a lower attainable hardness, slightly lower wear resistance, but a significant increase in. Cpm 3v is a high toughness, wearresistant tool steel made by the crucible. In the fixed blade world, the bark river bravo 1 is a jackofalltrades. The impact toughness is enhanced by the fine grain size, small carbides, and superior cleanliness of the powder metallurgy pm microstructure. Aug 11, 2017 the bark river bravo lt in 3v steel is a wonderfully versatile fixed blade with world class steel and handle materials. Page tooling alloys cpm 10v chemical composition carbon 2. The impact toughness is enhanced by the fine grain size, small carbides, and.
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