STEEL PRODUCTS

Lindquist Steels is proud to offer one of the largest inventories of the highest quality tooling materials. All the material we carry is 100% bar coded and mill certified to either ISO, Q5, or MIL specifications. Our material is melted using either ESR, VAR, VIM, VOD, AOD, or electric arc melting technologies. We have the capacity to handle any special requests and for materials not listed.
 

4140 Annealed

4140 Annealed is a high alloy steel that has good strength, toughness, and mechanical properties. Our annealed material can be heat treated to a higher hardness than the 4140-HT version is supplied.

4140-HT

4140-HT is a high alloy steel that has good strength, toughness, and mechanical properties.  4140-HT comes supplied pre-hardened at 26-32 HRC and is available in Plate, Block, Round Bar, and Precision Groundstock (as 4142-HT)

Alloy Steels, Cold Work Die Steels, Hot Work Die Steels, Plastic Mold Steels, Rubber Mold Steels

420 ESR

Our 420 ESR is an industry leading through hardening stainless steel mold material that offers excellent polishability and corrosion resistance in combination with good wear resistance, stability, and machinability. Our 420ESR material is readily available in Plate, Block, and Round Bar forms and has become the material of choice for discerning mold builders. The optimal hardness range is 45-52 HRC.

440C

440C is a high carbon chromium stainless steel that offers excellent performance in caustic plastic molds, rubber mold components, medical components, and much more.  440C has improved corrosion resistance compared to 420 ESR but lacks the machinability and polishability.  It is available in Plate and Round bar forms. The optimal hardness range is 56-60 HRC.

Plastic Mold Steels, Rubber Mold Steels, Stainless Steels

A10

A10 is unique air hardening cold work die steel.  This grade is stable, offers excellent wear resistance and toughness as well as outstanding non-seizing characteristics due to uniformly distributed graphite particles.  A10 is available in Plate and Round Bar forms.  The optimal hardness range is 58-64 HRC.

Cold Work Die Steels

A11 / 10-PM

LSI 10-PM/A11 is a high vanadium powdered metal tool steel that offers superior wear resistance compared to other tool steels and high speed steels, along with good strength and toughness characteristics.  LSI’s 10-PM/A11 is available in Plate, Block, and Round bar forms.  The optimal hardness range is 60-64 HRC.

Powdered Metals

A11LV Powdered Metal (9-PM)

LSI PM A11 LV (9-PM) is an advanced powdered metal tool steel designed to be used in applications where high wear values are required.  LSI PM A11 LV is available in Plate, Block, and Round bar forms.  The optimal hardness range is 56-58 HRC.

Powdered Metals

A2

A2 is one of the most popular cold work steel used in North America today.  A2 is used in numerous applications ranging from stamping, punches, fixtures, wear components, molds, and much more.  It is widely available in Plate, Block, and Round bar, Groundstock, and Drill Rod forms.  A2 offers good wear resistance, machinability, excellent stability, and hardenability.  The optimal hardness range is 56-62 HRC.

Cold Work Die Steels, Drill Rod, Groundstock, Plastic Mold Steels, Rubber Mold Steels

A36

Our ASTM A36 is a structural quality carbon steel for general purposes.  It is manufactured with a minimum yield point of 36 KSI.  Our A36 plates are hot rolled and offer good weldability.

Assorted Materials

A6

A6 is popular air hardening cold work die steel.  This material offers excellent stability, deep hardening, and well balanced toughness, wear, and strength characteristics.  A6 is  available in Plate, Block, Round, and Groundstock forms.  The optimal hardness range is 56-63 HRC.

Cold Work Die Steels

A8

A8 is well rounded air hardening cold work die steel.  It has an excellent combination of wear resistance and toughness characteristics that allows it to excel in conditions where shock resisting or higher alloyed materials do not.  A8 is available in Plate, Block, and Round Bar forms.  The optimal hardness range is 56-62 HRC.

Cold Work Die Steels

Additive Manufacturing Metal Powders

To learn more about the advanced 3D additive manufacturing metal powders that we supply please contact us and visit our special website- https://3dpowdermetal.com

Powdered Metals

CPM RexⓇ T-15Ⓡ

A genuine CPM® powdered metal that leads the tungsten type of high speed steels. It has a high vanadium content allowing it great abrasion resistance and cobalt for good red hardness. An excellent choice for high friction and hot machining tools.

CPMⓇ 10VⓇ

A genuine CPM® high vanadium powdered metal. This grade offers superior wear resistance combined with good toughness and excels in high volume tools.

CPMⓇ 15VⓇ

A genuine CPM® high vanadium powdered metal that is designed to out perform in applications where CPM® 10V® hasn’t been as successful. It’s a proven alternative to carbide and is less prone to fracture than carbide.

CPMⓇ 1VⓇ

A genuine CPM® powdered metal that is designed to bridge the gap between traditional cold work die steels and the advanced powdered metal family of materials.

CPMⓇ 3VⓇ

A genuine CPM® powdered metal that is designed to be tough and chip resistant while offering good wear resistance. Optimal hardness range is 58-60 Rc.

CPMⓇ 9VⓇ

A genuine CPM® powdered metal that has been designed to offer added toughness, offer excellent wear resistance, and heat check resistance.

CPMⓇ M4Ⓡ

A genuine CPM® powdered metal that is perhaps the most commonly utilized powdered metal grade. It has a terrific blend of wear, toughness, machinability, and chip resistance. It’s a perfectly balanced advanced powdered metal.

CPMⓇ Rex 20Ⓡ

An advanced genuine CPM® super high speed steel. Please contact us for more information.

CPMⓇ Rex 45Ⓡ

An advanced genuine CPM® super high speed steel. Please contact us for more information.

CPMⓇ Rex 54Ⓡ

An advanced genuine CPM® super high speed steel. Please contact us for more information.

CPMⓇ Rex76Ⓡ

A genuine CPM® “super high speed steel” that when heat treated to 68-70 Rc offers advanced abrasion resistance, high red hardness, and good hardness. It’s an excellent choice for special purpose tools.

CPMⓇ S90VⓇ

A genuine CPM® advanced powdered metal grade that offers excellent corrosion resistance and toughness. Contact us for more information.

D2

D2 is perhaps the most common cold work die steel used the World over.  It is a high carbon 12% chrome material that is regularly used in applications where high wear resistance and good toughness are required.  D2 is also used in plastic mold applications when abrasive resins are utilized .  D2 is widely available in Plate, Block, Round bar, Groundstock, and Drill Rod forms and offers high wear resistance, good stability, good compressive strength, and good hardenability.  The optimal hardness range is 56-62 HRC.

Cold Work Die Steels, Drill Rod, Groundstock, Plastic Mold Steels, Rubber Mold Steels

DC53Ⓡ (Advanced Cold Work Die Steel)

DC53® is an advanced cold work die steel. The development of DC53® was groundbreaking and ushered in a new generation of 8% Cr tool steels.  DC53® is an ideal choice for stamping or forming ultra high strength steels, stainless steels, and more. It has also proved to be a standout grade in injection molds that utilize abrasive resins. It offers an excellent combination of galling and wear resistance, superior grindability.  The material has also been produced to supply exceptional toughness and fatigue strength.  DC53® is available in Plate, Block, and Round Bar forms.  The optimal hardness range is 58-64 HRC.

Cold Work Die Steels, Plastic Mold Steels

DCMXⓇ

DCMX® is another recent cold work metallurgical marvel die steel: only fine carbides are distributed in matrix due to optimum alloy design and production process. DCMX® shows high performance in service and ease in tool making as well. High hardness such as 62HRC is available by high temperature tempering with good dimensional stability, resulting in high wear resistance. High toughness contributes to prevent cracking and chipping. Isotropic dimensional change works easy geometry control in heat treating. Machinability is improved by free machining additives and finely dispersed carbides. DCMX® excels when used for punches, dies and working tools for cold pressing and cold forging, especially for cold stamping dies for high strength steels where galling and wear are a primary concern.

Cold Work Die Steels, Plastic Mold Steels, Rubber Mold Steels

DH21Ⓡ

DH21® is a highly specialized material that was developed to offer excellent performance in aluminum die cast dies.  This grade has good heat check resistance, good mechanical properties at high hardness, and good temper resistance.  DH21® is available in Plate and Block Forms.  The optimal hardness range is 42-48 HRC.

Hot Work Die Steels

DH2FⓇ (37-41 Rc)

DH2F® is a pre-hardened modified H13 material that is an excellent alternative to materials like Viscount 44®.  It heavily utilized in plastic molds, zinc die cast dies, short run aluminum die cast dies, rubber molds, and much more.  DH2F® is supplied at 37-41 HRC and is available in Plate, Block, and Round bar forms.

Hot Work Die Steels, Plastic Mold Steels, Rubber Mold Steels

DH31-EXⓇ

DH31-EX® is an ultra high strength, tough, and high heat check resistant hot work die steel.  It offers high toughness, high strength, high hardenability, and resistance to softening.  It excels in aluminum die cast dies, forging dies, and aluminum extrusion dies.  This material is NADCA approved.  DH31-EX® is available in Plate, Block, and Rounds*.  The optimal hardness range is 43-54 HRC.

Hot Work Die Steels

DHA-WorldⓇ

DHA-World® is general use hot work die steel that is capable of high hardenability and high toughness.  It is readily used in large dies where higher hardenability than standard H13 is required.  DHA-World® is available in Plate and Block forms.  The optimal hardness range is 42-50 HRC.

Hot Work Die Steels

DRM 1Ⓡ

DRM 1® is remarkable high speed tool steel that is also used heavily in difficult hot and warm forging applications.  Die life is extended due this materials unique chemistry and very high toughness and heat checking resistance.  DRM 1® is available in Plate and Round Bar forms.  The optimal hardness range is 56-58 HRC.

High Speed Steels, Hot Work Die Steels

DRM 2Ⓡ

DRM 2® is a high hard matrix type high speed steel that is used for high production warm and cold forging applications.  This material offers high cleanliness and evenly distributed carbides.  Currently DRM 2® is available in Plate and Round bar forms.  The optimal hardness range is 58-62 HRC.

High Speed Steels, Hot Work Die Steels

DRM 3Ⓡ

DRM 3® is a highly advanced high speed die steel that also excels in many tough cold work die applications such as cold forging and difficult punching operations.  This material offers high hardness, toughness, and fatigue strength and evenly distributed fine carbides.  Currently DRM 3® is available in limited sizes of Plate and Round Bar forms.  The optimal hardness range is 62-66 HRC.

Cold Work Die Steels, High Speed Steels

Drill Blanks & Tool Bits

Contact us for available drill blanks produced from hardened high speed steel & powdered metals.

Drill Rod (Precision Centerless Ground)

Contact us for more information about our vast selection of precision center less ground Drill Rod. Available in 36 inch & 12 foot lengths in W1, O1, A2, S7, D2, H13, & M2.

H13

H13 is a very popular and widely utilized Hot Work Die Steel.  It is regularly used in forging and die castings applications, extrusion tooling, shearing, but also in plastic molds.  H13 exhibits good thermal resistance, good high temperature durability, good abrasion resistance, highly machinable, and excellent hardenability.  H13 is readily available in Plate, Block, Round Bar, and Drill Rod Forms.  The optimal hardness range is 45-52 HRC.

Drill Rod, Hot Work Die Steels, Plastic Mold Steels

H13 ESR

Our H13 ESR material is double melted and ultra clean. It’s produced for the injection mold market and high end die cast dies and forging tools.

HTC® Additive Manufacturing Metal Powders

We are proud authorized distributors of Daido Steel Ltd.’s exclusive HTC® and other ultra premium Metal Powders for 3D additive manufacturing. Please contact us for more information and visit our special Additive Powder website at https://3dpowdermetal.com

Powdered Metals

L6

L6 is an oil hardening cold work die steel that is used for tools requiring improved impact values compared to other conventional tool steels.  L6 has a good combination of machinability, hardness, and toughness.  It is available in Plate and Round bar forms. The optimal hardness range is 45-62.

Cold Work Die Steels

LS 1018 CRS

We stock 1018 Cold Rolled steel in barstock and round bar forms.  This material is highly machinable, weldable, and formable.  It is one of the most commonly available carbon steel grades.

Assorted Materials

LS 15-5 PH

LSI’s 15-5PH is a high quality stainless steel material that is commonly used in aerospace, energy, and more recently plastic injection molds.  It is available in Plate and Round bar forms.

Plastic Mold Steels, Stainless Steels

LS 17-4 PH

LSI’s 17-4PH is a precipitation hardening stainless steel that is commonly used in applications that require good corrosion resistance, high strength, and good hardness.  17-4PH can be supplied in assorted conditions in Plate and Round bar forms.

Plastic Mold Steels, Stainless Steels

LS 300 Series

We stock a wide range of 300 Stainless Steel Grades like 304, 316, and more in plate, sheet, and round bar forms.

LS 410

LSI’s 410 is a popular stainless steel used for valve components, turbine components, medical components, firearm components, and more. This grade has excellent corrosion resistance, wear resistance, and machinability.

Groundstock, Stainless Steels

LS 416

LSI’s 416 stainless is a highly machinable stainless steel that can be supplied in the hardened condition or annealed given the application requirements.  It is commonly used in firearms, medical components, and machine components.  It is available in Plate and Round bar forms.

Stainless Steels

LS 8620

LSI’s 8620 is a case hardening alloy steel with very good wear characteristics.  Commonly used for gears, shafts, machine components, and more.  It is available in Plate and Round bar forms.

Alloy Steels

LS 9310

LSI’s 9310 is a carburizing case hardening alloy steel.  It has excellent fatigue strength, high impact strength, and good hardenability.  9310 is often utilized in advanced gears, shafts, machine components, and more.  It is available in Round bar form.

Alloy Steels

LSI EDM Blanks

Contact us to learn more about our EDM Blanks. These blanks are pre-machined square to exacting tolerances and heat treated using a very specific procedure to draw out the best attributes of the grade. We are currently stocking a number of advanced powdered metal grades like M4-PM & 10-PM as well as some conventional tool steels. Our stocked EDM Blanks are ready for same day shipment. Special sizes and alternative grades are always an option.

LSI EZ-Plate (Improved Stripper Plate)

Our EZ-Plate (Improved Stripper Plate) is a blanchard ground plate with saw cut edges that is an easy machining material suitable for any number of applications

LSI SuperMelt H13 (NADCA Spec)

Our special SuperMelt H13 is a double melted ESR H13 that meets or exceeds the stringent NADCA #207 specification and is certified Mold Quality. It’s specially produced for high end die cast dies, injection molds, and forging tools that require the finest H13 available. This is the most carefully melted and cleanest H13 material available.  It is readily available in Plate and Block forms.  This material offers excellent hardenability, good temperature resistance, good abrasion resistance, and is highly machinable.  The optimal hardness range is 45-52 HRC.

Hot Work Die Steels, Plastic Mold Steels

M1

M1 is a high speed steel that has been largely replaced by more advanced high speed steels, but it does still have a number of applications where it is still utilized.  This material exhibits excellent toughness and machinability.  The optimal hardness range is 62-65 HRC.

High Speed Steels

M2

M2 is a widely utilized high speed steel.  It can be used equally well in high speed steel and in cold work die steel applications.  This material can be air hardened but best results can be achieved in salt baths.  M2 offers good wear resistance at high hardness and offers good wear resistance at red hardness.  This material is available in Plate, Block, Round, Groundstock, and Drill Rod forms.  The optimal hardness range is 60-65 HRC.

Cold Work Die Steels, Drill Rod, Groundstock, High Speed Steels

M2 Pre-Hard

We can supply some diameters of M2 in the pre-hard and straight condition. Please contact us for more information.

M35

M35 is a specialized high speed steel that is most commonly available in round bar form. Please contact us for more information.

M3:2

M3:2 is a high speed steel with a good balance of wear resistance, red hardness, machinability, and more.  M3:2 has been largely replaced by other more advanced high speed steels, but is still available in Plate and Round bar form.  The optimal hardness range is 63-66 HRC.

High Speed Steels

M4-PM

M4-PM is one of the most commonly utilized powdered metal tool steels.  It offers a very balanced combination of abrasion, wear, and toughness properties.  It is available in Plate, Block, and Round bar forms.  The optimal hardness range is 60-64 HRC.

High Speed Steels, Powdered Metals

M42

M42 is a high speed steel that is capable of operation at high hardness and superior characteristics at red-hardness when compared to more conventional high speed steels.  It also has proven wear resistance when utilized as a cutting tool.  M42 is available in Plate and Round Bar forms.  The optimal hardness range is 63-69 HRC.

High Speed Steels

M48-PM

M48-PM is a highly advanced powdered metal tool steel.  It is a super high performance material that is used in high wear and abrasion applications such as cutting tools, broaches, and special forming tools.  LSI’s M48 is available in Block and Round bar forms.  The optimal hardness range is 65-70 HRC.

High Speed Steels, Powdered Metals

M50

M50 is an intermediate high speed steel where toughness is the primary concern and red hardness is not a major requirement.  M50 does offer high wear resistance and good strength properties.  It is available in Plate and Round bar forms.

High Speed Steels

MarshalloyⓇ MQ/FM (28-32 Rc)

Marshalloy MQ/FM® is superb mold and engineering pre-hardened plate material that exhibits excellent machinability, cleanliness, and physical properties.  It is certified as Mold Quality and is provided stress relieved. This material is available in Plate form only.  It is supplied pre-hard at 26-34 HRC.

Alloy Steels, Cold Work Die Steels, Plastic Mold Steels, Rubber Mold Steels

NAK 55Ⓡ (38-42 Rc)

NAK 55® is a unique uniformly pre-hardened material that is supplied at 38-42 HRC but yet is highly machinable, does not require stress relieving, and is best welding tool & mold steel available. NAK 55® is also one of the most stable materials on the market.  It is available in Plate, Block, and Round Bar forms.  NAK 55® is supplied pre-hardened at 38-42 HRC.

Alloy Steels, Cold Work Die Steels, Plastic Mold Steels, Rubber Mold Steels

NAK 80Ⓡ (38-42 Rc, Lens Qlty)

NAK 80® is a unique pre-hardened mold steel that is uniformly supplied at 38-42 HRC but yet machinable, does not require stress relieving, and is highly weldable.  NAK 80® is extremely stable and is capable of a #1 Lens Quality Mold finish.  It is available in Plate, Block, and Round Bar forms.  NAK 80® is supplied pre-hardened at 38-42 HRC.

Plastic Mold Steels, Rubber Mold Steels

Nitralloy 135

LSI’s NIT 135 material is high alloy nitriding steel.  This material has been developed to supply a very high hard surface condition in conjunction with good abrasion resistance.  Most often LSI supplies this material in the pre-hardened condition at 28-30 HRC.

Alloy Steels

O1

O1 is a popular oil hardening cold work die steel.  It offers good machinability, good stability, and good wear resistance.  O1 is readily available in Plate, Block,Round Bar, Groundstock, and Drill Rod forms.  The optimal hardness range is 54-62 HRC.

Cold Work Die Steels, Drill Rod, Groundstock

O6

O6 is an oil hardening stable cold work die steel that has evenly distributed graphite particles giving it a unique non-seizing characteristics.  This material offers good machinability and good wear and abrasion resistance.  O6 is available in Plate and Round Bar forms.  The optimal hardness range is 58-64 HRC.

Cold Work Die Steels

P20 Mod (28-32 Rc)

P20 Modified has been one of the most popular mold steel grades for years all over the World.  It is widely available in Plate, Block, and Round Bar forms.  It is supplied in the Pre-Hardened condition at 26-32 HRC.  Our P20 Mod. offers good machinability, uniform hardness, and other sought after attributes such as good polishability and texturing.

Alloy Steels, Plastic Mold Steels

PX5Ⓡ (28-33 Rc)

PX5® is a high performance alternative to P20 Mod. when utilized in plastic molds, rubber molds, and much more.  This material machines up to 50% faster than P20 Mod. and is supplied pre-hardened at 29-33 HRC.  PX5® never requires stress relieving and has remarkable welding characteristics.  This material is available in Plate, Block, and Round bar forms.

Alloy Steels, Plastic Mold Steels, Rubber Mold Steels

Porcerax IIⓇ & VortexⓇ

Porcerax II® & Vortex® are highly specialized breathable sintered stainless steel mold steels which are supplied pre-hardened 35-38 HRC and used for venting purposes in injection molds, wax castings, and more. 

Assorted Materials, Plastic Mold Steels

Precision Groundstock

Contact us for more information about our vast selection of Precision Groundstock. Available in standard & “special” sizes in A2, O1, D2, S7, 4142-HT, Low Carbon, H13, A6, M2, 410, 420, & 440C.

S1

S1 is an oil hardening shock resisting cold work die steel.  This grade has largely been replaced by more modern materials but is still utilized in specific applications.  It can be sourced in Plate, Block, and Round Bar forms.  The optimal hardness range is 49-56 HRC.

Cold Work Die Steels

S5

S5 is an oil hardening shock resistant cold work die steel.  Similar to S1 die steel, S5 has been largely replaced by more modern materials.  This material has good wear resistance and good shock resistance.  It can be sourced in Plate, Block, and Round Bar forms.  The optimal hardness range is 56-62 HRC.

Cold Work Die Steels

S7

S7 is a popular Shock Resistant cold work die steel that is also very commonly used as high quality Mold Steel.  It offers very high shock resistance, good wear resistance, good machinability, and good stability.  S7 is readily available in Plate, Block, Round Bar, Groundstock, and Drill Rod forms.  The optimal hardness range is 52-58 HRC.

Cold Work Die Steels, Drill Rod, Groundstock, Plastic Mold Steels

S7 MQ

Our S7 MQ is a certified Mold Quality and is a cleaner more refined S7 grade.

Superplast StainlessⓇ (30-34 Rc)

Our Superplast® material is a pre-hardened free-machining stainless mold steel that has been specifically engineered for plastic mold bases.  This material has improved machinability, stability, and welding capabilities when compared to other similar grades. Our Superplast® material is available in Plate form.  The hardness range for this pre-hard material is 30-34 HRC.

Plastic Mold Steels, Stainless Steels

T-15-PM

LSI’s T-15PM is one of the highest rated tungsten high speed powdered metal materials for wear resistance and red-hardness resistance.  It is engineered for super wear resistance and resistance to softening when used at prolonged extreme temperatures.  LSI T-15PM is available in Plate, Block, and Round Bar forms.  The optimal hardness range is 58-64 HRC.

High Speed Steels, Powdered Metals

Toolox 33Ⓡ (30-35 Rc)

Toolox 33® is a quenched and tempered tool steel designed to have low residual stresses and excellent machinability.  This material excels in Plastic & Rubber Molds as well as for machine components, and bending tools.  Currently Toolox 33® is only available in Plate form and comes supplied pre-hardened at 30-35 HRC.

Alloy Steels, Cold Work Die Steels, Plastic Mold Steels, Rubber Mold Steels

Toolox 44Ⓡ (45 Rc)

Toolox 44® is specialized quenched and tempered steel has been developed to have high impact and low residual stresses with good dimensional stability.  This material is provided pre-hard at 41-47 HRC with the nominal at 45 HRC.  It has better thermal conductivity than H13 and is capable of a #1 Lens Quality polish.  Toolox 44® is available in Plate and limited sizes in Round Bar forms.

Alloy Steels, Cold Work Die Steels, Hot Work Die Steels, Plastic Mold Steels, Rubber Mold Steels

Viscount 44®

Viscount 44® pre-hardened H13 type free machining hot work die steel.  This material offers good dimensional stability in combination with good wear resistance and toughness.  Viscount 44®is available in Round Bar and Drill Rod forms.  This material is supplied pre-hard at  42-46 HRC.

Drill Rod, Hot Work Die Steels

W1

W1 is a general purpose easy machining water hardening cold work die steel.  When heat treated W1 develops a hard wear resistant case and a tough inner core.  The optimal hardness range is 55-64 HRC.

Cold Work Die Steels, Drill Rod

Z-420 PMⓇ

Z-420 PM® is a true 420 powdered metal. This material is excellent for use where high abrasion resistance and corrosion resistance are required. Some examples are injection molds and injection screw barrels, and high end medical tooling. It’s available in Plate, Block, and Round bar forms.

Z-MaxⓇ

Z-Max® is an ultra high end and performance powdered metal. This grade reaches a hardness of 68-70 Rc. and has maximum levels of red hardness, wear resistance, and compressive strength. It’s recommenced for heavy duty applications and is a good choice when the toughness of carbide is questionable.

Z-TuffⓇ

This powdered metal grade bridges the gap between traditional cold work die steels and high performance powdered metals. It has remarkable toughness and compressive strength while also being highly chip resistant.

Z-WearⓇ

Z-Wear® is highly versatile powdered metal tool steel. It offers high toughness, good wear resistance and chip resistance. It is a proven choice for a wide range of applications.