D2 Powder

$0.00

D2 Powder

Product D2 Powder
CAS No. 7782-39-0
Appearance White-Off White Powder
Purity ≥99%,  ≥99.9%,  ≥95%(Other purities are also available)
APS 1-5 µM, 10-53 µM  (Can be customized),  Ask for other available size range.
Ingredient C28H44O2
Density 7.7g/cm3
Molecular Weight N/A
Product Codes NCZ-DCY-350/25

D2 Description:

D2 Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing.

D2 Powder Related Information :

Storage Conditions:

Airtight sealed, avoid light and keep dry at room temperature.

Please contact us for customization and price inquiry

Email: [email protected]

Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.

D2 Powder

D2 powder is a cold work tool steel powder offering an excellent combination of high hardness, wear resistance, and toughness. It is a versatile chromium-molybdenum-vanadium alloy widely used for pressing into cutting tools, dies, precision parts, and wear components across industrial sectors.

Overview of D2 Powder

D2 powder is a cold work tool steel powder offering an excellent combination of high hardness, wear resistance, and toughness. It is a versatile chromium-molybdenum-vanadium alloy widely used for pressing into cutting tools, dies, precision parts, and wear components across industrial sectors.

Key properties and advantages of D2 powder include:

D2 Powder Properties and Characteristics

Properties Details
Composition Fe-1.5Cr-0.3C-0.4V-1Mo alloy
Density 7.7 g/cc
Particle shape Spherical or irregular
Size range 10-150 microns
Apparent density Up to 60% of true density
Flowability Good
Hardness 60-62 HRC when heat treated
Toughness Very good

D2’s exceptional combination of hardness, strength, and impact resistance make it the top choice for cold work tooling needing extended service life.

D2 Powder Composition

Element Weight %
Iron (Fe) Balance
Chromium (Cr) 11-13%
Carbon (C) 1.4-1.6%
Molybdenum (Mo) 0.75-1.2%
Vanadium (V) 0.7-1.2%
Manganese (Mn) 0.3-0.6%
Silicon (Si) 0.15-0.4%

Iron provides the ferritic matrix

Chromium contributes to hardness and wear resistance

Carbon enables high hardness in heat treated condition

Molybdenum and vanadium form carbides enhancing wear resistance

Manganese and silicon improve solid solution strengthening

D2 Powder Physical Properties

Property Value
Density 7.7 g/cc
Melting point 1460-1500°C
Thermal conductivity 21 W/mK
Electrical resistivity 0.7 μΩ-m
Curie temperature 1010°C
Maximum service temperature 180-200°C

High density provides component miniaturization capabilities

Retains high hardness and strength at elevated temperatures

Becomes paramagnetic above Curie point

Relatively low service temperature due to tempering effect

The properties allow D2 to be used in cold work tooling applications at high hardness levels.

D2 Powder Mechanical Properties

Property Value
Hardness 60-62 HRC
Transverse rupture strength 1900-2100 MPa
Tensile strength 2050-2200 MPa
Yield strength 1700-1900 MPa
Elongation 8-11%
Impact toughness 12-15 J/cm2

Exceptional hardness when heat treated

Very high strength with reasonable ductility

Excellent impact toughness for a tool steel

High fatigue strength for extended tool life

Strength and ductility values depend on heat treatment

The properties make D2 suitable for the most demanding cold work tooling and die applications requiring extreme wear resistance.

D2 Powder Applications

Industry Example Uses
Manufacturing Press tooling, punch and dies
Automotive Blank, pierce, trim, and forming dies
Aerospace Forming dies, fixtures
Consumer goods Razors, knives, scissors
Industrial Drawing dies, thread rolling dies

Some specific product uses:

Cold heading dies for fastener manufacturing

Coining dies for minting precise parts

Thread rolling dies for bolt production

Draw, punch, blanking dies across sectors

Surgical tools and cutlery

Pelletizing tooling

D2 is the premier powder metal tool steel preferred for the longest lasting cold work tooling, metal forming dies, and precision components across all industries.

D2 Powder Standards

Standard Description
ASTM A681 Standard for tool steels alloys
DIN 1.2379 Equivalent to AISI D2
JIS G 4404 Cold work tool steels
ISO 4957 Tool steels
GOST 5950 Tool steel grades

These define:

Chemical composition limits of D2 steel

Required mechanical properties in heat treated condition

Permissible impurities

Approved production methods like gas atomization

Compliance testing protocols

Packaging, identification requirements

D2 powder made to these specifications ensures suitability for tooling applications requiring maximum wear resistance, impact toughness and dimensional stability.

D2 Powder Particle Sizes

Particle Size Characteristics
10-22 microns Ultrafine grade provides highest density
22-53 microns Most commonly used size range
53-105 microns Coarser size provides good flowability

Finer particles allow greater densification during sintering

Coarser particles improve powder flow into die cavities

Size is selected based on final part properties needed

Both gas and water atomized particles used

Controlling size distribution optimizes pressing behavior, sintered density, and final component performance.

D2 Powder Apparent Density

Apparent Density Details
Up to 60% of true density For spherical powder morphology
4.5-5.5 g/cc typical Higher density improves flow and compressibility

Spherical powder shape provides high apparent density

Irregular powder has lower density around 50%

Higher apparent density improves press fill efficiency

Enables easier compaction into complex tool geometries

Higher apparent density leads to better manufacturing productivity and component quality.

D2 Powder Production Method

Method Details
Gas atomization High pressure inert gas breaks up molten alloy stream into fine droplets
Vacuum induction melting High purity input materials melted under vacuum
Multiple remelting Enhances chemical homogeneity
Sieving Classifies powder into different particle size fractions

Gas atomization provides spherical powder shape

Vacuum melting eliminates gaseous impurities

Multiple remelting improves uniformity

Post-processing allows particle size customization

Fully automated processes combined with strict quality control ensures reliable and consistent properties of D2 powder critical for tooling performance.

D2 Powder Handling and Storage

Recommendation Reason
Ensure adequate ventilation Prevent exposure to fine metal particles
Wear protective gear Avoid accidental ingestion
Ground all equipment Prevent static sparks
Avoid ignition sources Flammable dust risk
Use non-sparking tools Prevent ignition during handling
Follow safe protocols Reduce fire, explosion, and health risks

Storage Recommendations

Store sealed containers in a cool, dry area

Limit exposure to moisture, acids, chlorides

Maintain temperatures below 27°C

Proper precautions during handling and storage help preserve purity and prevent health or fire hazards.

D2 Powder Inspection and Testing

Test Details
Chemical analysis Verifies composition using optical or ICP spectroscopy
Particle size distribution Determines sizes using laser diffraction or sieving
Apparent density Measured using Hall flowmeter as per ASTM B212
Powder morphology SEM imaging to determine particle shape
Flow rate analysis Gravity flow rate through specified funnel
Tap density test Density measured after mechanically tapping powder sample

Testing ensures the powder meets the required chemical composition, physical characteristics, particle size distribution, morphology, density, and flow rate specifications.

D2 Powder Pros and Cons

Advantages of D2 Powder

Exceptional hardness when heat treated

Excellent wear and abrasion resistance

Very high strength combined with good impact toughness

Dimensional stability in cold work service

Good grindability compared to other tool steels

Relatively cost-effective

Limitations of D2 Powder

Moderate corrosion resistance without surface treatment

Limited high temperature strength and creep resistance

Requires careful heat treatment by experienced providers

Not weldable using conventional welding methods

Large sections can experience embrittlement

Brittle fracture mode limits cold formability

Comparison With S7 Tool Steel Powder

D2 vs S7 Tool Steel Powder

Parameter D2 S7
Hardness 60-62 HRC 63-65 HRC
Toughness Very good Good
Wear resistance Excellent Outstanding
Corrosion resistance Moderate Low
Cold strength Excellent Very good
Cost Low High

D2 has slightly lower hardness but much better toughness

S7 provides the maximum wear resistance

D2 has better corrosion resistance uncoated

S7 has higher hot hardness and hot strength

D2 is more cost effective

D2 Powder FAQs

Q: What are the main applications of D2 tool steel powder?

A: Main applications include cold pressing tooling, blanking and punching dies, coin minting dies, thread rolling dies, surgical tools, knives, industrial knives, and precision ground shafts and pins.

Q: What heat treatment is used for D2 tool steel powder?

A: D2 is typically heat treated by austenitizing at 1010-1040°C, quenching in oil or air, and tempering at 150-350°C to achieve a hardness of 60-62 HRC.

Q: How does vanadium improve the properties of D2 steel?

A: Vanadium forms fine carbides with iron and chromium that impart significant wear resistance and abrasion resistance while also enhancing impact toughness.

Q: What precautions should be taken when working with D2 powder?

A: Recommended precautions include ventilation, inert atmosphere, avoiding ignition sources, grounding equipment, using non-sparking tools, protective gear, and safe storage away from moisture or contamination.

Description

Description
Note: For pricing & ordering information, please get in touch with us at [email protected]
Please contact us for quotes on Larger Quantities and customization. E-mail: [email protected]

Customization:
If you are planning to order large quantities for your industrial and academic needs, please note that customization of parameters (such as size, length, purity, functionalities, etc.) is available upon request.

NOTE:
Images, pictures, colors, particle sizes, purity, packing, descriptions, and specifications for the real and actual goods may differ. These are only used on the website for the purposes of reference, advertising, and portrayal. Please contact us via email at [email protected] or by phone at (+1 780 612 4177) if you have any 

Reviews (0)

Reviews

There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

Shipping & Delivery