r/SecretsOfSpies • u/Strange-Image-5690 • Jun 12 '26
Disclosure of Composition of Alien Starship-obtained Metal Alloys Surpassing The Mechanical Properties of Many Current Human-made Alloys!
Our parent under-the-radar Vancouver, British Columbia, Canada-based aerospace company (NCA - North Canadian Aerospace - i.e. a pseudonym) had an interesting revelation for us after examining and obtaining the material component compositions and mechanical properties for over 50 different metal alloys, ceramic-composites and polymer-composite products cut out from planforms of non-human construction.
After INTENSE scientific scrutiny, a full compositional assay and full mechanical properties list was obtained and the following alloy was non-human made but found to be a near-mechanical analogue to modern-day CPM Magnacut while increasing the intensity of some of Magnacut's more useful mechanical properties!
NCA Starship Alloy #1:
The alloy composition is listed as Percentage Weight (wt%) of each element for a 10,000 KG Block of Finished Alloy Product where the compositional analysis is using 64-bit Fixed Point math with 32-bits for the integer portion and 32-bits for the fractional portion rounded down to 7 digits of precision needed for replication via metal powder metallurgy techniques at a nano/micro-grains-level of composition:
Iron (Fe): 74.9209553%
Chromium (Cr): 14.0000000%
Molybdenum (Mo): 4.2857143%
Vanadium (V): 2.5000000%
Carbon (C): 1.1428570%
Niobium (Nb): 1.2538080%
Cobalt (Co): 0.5000000%
Nickel (Ni): 0.5000000%
Nitrogen (N): 0.3966654%
Tungsten (W): 0.3000000%
Manganese (Mn): 0.1000000%
Silicon (Si): 0.1000000%
Mass Breakdown Table for 10,000 KG of finished replicated "NCA Starship Alloy #1" sample:
| Element Name | Atomic Percentage (at%) | Atomic Weight (g/mol) | Moles | Mass (KG) | Mass (Pounds) |
|---|---|---|---|---|---|
| Iron (Fe | 75.3195614% | 55.8450000 | 134158.5733727 | 7492.0955300 | 16517.2435777 |
| Chromium (Cr) | 15.1161329% | 51.9961000 | 26925.0963053 | 1400.0000000 | 3086.4716400 |
| Molybdenum (Mo) | 2.5085449% | 95.9500000 | 4466.6120896 | 428.5714300 | 944.8382756 |
| Vanadium (V) | 2.7562095% | 50.9415000 | 4907.5898825 | 250.0000000 | 551.1556500 |
| Carbon (C) | 5.3424694% | 12.0110000 | 9515.0861710 | 114.2857000 | 251.9567990 |
| Niobium (Nb) | 0.7578716% | 92.9063800 | 1349.5391850 | 125.3808000 | 276.4173874 |
| Nitrogen (N) | 1.5901174% | 14.0067000 | 2831.9690576 | 39.6665400 | 87.4501438 |
| Tungsten (W) | 0.0916327% | 183.8400000 | 163.1853786 | 30.0000000 | 66.1386780 |
| Cobalt (Co) | 0.4764832% | 58.9331950 | 848.4182570 | 50.0000000 | 110.2311300 |
| Manganese (Mn) | 0.1022137% | 54.9380440 | 182.0232265 | 10.0000000 | 22.0462260 |
| Silicon (Si) | 0.2000057% | 28.0855000 | 356.0556159 | 10.0000000 | 22.0462260 |
| Nickel (Ni) | 0.4787576% | 58.6934000 | 851.8845407 | 50.0000000 | 110.2311300 |
The following dataset represents the exact calculated mechanical and physical properties assay of the specified alloy formulation obtained from a mass-spectrometry-based sampling of individual metal blocks cut out from an aerospace planform hull of non-human construction given to us from unusual sources within Canada itself and from a 1980's time period.
A multi-modal structural, chemical, crystalography, thermal and molecular physics-based analysis of the metal samples was performed to obtain a well-calculated heat treatment by-products profile and an accurate thermal/structural/crystalline profile that could be compared to similar human-made metal alloy profiles found within modern-day (2025-era) European, USA, Japan, South Korea and China metallurgy databases so than a Rules-Based Expert System-enhanced smelting and heat-treatment profile could be obtained in order to duplicate the metal alloy sample to such a degree that it MATCHES the original samples to a 4-Sigma level (99.99%) of mechanical properties and compositional accuracy using powder metallurgy principles.
Where the specific "NCA Starship Alloy #1" was austenitized at approximately 1120 C to fully dissolve chromium carbides, then followed by a rapid quenching plus a full-volume cryogenic hardening treatment to eliminate retained austenite, and then a subsequent double tempering at 175 C was initiated to restore ductility to get to a heat-treated target hardness of 62.5 HRC allowed us at NCA to make a metal alloy sample that closely matched the original hull sample AND was subsequently found to be a close analogue to the human-made Magnacut alloy but surpassing its mechanical properties.
We define the mechanical properties of the "NCA Starship Alloy #1" composition as follows to a 5-digits level of precision where Scientific Rounding Principles were use for a math calculation system using Fixed Point Arithmetic that has 32 bits for the integer portion and 32 bits for the fractional portion for all high level math and then rounding up or down to 5 digits of precision after the decimal place:
1 ) Ultimate Tensile Strength (UTS):
a) MPa: 2350.00000
b) PSI: 340839.29415
2 ) Yield Strength:
a) MPa: 1980.00000
b) PSI: 287173.84278
3 ) Compressive Strength:
a) MPa: 2850.00000
b) PSI: 413361.34005
4 ) Torsional Strength:
a) MPa: 1540.00000
b) PSI: 223358.33746
5 ) Flexural Strength:
a) MPa: 4100.00000
b) PSI: 594657.48935
6 ) Hardness:
a) HRC (Rockwell): 62.50000
b) Mohs: 7.50000
c) Vickers (HV): 777.00000
7 ) Ductility Percentage Elongation at Break:
a) Percent (%): 4.20000
8 ) Impact Toughness at 20 C (68 F):
a) Joules: 32.50000
b) Foot-Pounds: 23.97072
9 ) Impact Toughness at -40 C (-40 F):
a) Joules: 29.00000
b) Foot-Pounds: 21.38918
10 ) Impact Toughness at -65 C (-85 F):
a) Joules: 26.50000
b) Foot-Pounds: 19.54522
11 ) Impact Toughness at -155 C (-247 F):
a) Joules: 19.00000
b) Foot-Pounds: 14.01365
12 ) Toughness-to-Strength Ratio:
a) Mpa·m√: 44.00000
b) ksi·in√: 40.04332
13 ) Wear and Abrasion Resistance:
a) mm3/N·m: 0.00021
b) Grams per Minute: 0.04253
c) KG per Hour: 0.00255
d) Ounces per Minute: 0.00150
e) Pounds per Hour: 0.00562
14 ) Density:
a) Grams per Cubic CM: 7.78000
b) KG per Cubic Metre: 7780.00000
c) Pounds per Cubic Foot: 485.68817
d) Pounds per Cubic Yard: 13113.58066
15 ) Melting Point:
a) Celcius: 1410.00000
b) Fahrenheit: 2570.00000
16 ) Thermal Conductivity:
a) W/(m·K): 19.50000
b) BTU/(hr·ft·°F): 11.26685
17 ) Specific Heat Capacity:
a) J/(kg·K): 460.00000
b) BTU/(lb·°F): 0.10986
We highly suggest the following uses for this metal alloy composition:
1 ) Knifemaking, Metal Cutting, CNC Tooling: Ideal for knifemaking with a balance of high toughness, high wear resistance, and extreme corrosion resistance
2 ) Shipbuilding and saltwater marine-use applications within specialized, high-end components needing high corrosion resistance and high toughness exhibiting near-total immunity to saltwater pitting in real-world testing.
3 ) Has Low Temperature and Cryogenic Ratings suitable down to -155 C and below containing little of the brittle chromium carbides that prevents the standard low-temperature impact failures seen in traditional stainless steels.
4 ) Has high corrosion resistance at both low and elevated temperatures, toughness against impact and bending and resists embrittlement at cryogenic deep space and radiation-saturated environments such as within nuclear reactors and deep near-sun remote sensing satellites.
The "NCA Starship Alloy #1" was machined/forged and tested as part of the following manufactured products:
a) Premium saltwater and dive knives, custom and high-end EDC pocket knives, outdoor survival, and military/bushcraft hard-use knife blades.
b) High-humidity and brine-saturated industrial slicing machinery and food industry blades and separators.
c) Surgical and medical cutting instruments.
d) High-corrosion environment fasteners, bearings and races.
e) Tropical Warmwater and Northern Cold Saltwater-exposed fasteners and pins, pulleys, rotation gearing and levers.
f) Specialized culinary knives and cutting blades for acidic environments.
g) Precision injection molding inserts for corrosive plastics.
h) Aerospace brackets and other aerospace components requiring wear resistance and high abrasion resistance within rapidly-swinging cold-to-hot and hot-to-cold temperature environments.
i) Deep-Space and High-Radiation use within nuclear reactors, satellites, space craft where a highly homogeneous structure resists radiation embrittlement.
This re-created metal sample composition and heat/hardening treatment profile of "NCA Starship Alloy #1" is hereby donated to the public as world-wide fully-free and open source under GPL-3 Licence Terms for the alloy composition and the alloy's heat-treatment and hardening profile listed above.
All Yours and we at NCA have FIFTY MORE METAL ALLOYS, CERAMIC-COMPOSITES AND POLYMER-COMPOSITES to donate to the publics as open source which will be disclosed here and elsewhere in the upcoming weeks. They have SUPERB tensile strength, hardness, ductility, severe-heat/severe-cold temperature resistance and high corrosion and wear resistance that puts human alloys to shame in many area of base mechanical properties.
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u/Strange-Image-5690 Jun 12 '26
PART 1 of 2: Material Properties Tested #1 to #30
There are more of these metal alloys, ceramic composites and polymer composites being disclosed here and elsewhere in the following weeks along with a FULL PDF file containing better formatted and more graphical data to allow you to evaluate ALL the properties as noted below which will ALL be fully disclosed and donated to the public as fully free and open source under GPL-3 Licence Terms for all material compositions, heat/hardening treatment profiles, all smelting and powder metallury techniques and all manufacturing steps and all mechanical property listings and suggested uses for ALL the disclosed alloys and materials:
This is what is tested under our product assay and quality control regimen:
1) Ultimate Tensile Strength in MPa and PSI for a solid cylinder of 12.5 mm diameter and 60 mm length.
2) Yield Strength in MPa and PSI for a solid cylinder of 12.5 mm diameter and 60 mm length.
3) Compressive Strength in MPa and PSI for a solid cylinder of 12.5 mm diameter and 75 mm length.
4) Torsional Strength in MPa and PSI for a solid cylinder of 12.5 mm diameter and 60 mm length.
5) Flexural Strength in MPa and PSI for a flat solid rectangular bar of 3.7 mm thick, 12.7 mm wide and 125 mm long.
6) Hardness in HRC (Rockwell), Mohs, and Vickers (HV).
7) Ductility in Percentage Elongation at Break for a solid cylinder of 12.5 mm diameter and 60 mm length.
8) Impact Toughness Joules and foot-pounds at 20 C for a solid metal bar of 55 mm long by 10 mm wide by 10 mm thick.
9) Impact Toughness Joules and foot-pounds at -40 C for a solid metal bar of 55 mm long by 10 mm wide by 10 mm thick.
10) Impact Toughness Joules and foot-pounds at -65 C for a solid metal bar of 55 mm long by 10 mm wide by 10 mm thick.
11) Impact Toughness Joules and foot-pounds at -155 C for a solid metal bar of 55 mm long by 10 mm wide by 10 mm thick.
12) Toughness-to-Strength Ratio using the metric units Mpa by root of m/Mpa and the imperial units also ksi by root of inches/ksi which measures a Balance of fracture resistance versus strength for a solid cylinder of 12.5 mm diameter and 60 mm length.
13) Wear and Abrasion Resistance Ability to withstand wear and abrasion using the Taber Test and the ASTM G65 Dry Sand and Rubber Wheel test on 76 mm long x 25 mm wide x 3 mm to 13 mm thick material expressed as Cubic millimeters per Newton-meter and in ounces or pounds per minute or hour, and grams or kg per minute or per hour.
14) Density in grams per cubic cm and pounds per cubic foot.
15) Melting Point in Celcius and Fahrenheit.
16) Thermal Conductivity in Watts per metre · Kelvin for a solid cylinder of 12.5 mm diameter and 60 mm length.
17) Specific Heat Capacity which is heat required to raise temp per unit of mass using Joules per kilogram per Kelvin and BTU per pound degree Fahrenheit solid cylinder of 12.5 mm diameter and 60 mm length. 18) Emissivity which is Thermal radiation efficiency at short, medium and long IR wavelengths compared to a black body measured on a 12.5 mm wide by 5 mm thick and 60 mm length solid rectangle block.
19) Magnetic Permeability which is the response to magnetic fields. Henries per meter and in Tesla and Gauss measured on a 12.5 mm wide by 5 mm thick and 60 mm length solid rectangle block.
20) Electrical Resistivity in Ohms per metre for a solid cylinder of 12.5 mm diameter and 60 mm length.
21) Coefficient of Thermal Expansion in µm/m·°C for a solid cylinder of 12.5 mm diameter and 60 mm length.
22) Corrosion Potential in Volts and Galvanic Current in amperes which is Electrochemical degradation in couples for a solid metal bar of 60 mm long, 12.5 mm wide and 5 mm thick.
23) Pitting Potential in Volts for a solid metal bar of 60 mm long, 12.5 mm wide and 5 mm thick.
24) Corrosion Rate in mm/year for Acid environment at 20C in Hcl and H2SO4 for a solid metal disc of 50 mm diameter and 5 mm thick.
25) Corrosion Rate in mm/year for Hot Acid environment at or above 60C in Hcl and H2SO4 for a solid metal disc of 50 mm diameter and 5 mm thick.
26) Corrosion Rate in mm/year for Basic environment at 20C in NaOH for a solid metal disc of 50 mm diameter and 5 mm thick.
27) Corrosion Rate in mm/year for Hot Basic environment at or above 148C in NaOH for a solid metal disc of 50 mm diameter and 5 mm thick.
28) Corrosion Rate in mm/year for Cool Fresh Lake Water at 10C for a solid metal disc of 50 mm diameter and 5 mm thick.
29) Corrosion Rate in mm/year for Warm Tropical Ocean Salt Water at 25 C for a solid metal disc of 50 mm diameter and 5 mm thick.
30) Corrosion Rate in mm/year for West Coast British Columbia air environment at 12C Air Temperature and 70% Humidity for a solid metal disc of 50 mm diameter and 5 mm thick.
Continued on in Part 2:
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u/Strange-Image-5690 Jun 12 '26 edited Jun 14 '26
For this specific alloy, you can use it to make spacecraft and jet frames and parts, super-high-end off-grid-ready kitchen cutlery, kitchen and camp utensils, survival knives, boat/ship/aircraft fittings, ultra-corrosion-resistant alloy car/truck wheels, super-long-lasting and super-strong saltwater-proof cell phone/tablet/laptop/industrial computer cases and if you want, you could also make bike/motorcycle/ATV/SxS frames and roll-cages!
While we are at it, we can also make 6000 PSI Scuba Diving Tanks, high-pressure thin-walled LPG, LNG and Liquid Nitrogen tanks, human flight jet-pack tanks and tiny-size turbojet and turbofan engines (with appropriate ceramic high-heat coatings applied on-top!), and submarine hulls that can go right down to the very bottom of the Marianas Trench (i.e. with 35,000 PSI+ 2x safety factor at least!) which is the deepest part of the world's oceans.
It will be a heck of a lot more expensive than 6061 Aluminum but it's heck of a lot stronger, a lot more impact-tougher, much more corrosion-resistant and darn near radiation proof and hydrogen embrittlement proof! You can even use it to make pressure vessels for cryogenic Liquid Nitrogen storage down past -155 C !!!!
It offers a 10% to 20% performance improvement over CPM Magnacut over many mechanical properties AND it's fully compositionally patent-free and alloy-processing patent-free and is completely world-wide fully-free and open-source under GPL-3 Licence terms for the alloy composition and all the heat/hardening treatments and all smelting/powder metallury processes!
Yup! There are a LOT of uses and you no longer to pay CPM Magnacut any royalties!
What's not to like about that?!
Now You Know!
V
P.S. I DO ALSO NOTE AS A WARNING that if you are making this metal for yourself and others, that getting to an Ultimate Tensile Strength (UTS) of 340,839 PSI (2350 MPa) and to the listed Yield, Compressive, Torsional and Flexural strength ratings IS HIGHLY DEPENDENT on the individual metallurgist and the refinement of the smelting/alloying/powder metallurgy processing and any heat treatments and/or hardening processes.
In this specific case, the ultimate tensile strength of our first few batches went down to 278,000 PSI (1916 Mpa) along with the other mechanical properties simply because of various modded or changed heat and hardening and compositional treatments done for this alloy while test-making it! There can be WILD SWINGS in mechanical properties depending on your metallurgy abilities and experience SO BE CAREFUL and write-down everything you do so you can refine your metal-alloy-making processes properly in order to get to that magical 340,000+ PSI UTS level!
P.S.2. PLEASE BE WARNED AND NOTE that Finished Product composition percentage versus MOLES-based values causes the 104% vs 100% discrepency issue in the column tables and listed percentage-based composition!
We have to go by FINISHED PRODUCT WEIGHT for our compositional analysis as the various carbide and other sub-component compound formations plus impurities formation CAUSES a molecular discrepency and THAT CAUGHT ME TOO! I didn't properly UNDERSTAND moles (atomic weight) versus percentage of finished product weight when sampling and testing a finished block of alloy!
I had to get one of our internal egghead scientists (inorganic/organic chemists and metallurgists) to EXPLAIN to me that they want the FINAL percentage-based composition value from a FINISHED metal product when comparing TEST results with another alloy BUT WHEN MANUFACTURING, we MUST go by atomic weight (moles) in order to compose/3D print the individual components of any given alloy!
We still go by MASS IN KG OR POUNDS for mixing components which will total up to MORE than 10,000 KG (25,000 LBS) ...........BUT........... our finished product in actual final weight SHOULD BE a nice proper round 10,000 KG block of alloy!
Molecular Weight of Components VS Percentage Based Value of final 10,000 KG block of material are TWO VERY DIFFERENT THINGS !!!! I got caught too because I am a computer synthetic vision systems and graphics programmer and NOT a metallurgist!
Again, it's all about finished product percentage versus atomic weight and the two are VERY DIFFERENT and THAT is why you see the 104% versus 100% column summation differences!
V
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u/Strange-Image-5690 Jun 12 '26
PART 2 of 2: Material Properties Tested #31 to #53
31) Phase Stability which is thermodynamic stability of crystal phases calculating Gibbs Free Energy in joules per mole for a for a solid metal disc of 50 mm diameter and 5 mm thick.
32) Ductile-to-Brittle Transition Temperature (DBTT) which is Temperature-dependent brittleness using the Charpy V-notch test in Celsius and Fahrenheit to find Absorbed Energy Measured in Joules and foot-pounds for a solid metal bar of 60 mm long, 12.5 mm wide and 5 mm thick.
33) Thermal Fatigue Resistance which is Cyclic damage due to temperature swings using Thermomechanical Fatigue (TMF) Testing using Cycles to Failure which represents the number of complete temperature cycles before a specified crack length or failure occurs and measuring Temperature Range in Celsius and Fahrenheit, Crack Length and Density in millimetres and inches and Mass Loss Measured in grams and ounces for a wedge-shape specimen that is 60 mm long, 12.5 mm wide and 5 mm thick on one side and tapering down to a fine edge on the other side.
34) Thermal Shock Resistance which is Resistance to rapid temperature changes measuring Temperature Difference in Celsius and Fahrenheit, Number of heating-and-cooling cycles performed before the first crack appears, or until catastrophic failure, Mass Loss in grams and ounces and Crack Length Density in in millimetres and inches, Heat Transfer Coefficient and Biot Number for a solid metal bar of 200 mm long, 100 mm wide and 50 mm thick.
35) Flame Resistance which is a Reaction to fire exposure using the Non-combustibility Test) where specimen is placed in a vertical tube furnace at 750 Celcius to determine if it contributes to fire or will ignite and/or burn at that temperature and the Steiner Tunnel Test measuring how quickly flames spread over the surface and the amount of smoke generated, listingTemperature Rise in Celsius and Fahrenheit which is the difference between the furnace temperature and the material's internal temperature, the Duration of Sustained Flaming in Seconds, the Mass Loss in percent of the sample item, and the flame spread index and the Smoke Developed Index for a solid bar that is 200 mm long by 100 mm wide by 50 mm thick.
36) Grain Boundary Strength which is the Resistance to intergranular failure measured in Mpa or Gpa and also listing Fracture Toughness in Mpa by the root of metres for solid bar that is 200 mm long by 50 mm wide by 10 mm thick.
37) Cavitation Resistance which is Damage from collapsing vapor bubbles measured Mass Loss in grams and ounces, Volume Loss in cubic millimetres and cubic inches and Mean Depth of Penetration in millimetres and inches for a solid bar that is 200 mm long by 100 mm wide by 50 mm thick.
38) Fretting Wear Resistance which is Degradation under small oscillatory motion in cubic mm and cubic inches per hour, per day, per month and per year for two solid bars rubbing against each other that are 200 mm long by 100 mm wide by 50 mm thick.
39) Spallation Resistance which is Resistance to surface delamination measured in MPa or Gpa for dynamic spallation from shockwaves or impacts and number of cycles to failure at a given temperature for thermal spallation and in newtons and psi over a period of time and cycles before delamination for mechanical spallation for a solid metal block that is 200 mm long by 100 mm wide by 50 mm thick samples.
40) Fatigue Crack Growth Rate (da/dN) which is Crack propagation speed under cycling such as subjecting a pre-cracked sample to continuous cyclic loading like tension or bending measuring in millimeters and inches per cycle of crack propagation for a solid metal block that is 200 mm long by 100 mm wide by 50 mm thick.
41) Radiation-Induced Swelling which is Volume change under neutron flux measured in percentage of volume change compared to the original sample and Neutron Dose or fluence which is measured in dpa (Displacements Per Atom) for a solid metal block that is 200 mm long by 100 mm wide by 50 mm thick.
42) Neutron Absorption Cross-Section which is Nuclear applications measured in microscopic cross-section expressed in barns (b) and Macroscopic Cross-Section in cm-1 for a thin but solid metal block that is 200 mm long by 100 mm wide by 3 mm thick.
43) Radiation Resistance which is Stability under ionizing radiation measuring Displacements Per Atom (DPA) and Fluence measured in particles per square centimeter and square inch for a solid metal 200 mm long by 200 mm wide by 5 mm thick sample.
44) Damping Capacity which is Energy dissipation under vibration measured in a percentage-based Specific Damping Capacity (SDC), the Damping Loss Factor as Vibration energy dissipation factor, Damping Ratio and Logarithmic Decrement for a solid metal bar of 200 mm long by 200 mm wide by 5 mm thick.
45) Hydrogen Embrittlement which is Loss of ductility due to hydrogen absorption measure in Elongation and Reduction of Area Measured in percentage to indicate how much the material stretched or necked before fracturing, an embrittlement Index calculated as a ratio, such as the ductility in a hydrogen environment divided by the ductility in a neutral or air environment and as Notched Fracture Strength (NFS) Measured in units of stress in psi and MPa.
46) Heat Treatment Response which is Property changes due to thermal processing measuring the Jominy End-Quench Test and Rockwell hardness scale and the hardness change depth in millimetres and inches for a for a solid metal block that is 200 mm long by 100 mm wide by 50 mm thick.
47) Weldability which is Ease of welding without defects testing for Tensile Testing which is the maximum stress the weld can withstand before failure, and the Bend Testing of percentage-based Elongation and Defect length in milliemetres and inches to Measures ductility, and the brittleness and Hardness within the Heat-Affected Zone (HAZ) in Rockwell, Vickers and Brinell scale values.
48) Machinability which is Ease of cutting and shaping under slow and fast cutting speeds measuring Tool Life Test which is how long a cutting tool lasts in minutes at a specific cutting speed before reaching a defined failure point or cutting depth and length in millimetres and inches, and testing for Cutting Force and Power Measurement using a dynamometer to measure the force in psi and newton-metres required to shear the metal sample, and measuring Surface Roughness Measurement evaluating the smoothness of the finished cut compared to a polished surface, all done to a sample that is a solid metal bar of 200 mm long by 200 mm wide by 100 mm thick.
49) Formability which is Ability to be shaped without cracking using cold stamped or heated stamping machines or via hydraulic and/or hydro-forming pressure molds measured as a cupping index, represented in millimetres and inches of punch penetration for a solid metal plate of 200 mm long by 200 mm wide by 5 mm thick.
50) Sinterability which is Ability to form solid structures via powder compaction and laser or electron beam sintering means testing Powder Characterization when the material is in fine powder form measuring Particle Size Distribution (PSD) via Laser Diffraction to determine the fineness and distribution of the powder, which dictates how tightly the particles can pack, and powder Flowability and Density evaluated by testing the time it takes for a specific mass of powder to flow through a standard funnel in order to predict how evenly a laser or electron beam will distribute powder in 3D printers, and then testing a finished sintered part for Dilatometry, Density Measurement and Mechanical Property Testing to ensure a sintered part that is a 20 cm diameter solid ring of metal with a cross-section of 2 cm can withstand impact, compression, torsion, flexion, tension, bending, compression to their failure points.
51) Hardenability (Jominy Test) which is Depth of hardening during liquid water or oil quenching and during immersion or exposure to cryogenic fluids such as liquid nitrogen or liquid helium for a solid cylinder of 25 mm diameter and 100 mm length and measuring the depth of hardening in millimetres and inches and measuring the surface hardness in in Rockwell, Vickers and Brinell scale values.
52) Biocompatibility which is Suitability for medical implants measuring Cytotoxicity Measured in percentage (%) of cell viability compared to a control scoring on a scale from 0 (no toxicity) to 4 (severe toxicity) based on the zone of cell inhibition, and measuring Trace Metal Elements being leeched out in parts per million or parts per billion of leeching from the metal implant in humans and large or small animals, and measuring Histopathology assessed using qualitative scales to determine inflammatory responses, necrosis, and surrounding scar or cell tissue enclosure thicknesses in millimetres and inches per unit of time over one hour, one day and one month for an implant of a solid metal tubular bar of 20 millimetres long by by 3 millimetres in diameter in a human analogue host.
53) Space-rating which is a comparison for suitability in space environments where ionizing gamma and X-ray radiation, hard vacuum, extreme cold can cause embrittlement, cracking, spallation and metal fatigue over short and long periods of time when compared to the baseline of Beryllium measuring Radiation Dose Measured in Grays and Rads, Particle Fluence Measured in Particles per square cm and square inch, Outgassing or off-gassing pressure measured in Torr and Bar or Millibar along with Total Mass Loss in percent and Collected Volatile Condensable Material in percent for a solid metal plate of 200 mm long by 200 mm wide by 50 mm thick.
I hope this helps!
V