Steel
E385520
Steel is a strong, durable alloy primarily composed of iron and carbon, widely used in construction, manufacturing, and tools.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Steel canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T3753663 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Steel Context triple: [Dawn Steel, familyName, Steel]
-
A.
Steel
Steel is a 1997 superhero film based on the DC Comics character John Henry "Steel" Irons, featuring Shaquille O'Neal in the title role.
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B.
Steel
Steel is a Scottish Liberal Democrat politician who served as leader of the Liberal Party and was the first Presiding Officer of the Scottish Parliament.
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C.
Cor-Ten steel
Cor-Ten steel is a high-strength, low-alloy weathering steel known for forming a stable, rust-like protective patina that eliminates the need for painting and is widely used in architecture and outdoor structures.
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D.
Damascene steel
Damascene steel is a famed historical type of patterned, high-carbon steel renowned for its exceptional strength, sharpness, and distinctive wavy surface designs used in swords and blades.
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E.
Noric steel
Noric steel was a highly prized, exceptionally hard and durable iron alloy produced in the ancient Celtic kingdom of Noricum, renowned across the Roman world for superior weapons and tools.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Steel Target entity description: Steel is a strong, durable alloy primarily composed of iron and carbon, widely used in construction, manufacturing, and tools.
-
A.
Steel
Steel is a Scottish Liberal Democrat politician who served as leader of the Liberal Party and was the first Presiding Officer of the Scottish Parliament.
-
B.
Steel
Steel is a 1997 superhero film based on the DC Comics character John Henry "Steel" Irons, featuring Shaquille O'Neal in the title role.
-
C.
Cor-Ten steel
Cor-Ten steel is a high-strength, low-alloy weathering steel known for forming a stable, rust-like protective patina that eliminates the need for painting and is widely used in architecture and outdoor structures.
-
D.
Damascene steel
Damascene steel is a famed historical type of patterned, high-carbon steel renowned for its exceptional strength, sharpness, and distinctive wavy surface designs used in swords and blades.
-
E.
Noric steel
Noric steel was a highly prized, exceptionally hard and durable iron alloy produced in the ancient Celtic kingdom of Noricum, renowned across the Roman world for superior weapons and tools.
- F. None of above. chosen
Statements (79)
| Predicate | Object |
|---|---|
| instanceOf |
Alloy
ⓘ
Engineering material ⓘ Metallic material ⓘ |
| hasConstituent | Carbon ⓘ |
| hasGlobalEconomicImportance | High ⓘ |
| hasMainConstituent | Iron ⓘ |
| hasMicrostructure |
Austenite
ⓘ
Bainite ⓘ Ferrite ⓘ Martensite ⓘ Pearlite ⓘ |
| hasProperty |
Ductility
ⓘ
Formability ⓘ High tensile strength ⓘ Magnetism (for most carbon and low-alloy steels) ⓘ Toughness ⓘ Weldability ⓘ |
| hasType |
Alloy steel
ⓘ
Carbon steel ⓘ High-speed steel ⓘ High-strength low-alloy steel ⓘ Maraging steel ⓘ Rebar steel ⓘ Sheet steel ⓘ Spring steel ⓘ Stainless steel ⓘ Structural steel ⓘ Tool steel ⓘ Weathering steel ⓘ
linked to:
Cor-Ten steel
|
| hasTypicalCarbonContentRange | 0.02–2.1% by weight ⓘ |
| hasTypicalDensity | Approximately 7.8 g/cm³ ⓘ |
| hasTypicalMeltingPointRange | Approximately 1370–1510 °C ⓘ |
| isAlloyedWith |
Boron
ⓘ
Chromium ⓘ Cobalt ⓘ Copper ⓘ Manganese ⓘ Molybdenum ⓘ Nickel ⓘ Niobium ⓘ Silicon ⓘ Titanium ⓘ Tungsten ⓘ
linked to:
tungsten
Vanadium ⓘ |
| isClassifiedBy |
Chemical composition
ⓘ
Heat treatment condition ⓘ Mechanical properties ⓘ Product form ⓘ |
| isCorrosionResistantWhen | Alloyed with sufficient chromium (stainless steel) ⓘ |
| isDistinguishedFrom | Cast iron ⓘ |
| isEssentialFor |
Industrial manufacturing
ⓘ
Modern infrastructure ⓘ Transportation systems ⓘ |
| isHeatTreatedBy |
Annealing
ⓘ
Case hardening ⓘ Normalizing ⓘ Quenching ⓘ Tempering ⓘ |
| isProducedByProcess |
Basic oxygen steelmaking
ⓘ
Electric arc furnace steelmaking ⓘ Secondary metallurgy ⓘ Steelmaking ⓘ |
| isRecyclable | True ⓘ |
| isRegulatedByStandard |
ASTM standards
ⓘ
linked to:
ASTM International
EN standards ⓘ ISO standards ⓘ |
| isUsedFor |
Automobiles
ⓘ
Bridges ⓘ Building structures ⓘ Construction ⓘ Energy infrastructure ⓘ Household appliances ⓘ Machinery ⓘ Pipelines ⓘ Pressure vessels ⓘ Railway tracks ⓘ Reinforced concrete ⓘ Ships ⓘ Tools ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Steel Description of subject: Steel is a strong, durable alloy primarily composed of iron and carbon, widely used in construction, manufacturing, and tools.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.