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21 cm K 12 (E)

German railroad gun
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21 cm K 12 (E)

Summary

21 cm K 12 (E) is an artillery model[1]. 21 cm K 12 (E) draws 60 Wikipedia views per month (artillery_model category, ranking #222 of 968).[2]

Key Facts

  • 21 cm K 12 (E)'s image is recorded as 210 mm Railway Gun.jpg[3].
  • 21 cm K 12 (E)'s instance of is recorded as artillery model[4].
  • 21 cm K 12 (E)'s manufacturer is recorded as Friedrich Krupp AG[5].
  • 21 cm K 12 (E)'s subclass of is recorded as railway gun[6].
  • 21 cm K 12 (E)'s designed by is recorded as Krupp[7].
  • 21 cm K 12 (E)'s Commons category is recorded as 21-cm-Kanone 12 (E)[8].
  • 21 cm K 12 (E)'s country of origin is recorded as Germany[9].
  • 21 cm K 12 (E)'s country of origin is recorded as German Empire[10].
  • 21 cm K 12 (E)'s participated in conflict is recorded as World War II[11].
  • 21 cm K 12 (E)'s Freebase ID is recorded as /m/04cw1d6[12].
  • 21 cm K 12 (E)'s ammunition is recorded as 21 cm HE[13].
  • 21 cm K 12 (E)'s total produced is recorded as {'amount': '+2'}[14].
  • 21 cm K 12 (E)'s described by source is recorded as Twentieth-Century Artillery[15].
  • 21 cm K 12 (E)'s length is recorded as {'unit': 'Q174789', 'amount': '+33300'}[16].
  • 21 cm K 12 (E)'s speed is recorded as {'unit': 'Q182429', 'amount': '+1500'}[17].
  • 21 cm K 12 (E)'s mass is recorded as {'unit': 'Q11570', 'amount': '+302000'}[18].
  • 21 cm K 12 (E)'s field of view is recorded as {'unit': 'Q28390', 'amount': '+1'}[19].
  • 21 cm K 12 (E)'s effective firing range is recorded as {'unit': 'Q11573', 'amount': '+115000'}[20].
  • 21 cm K 12 (E)'s slope is recorded as {'unit': 'Q28390', 'amount': '+25'}[21].
  • 21 cm K 12 (E)'s slope is recorded as {'unit': 'Q28390', 'amount': '+55'}[22].
  • 21 cm K 12 (E)'s caliber is recorded as {'unit': 'Q174789', 'amount': '+210'}[23].

Body

Physical Characteristics

21 cm K 12 (E)'s length is recorded as {'unit': 'Q174789', 'amount': '+33300'}[16]. Its speed is recorded as {'unit': 'Q182429', 'amount': '+1500'}[17].

Designation and Status

21 cm K 12 (E)'s instance of is recorded as artillery model[4].

Why It Matters

21 cm K 12 (E) draws 60 Wikipedia views per month (artillery_model category, ranking #222 of 968).[2] 21 cm K 12 (E) has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[24]

Related Entities

German Empire Germany

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . Twentieth-Century Artillery. wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . Freebase Data Dumps. wikidata.org.
  11. [13] ↑ . Twentieth-Century Artillery. wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . Twentieth-Century Artillery. wikidata.org.
  14. [16] ↑ . Twentieth-Century Artillery. wikidata.org.
  15. [17] ↑ . Twentieth-Century Artillery. wikidata.org.
  16. [18] ↑ . Twentieth-Century Artillery. wikidata.org.
  17. [19] ↑ . Twentieth-Century Artillery. wikidata.org.
  18. [20] ↑ . Twentieth-Century Artillery. wikidata.org.
  19. [21] ↑ . Twentieth-Century Artillery. wikidata.org.
  20. [22] ↑ . Twentieth-Century Artillery. wikidata.org.
  21. [23] ↑ . Twentieth-Century Artillery. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [24] ↑ . Wikidata sitelinks. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). 21 cm K 12 (E). Retrieved May 3, 2026, from https://4ort.xyz/entity/21-cm-k-12-e
MLA “21 cm K 12 (E).” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/21-cm-k-12-e.
BibTeX @misc{4ortxyz_21-cm-k-12-e_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{21 cm K 12 (E)}}, year = {2026}, url = {https://4ort.xyz/entity/21-cm-k-12-e}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 21 cm K 12 (E) — https://4ort.xyz/entity/21-cm-k-12-e (retrieved 2026-05-03)

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