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Instructions upon the Establishment of a Policy for the Use of Electric Welding in Hull Structures
- AI summary (β)
- This material is the instruction document "Instructions upon the Establishment of a Policy for the Use of Electric Welding in Hull Structures," concerning a review of policy for the application of electric welding to hull structures and improvements based on the principle of safety first. In response to the Tomoshima Incident and the Fourth Fleet heavy-weather accident, Imperial Japanese Navy shipbuilding engineers and the Director of the Fourth Department instruct on the policy for the use of welding in naval vessels (excluding submarines), and on reinforcement and the removal of internal stress in completed vessels and vessels under construction. Date unknown. Keywords: electric welding, hull structure, Imperial Japanese Navy, Director of the Fourth Department, Tomoshima Incident, Fourth Fleet heavy-weather accident, naval vessels, reinforcement, removal of internal stressAuto-generated by Azure OpenAI gpt-5.5 from OCR text (which may contain errors) and image captions.
- Item ID
- 91e8f61c-7da7-4453-9cfa-ca83e3d27a88
- Catalogue ID
- 30050301
- Card catalogue
- "Navy Electric Welding Regulations," etc.
- Doc type
- 訓示書
- Category
- 軍艦構造:溶接
- Extent
- Typed and handwritten mimeograph | 5 sheets
- Holder
- 東京大学柏図書館
- Year registered
- 2007
- Remarks
- Hiraga, commissioned; bears a top secret stamp

































