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NIPPON KAIJI KYOKAI |
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CERTIFICATE |
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No.FE 91 OS - 02058 |
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Date 6 February 1991 |
THIS IS TO CERTIFY that I, the undersigned
Surveyor to the Nippon Kaiji Kyokai , Osaka , did at the request of Messrs. Navatech Co., Ltd., Kobe, Japan, attend at Minato Seiki Iron Works Co., Ltd., Takatsuki, Japan, on 6 February 1991 in order to wittness the breaking test on
LOCKING AND SEALING DEVICE FOR FREIGHT CONTAINER DOORS
TYPE "NAVALOCK MKIIIA"
Three (3) sets of each of production sample of the above were verified against the manufacturers drawing and tested in accordance with their proposed method.
- Applied compression load to the locking pin towards the direction of extruding the pin from it's locking socket.
- Applied tension load to the lock assembly towards the direction of breaking the lock.
The following results were obtained in the presence of the undersigned:-
| Test results Item 1 (Extrusion test) |
1) Failed at locking ring
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1,700 kgs
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1,740 kgs
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1,690 kgs
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Test results Item 2 (Tension test) |
1) Failed at locking assembly
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3,810 kgs
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3,340 kgs
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3,870 kgs
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2. 10. 100.000
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