S E L E C T E D PAPERS
FROM
T H E JOURNAL O F
T H E SOCIETY O F NAVAL A R C H I T E C T S O F JAPAN
VOL.
2
STRENGTH VIBRATION MATERIALS WELDING NOISE MEASUREMENT CONSTRUCTION Published by T H E S O C I E T Y O F NAVAL A R C H I T E C T S O F JAPANNo. 35 Shiba-Kotohiracho, Minato-ku, Tokyo, Japan
Contents
1. Plastic Design in Steel Structures (5th Report) —Studies on Plastic Design of the Bipod-Type Masts—
Yuzuru F u j i T A , Tokio F u j i i and I-Coichiro YOSHIDA . . . . 1 2. Minimum Weight Design of Structures Based on Buckling Strength and
Plastic Collapse (1st and 2nd Reports)
Yoshio A K I T A and Tokio F U J I I . . . . 11 3. On the Coupling of Hull Vibration and Bottom Vibration of Ships
Michio YAMAKOSHI and Satoru O H N U M A . . . . 23 4. A Study of Vertical Vibration of Ships (2nd Report)
Katsuo OHTAKA, Fujio TAKAIRA, Fukuden H I B I N O
and Masatomo O H J I . . . . 39
5. Fore-and-Aft Vibration of Superstructure Located at Aftership
Tomoyuki HIROWATARI and Kohei MATSUMOTO . . . . 41 6. Some Characteristics of the Fracture Stress Curve in Steel
Kazuo TERAZAWA, Midori OTANI, Kiyoshi TERAI
and Fumiyoshi K A N A T A N I . . . . 55 7. Fracture Mechanics Analysis of Stiffener-Type Crack Arrester
Masao YOSHIKI, Takeshi KANAZAWA and Susumu MACHIDA . . . . 63
8. On Brittle Fracture Initiation Characteristic to Welded Structures (3rd Report) •—Strain Concentration at Welded-joints with Various Types of Initial Distortion— Toshio YADA. . . . 73 9. Effect of Mechanical Stress ReHeving on Low Load Fracture in Welded
Wide Plate . . . Kazuo TERAZAWA, Midori O T A N I and Yukio UEDA . . . . 83
10. Application of Electrogas Welding Process to the Hull Construction on the Ship Way Takashi TANIGAKI. . . . 91 11. A Study on the Ship Noise Measurement Aritomo NAKANO. . . . 103 12. The Fairing of Ship Lines and Seam Landing Calculation by a Computer
