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这部分我怎么越看越迷糊……
materials
rudder stock:
material:28Mn6N ReH min.=340N/m㎡ Rm min.=520/m㎡
Kv(L)min.=27J at-20℃
Cone Block:
GS52.3 Remin.=340N/m㎡ Rm min.=520N/m㎡
C% max.=0.18%
Neck bearing House:
St52.3N
Neck bearing material:
Vesconite
Liners on stock:
Stainless steel
mass of items:
rudder trunk: ca. 14.000kg(complete)
rudder stock: ca. 12.000kg
rudder blade: ca. 18.000kg
ship data:
Lenght o.a. :140,64m
Lenght b.p.p. :130m
Breadth moulded :21,80m
Draugth MLD :7,321m
Summer draught :7,335m
Speed at 85% MCR draught of 7,33m :max.18 Kn
Eff. rudder torq :430kNm
Rudder Type :BR3400-C580
Rudder area :16,6㎡
Rudder area ratio :Ca. 1.75%
Rudder angle :2*35°/60°
high rudder angle at reduced speed |
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