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Subject: welded on double plates gen. Tunnel ..................................................................................................................................... 3Tunnel length ..................................................................... 2000 mm . Tunnel inner diameter.........................................................1785 mm Wall thickness ....................................................................... 20 mm Material .........................................................grade A, ship steel Number of outside reinforcement ribs circumferentially ..................................................................... 3 longitudinally .......................................................................... 0 Stainless steel ring welded into tunnel at the propeller disc. Ring thickness ......................................................................... 6 mm Seating for main drive is welded onto the tunnel. The tunnel is supplied with the pod ready mounted. Cathodic protection The tunnel is protected with anodes welded on double plates: что такое welded on double plates? |
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где-то здесь кроется разгадка
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| а буквально не хотите написать - приваренные к двойным пластинам? |
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Петр, не молчите! Хотите или не хотите? |
| what are you talking about, seaman? |
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