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发表于 2010-1-14 18:05
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来自: 中国辽宁大连
201 Rudder stocks, pintles, coupling bolts, keys and cast
parts of rudders shall be made of rolled, forged or cast carbon
manganese steel in accordance with Pt.2.
For rudder stocks, pintles, keys and bolts the minimum yield
stress shall not be less than 200 N/mm2. |
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