BS 4670:1971被替代
Specification for alloy steel forgings
出版：British Standards Institution
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基本信息
標準編號： BS 4670:1971
發布時間：1971/9/30 0:00:00
標準類別：Standard
出版單位：British Standards Institution
標準頁數：48
標準簡介
Specifies requirements for alloy steel forgings for shipbuilding and general engineering purposes having tensile strengths between the limits of 600 N/mm(sup)2 and 1250 N/mm(sup)2 and ruling sections above 150 mm and up to 1000 mm. Includes details of steelmaking, composition, forging and mechanical tests.
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? British Standards Institution 2013
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