EN 2884 : 1996现行
AEROSPACE SERIES - SCREW, PAN HEAD, OFFSET CRUCIFORM RECESS, COARSE TOLERANCE NORMAL SHANK, SHORT THREAD, IN TITANIUM ALLOY, ANODIZED MOS2 LUBRICATED - CLASSIFICATION: 1100 MPA (AT AMBIENT TEMPERATURE)/315 DEGREE C
出版：Comite Europeen de Normalisation
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